Product Releases

Version 2026.03.01 – March 1, 2026This release improves subscription billing performance, introduces a new generic API request interface across SDKs, and enhances carrier integrations, including FedEx One Rate packaging and UPS GroundSaver updates.
Core API Platform — New features and enhancements
  • Generic API request interface — Added support for making arbitrary API requests across C#, Java, Node.js, PHP, and Ruby SDKs.
  • Shipment invoice webhooks — Added shipment.invoice.updated webhook event for billed shipment disputes.
  • Tracker reliability — Improved tracker lookup reliability to prevent temporary 404 errors immediately after shipment purchase.
  • [FedEx] One Rate packaging — Added support for the FedEx Extra Small Box package type.
  • [UPS] GroundSaver — Added delivery date calculations and improved rate handling.
Core API Platform — USPS Ship enhancements
  • Passthrough account improvements — Expanded passthrough support for end merchant accounts, including credential handling, void support, and rating enhancements.
  • Tracking details — Added carrier_code to tracking_details responses.
Core API Platform — Fixed issues
  • [FedEx] Resolved billing address validation issue during carrier account registration.
  • [UPS] Improved error messaging for blocked pickup requests.
  • API request handling — Fixed encoding issues when inspecting invalid UTF-8 characters.
  • Subscription processing — Fixed serialization issue affecting override threshold values.
Core API Platform — Performance improvements
  • Subscription billing — Improved usage summary loading performance for all customers.
EasyPost Enterprise — New features and enhancements
  • [DHL] Consolidated and enhanced document template support.
  • Document synchronization — Added automatic synchronization of included documents.
  • Zone Carrier — Added tracking and waybill number generation capabilities.
  • Document Builder — Improved global definitions and user experience.
  • Log viewer — Updated log view to reflect browser-based timezone.
  • Saturday delivery — Added Saturday delivery flag support.
  • Profile menu — Added Wiki link to profile dropdown.
  • Python editor — Improved autocomplete and value display functionality.
EasyPost Enterprise — Fixed issues
  • [FedEx] Fixed label generation and rate handling issues.
  • Shipment processing — Addressed issues affecting printing and reference field handling.
  • Authentication — Added buffer to API token expiration handling.
Version 2026.02.22 – February 22, 2026This release enhances subscription plan management with immediate charge support and improves Royal Mail V3 account handling. Enterprise updates include document management enhancements, improved device integration, search improvements, and expanded carrier functionality.
Core API Platform — New features and enhancements
  • Subscription management — Added support for charging subscription plans immediately upon creation.
  • Royal Mail V3 — Added rate card support for specific accounts and resolved account creation restrictions to allow multiple users to access the same Royal Mail account number.
Core API Platform — Fixed issues
  • FedEx claims — Improved claims query handling to include additional eligible shipments.
EasyPost Enterprise — New features and enhancements
  • Document Library — Added support for storing default text area attributes within document templates.
  • Document Builder — Added dynamic font default configuration for text areas.
  • [Canpar] Added service mapping and packaging type support.
  • Device integration — Improved scale and scanner connectivity with enhanced device availability monitoring.
  • Global search — Enhanced search performance and result count display.
  • [UPS] Added Power of Attorney on File (POAOnFile) field to shipper model.
EasyPost Enterprise — Fixed issues
  • [FedEx] Fixed 5-inch label formatting issue.
  • [FedEx] Improved international document handling reliability.
  • [DPD Austria] Updated hazardous material validation messaging.
  • Shipment processing — Resolved issues affecting multi-package handling and label modifications.
  • Device integration — Improved error handling during weight retrieval and scale operations.
Version 2026.02.15 – February 15, 2026This release adds Advanced Tracking subscription cancellation support, expands FedEx battery shipment capabilities, and enhances REST label functionality. Enterprise updates include new carrier enhancements and improvements to signature requirements and workflow reliability.
Core API Platform — New features and enhancements
  • Advanced Tracking — Added API support for canceling Advanced Tracking subscriptions.
  • [FedEx] Battery shipment support — Expanded support for battery shipments, including hazmat classifications and Emergency Lithium Battery (ELB) marking on labels.
  • REST label features — Added shipment- and package-level descriptions with character limits, delivery confirmation options, and alternate delivery address support.
Core API Platform — Fixed issues
  • [FedEx] Postal code validation — Improved handling of extended ZIP+4 formats for US domestic addresses.
  • Melissa address verification — Corrected error code mappings for suite and apartment validation.
  • Advanced Tracking — Fixed broken terms and conditions links and improved error state handling with a retry option.
EasyPost Enterprise — New features and enhancements
  • [Canpar] Added packaging type support and service mapping improvements.
  • [UPS] Added signature requirement support.
  • Workflow enhancements — Improved custom dialog behavior and delivery event handling.
  • End of Day service — Improved error handling and messaging during report generation and printing.
EasyPost Enterprise — Fixed issues
  • [UPS] Resolved OAuth state parameter handling issue.
  • Deployment reliability — Fixed an issue affecting versioned state deployment.
  • Shipment processing — Addressed label printing, reference number handling, and dimension update issues in enterprise workflows.
Version 2026.02.08 – February 08, 2026This release introduces new Group Management API endpoints, Advanced Shipping tenant onboarding enhancements, expanded Advanced Tracking capabilities, Purolator QuickShip support, UPS Premier rating support, and Happy Returns RMA QR code generation.
Core API Platform — New Features and Enhancements
  • Purolator QuickShip – Added support for Purolator QuickShip service.
  • UPS Premier – Added support for UPS Premier service level rating.
  • Estafeta - Updated requirements for credentials for rating, buying, and tracking.
  • Asendia USA – Added service level metadata mappings.
  • FedEx – Updated carrier account credential handling for commercial invoice letterhead and signature image uploads.
  • FedEx - Added create carrier account capability for FedEx Multi-Factor Authentication and added new client libraries.
  • Advanced Shipping – Added email invitation support to streamline tenant onboarding.
  • Advanced Tracking – Introduced enhanced onboarding flow with automatic opt-in support.
  • Rate Adjustment Rules – Added ruleset duplication support, improved validation handling, and standardized payload casing.
  • Insurance Claims – Removed label value requirement for claims CSV uploads.
  • Group Management API – Added create, view, and list subgroup endpoints.
  • ParcelForce - Decommissioned carrier.
Core API Platform — Bug Fixes
  • UPS DAP Voiding – Prevented unnecessary alerts for expected void errors on pending shipments.
  • Estafeta – Updated production and tracking endpoint configurations.
  • FedEx Electronic Trade Documents – Corrected logic determining electronic submission handling.
  • FedEx Dry Ice – Verified weight rounding behavior aligns with carrier specifications.
  • Canada Post – Improved retry handling and shipment processing reliability during manifesting.
  • SpeedX – Added error handling for non-JSON carrier responses.
  • Royal Mail V3 & OmniParcel – Added missing predefined package types.
  • Columbus Last Mile V2 – Resolved credential handling issue.
  • Australia Post – Added predefined package mapping in rate requests.
  • Gori – Improved error handling for non-JSON tracking responses.
  • Advanced Tracking – Resolved mobile layout issues and preserved modal state across screen sizes.
  • Tracker Retrieval – Updated HTTP response code for upstream tracking service errors.
  • Forge Rate Adjustments – Corrected case sensitivity handling in hierarchical adjustment matching.
  • USPS Zone Validation – Corrected zone parameter formatting for adjusted rate calls.
  • Message Processing – Prevented retry loops caused by invalid consumer messages.
  • Group Management – Added restrictions to prevent updates to default group names.
Core API Platform — Performance Improvements
  • API Response Times – Improved overall response performance through infrastructure optimizations.
  • Database Queries – Enhanced shipment lookup and search query performance through improved indexing.
EasyPost Enterprise — New Features and Enhancements
  • DHL Batch Rating – Added batch rating functionality with enhanced error handling.
  • FedEx 5-Inch Labels – Added support for 5-inch label format with updated barcode and reference mappings.
  • FedEx FSMS – Expanded international package delivery support with improved label field handling.
  • DHL eCommerce API – Added API integration support with expanded document template coverage.
  • UPS Paperless API – Added document upload capabilities for international shipments.
  • Purolator QuickShip – Enabled QuickShip service within Enterprise platform.
  • Document Library – Released expanded enterprise document set, including hazardous materials documentation.
  • Document Builder – Added document library integration with file import support.
  • Manifest Transmit Files – Added end-of-day manifest download capabilities.
  • Version History – Added version tracking fields for improved system auditing.
  • Custom Fields Indexing – Enhanced custom field indexing to improve integration performance.
EasyPost Enterprise — Bug Fixes
  • DHL eCommerce – Corrected document template classification.
  • Ceva – Improved error handling for rating API failures.
  • End-of-Day Closeout – Fixed UI error display during closeout operations.
  • Print & View Reports – Enhanced error messaging during report operations.
  • Package Type Configuration – Corrected DHL and FedEx package mappings.
  • ZPL Rendering – Fixed handling of empty graphics in label conversions.
  • Version Control Locking – Improved version locking behavior.
  • Patch Editor – Normalized line endings for consistent diff rendering.
Version 2026.01.31 – January 31, 2026This release introduces percentage-based traffic routing for improved platform reliability, launches the Zonos Landed Cost API for international shipments, adds Maersk Parcel carrier support, expands rate adjustment ruleset management capabilities, and improves label upload performance.
Core API Platform — New Features and Enhancements
  • Zonos Landed Cost API – Introduced public endpoints for international landed cost estimates and guarantees, including customs and tax calculations.
  • Maersk – Expanded service coverage with additional zip code support.
  • Advanced Tracking Branding – Added API support for syncing brand customization with Advanced Tracking.
  • Advanced Shipping – Added API key synchronization support for tenant setup.
  • OAuth Pre-Consent Flow – Introduced a pre-consent authorization experience to streamline OAuth onboarding.
  • Percentage-Based Traffic Routing – Implemented configurable cross-datacenter traffic routing with automatic fallback handling.
  • FlexRate Adjustments – Enhanced rule editors with range support, improved error handling, and updated carrier option loading.
  • Rate Adjustment Rulesets API – Added endpoints for creating and managing single and cumulative rate adjustment rulesets.
  • Insurance Page – Released updated insurance experience.
  • Group Management – Added delete and sub-account assignment capabilities to group management.
  • Sub Account Groups API – Added group information to sub-account listing responses.
Core API Platform — Bug Fixes
  • Canada Post – Improved manifest error handling to properly surface underlying errors.
  • DoorDash – Corrected address formatting and improved timestamp parsing resilience.
  • Manifest Processing – Prevented manifest submission for deactivated carrier accounts.
  • Custom Rate Card Forms – Corrected disabled field submission handling during validation.
  • Estafeta – Updated authentication handling to support customer-provided credentials.
  • Zonos – Corrected carrier account ID handling during request processing.
Core API Platform — Bug Fixes (Royal Mail V3)
  • Address Validation – Added address line truncation to meet carrier validation limits.
  • Manifest Processing – Improved manifest transaction handling and shipment update logic.
  • Shipment Search – Expanded auto-manifest shipment search range to include updated shipments.
Core API Platform — Performance Improvements
  • Label Uploads – Improved asynchronous label upload performance through optimized thread scheduling.
EasyPost Enterprise — New Features and Enhancements
  • APC – Added additional APC service types and improved service naming consistency.
  • Maersk Parcel – Added carrier support within Enterprise platform.
  • Global Ship – Updated integration handling and configuration behavior.
  • Delivery Override Handling – Enhanced delivery window validation with transit day support.
  • Custom Reporting – Added customer-specific report generation capabilities.
  • Database File Service – Improved migration handling and SQL compatibility.
  • SFTP Client Service – Added FTP and SFTP file transfer capabilities.
  • Socket Service – Ported socket service to updated platform architecture.
EasyPost Enterprise — Bug Fixes
  • Ceva – Corrected JSON response handling for rating API.
  • DHL – Fixed waybill template generation issues.
  • FedEx FUSE – Corrected XML output formatting issues.
  • Global Ship – Improved performance and resolved update instance handling issues.
  • Billing Configuration – Corrected billing configuration behavior.
  • Premier Pop-Up – Fixed UI functionality issue.
  • UPS Signature Requirements – Added signature requirement support.
  • AskBox – Corrected return value handling.
EasyPost Enterprise — Performance Improvements
  • Database Queries – Improved version control query performance.
Version 2026.01.24 – January 24, 2026This release introduces enhanced Advanced Tracking capabilities with digital signature support, expanded carrier service coverage, new Enterprise SFTP file transfer functionality, improved FedEx shipment documentation handling, and corrected partial refund tax calculations.
Core API Platform — New Features and Enhancements
  • Loomis Express – Updated carrier integration infrastructure to improve CI reliability.
  • Maersk – Updated service level and zip code coverage, including expanded LAX zones and restored JFK coverage.
  • Advanced Tracking Opt-In – Added digital signature support for Advanced Tracking enrollment and updated branding page design.
Core API Platform — Bug Fixes
  • USPS Tracking Routing – Corrected routing logic for UPS Mail Innovations tracking requests.
  • UPS OAuth – Resolved cache handling issue in OAuth authorization flow.
  • OSM V2 – Added required customs and sender information for military destination shipments.
  • OnTrac V3 – Corrected selected rate calculation to return accurate fetched rates.
  • Partial Refunds – Corrected tax amount storage to preserve accurate pre-tax and tax totals across transactions.
EasyPost Enterprise — New Features and Enhancements
  • FedEx Shipment Documentation – Added support for custom non-label shipment documents with proper document classification handling.
  • TForce Manifest Files – Added dimension unit-of-measure support for manifest file submissions.
  • UPS Notification Locale – Added support for language and dialect mappings in shipment notifications.
  • SFTP Client Service – Introduced FTP and SFTP file transfer capabilities for enterprise integrations.
  • Zone Carrier Rate Management – Enhanced rate results with container-level data and improved multi-piece shipment currency handling.
  • InfoShip Layout Types – Added support for existing 5-cell and new 3-column layout formats.
  • Database File Service – Introduced structured file handling with automated purge support.
EasyPost Enterprise — Bug Fixes
  • FedEx Sold-To Processing – Resolved error handling issues affecting Sold-To account processing.
  • FedEx Bridge Testing – Corrected RMA handling and other issues identified during integration testing.
  • FedEx FUSE Maintenance – Resolved conflicting maintenance event behavior in cluster processing.
EasyPost Enterprise — Performance Improvements
  • Purge Service – Added default scheduling configuration to improve automated cleanup performance.
Version 2026.01.10 – January 10, 2026This release includes Shipment Purchase API performance improvements, a new Document Library API endpoint for generating shipping documents, expanded carrier capabilities across multiple integrations, reintroduced payment webhook events, and Enterprise-level tracking and workflow enhancements.
Core API Platform — New Features and Enhancements
  • DoorDash – Removed platform-level phone number validation to support carrier-side per-user validation.
  • SmartKargo – Added origin and destination country validation to enforce domestic U.S. shipments only.
  • Royal Mail V3 – Added support for express return shipments.
  • SpeedX – Enhanced tracking event status detail mapping for improved delivery visibility.
  • DPD Netherlands – Improved classification logic for intra-EU versus international shipments.
  • Asendia USA – Improved rate calculation accuracy.
  • eBay CIP – Extended tax ID acceptance for shipments to Jersey and Guernsey.
  • P2P Carrier Account – Added support for a new P2P carrier account type.
  • DHL eCommerce Europe – Added support for a new carrier account type.
  • DaiPost – Added API key authentication support for tracking services.
  • Advanced Shipping – Added onboarding support for sub-accounts within Advanced Shipping.
  • Payment Webhooks – Reintroduced `payment.created` and `payment.failed` webhook events for bank and credit card charges.
  • Custom Rate Cards – Enhanced admin endpoints to display service type, MRC status, and geo group rate counts.
Core API Platform — Bug Fixes
  • UPS WWE – Enabled ACL modification support for UPS WWE carrier accounts.
  • Shipment Purchase API – Improved transaction handling to ensure database consistency during shipment purchases.
  • Tracking Images – Resolved duplicate proof-of-delivery image uploads when identical images are received across multiple tracking polls.
  • Java SDK – Improved deserialization handling for underscore-formatted fields.
Core API Platform — Performance Improvements
  • Shipment Purchase API – Improved request handling and simplified retry logic to enhance performance.
  • Custom Rate Card Queries – Improved admin dashboard performance through query optimization and pagination updates.
EasyPost Enterprise — New Features and Enhancements
  • Aramex – Added support for Saudi Arabia National Address Short Code requirements.
  • FedEx – Added dangerous goods handling support for consolidated shipments.
  • FedEx – Added print return label support for additional service codes.
  • Project44 – Enhanced shipment tracking with origin location visibility.
  • AutoClose Scheduling – Improved scheduling flexibility for auto-close timing and frequency.
  • TForce – Enhanced transmit screen labeling for improved usability.
  • FedEx FUSE – Added automated maintenance for fuel surcharge and tracking range updates.
  • ICS Service – Introduced initial implementation of a new carrier service integration.
  • SevenDays – Aligned ship contract data structures across platforms for consistency.
  • Service Template – Updated service template with improved dependencies and documentation.
EasyPost Enterprise — Bug Fixes
  • FedEx Consolidation – Resolved data schema issues affecting shipment consolidation.
  • Project44 – Improved database sequence handling for performance stability.
  • Shipment Type Processing – Resolved shipment type conversion issues affecting specific workflows.
  • Batch Processing – Fixed workflow, combining logic, and warehouse filtering issues affecting batch operations.
  • Reconciliation – Resolved processing issues affecting shipment verification.
  • Formatting and Integration – Corrected formatting and integration issues affecting select customer workflows.
  • UPSEP Labels – Removed unnecessary values for cleaner label output.
  • Service Communication – Resolved serialization issues affecting host function results.
Version 2025.11.30 – November 30, 2025This release introduces enhanced customer analytics, increased default insurance coverage, expanded tracking capabilities, and new enterprise-level performance and integration upgrades.
Core API Platform — New Features and Enhancements
  • Geocoded Tracking Enhancements – Added local timestamp and confidence scoring fields to improve tracking event accuracy.
  • Insurance Coverage Update – Increased the minimum included insurance amount from $50 to $100.
  • Customer Portal Analytics – Added integrated Looker dashboards providing enhanced shipping activity insights.
Core API Platform — Bug Fixes
  • FedEx Commercial Invoices – Fixed issues with extracting international forms from API responses.
  • Parcll Customs Items – Corrected customs item weight calculations for international shipments.
  • UniUni Tracking Events – Updated status mapping to accurately reflect undeliverable shipment states.
  • Amazon Shipping Rate Shopping – Resolved duplicate rate returns during rate comparison.
EasyPost Enterprise — New Features and Enhancements
  • Purolator Service Mapping – Standardized service naming and added missing service mappings for improved rating accuracy.
  • Carbon Neutral Shipping – Improved handling of carbon-neutral shipping options across multiple configuration fields.
  • DataTable Selection – Added support for selecting DataTable entries with event triggers for workflow interactivity.
  • Endpoint Throttling – Introduced configurable concurrency limits for workload-aware endpoint processing.
  • Python Integration Improvements – Enhanced Python collection support for more consistent iteration behavior.
  • Document Printing – Added support for table-based variables in document print conditions.
EasyPost Enterprise — Bug Fixes
  • Request Schema Handling – Fixed schema reuse logic to ensure correct validation for multiple request bodies.
  • Carrier Feature Validation – Updated carrier feature checks and validation logic for improved rating and shipping reliability.
EasyPost Enterprise — Performance Improvements
  • Global Ship File Transfer – Improved file transfer performance with optimized connection handling.
  • Device Communication – Enhanced SignalR communication for better responsiveness across device bridge integrations.
Version 2025.11.23 – November 23, 2025This release includes major performance improvements, expanded Luma SmartRate capabilities, new customer portal session services, enhanced USPS credential handling, and multiple carrier-level enhancements across DHL, Evri, Estafeta, OnTrac, Australia Post, Purolator, UPS, and more.
Core API Platform — New Features and Enhancements
  • DHL Express: Added support for uploading custom commercial invoices while maintaining paperless trade functionality.
  • Luma Rulesets API: Introduced beta endpoints for creating and managing SmartRate rulesets.
  • Luma Rate Adjustments: Added adjusted-rate visibility to Luma endpoints including one-call-buy, promise, and buy operations.
  • USPS Aggregation Credentials: Enhanced API responses to return full credential details for USPS aggregation accounts.
  • USPS Carrier Account Management: Added new API capabilities for managing USPS carrier account status.
  • Advanced Tracking: Added the ability to cancel Advanced Tracking subscriptions from billing settings.
  • Return Address Rendering: Added support for rendering return addresses instead of sender addresses on labels and manifests for specific shippers.
  • Customer Portal Sessions: Added session services for customer portals and embeddable components with JWT authentication.
Core API Platform — Bug Fixes
  • DHL Express: Corrected Place of Incoterm handling for international shipments.
  • Passport Global: Improved batch tracking to prevent unauthorized tracker behavior.
  • Evri: Corrected event status mapping for return-to-sender workflows.
  • EstafetaV2: Added new tracking credential support with improved event timestamp handling.
  • Royal Mail V3: Re-enabled Parcelforce and international business parcel service levels.
  • Better Trucks: Improved response handling for delivery date estimates.
  • Hailify: Updated rate requests to include carrier-required fields.
  • FedEx: Fixed commercial invoice extraction issues for international shipments.
  • Platform Rate Limits: Added request-per-second rate limiting to index endpoints to maintain performance.
  • FedEx Third-Party Billing: Corrected formatting of third-party account numbers.
  • FedEx Surcharges: Standardized surcharge mappings between REST and SOAP APIs.
Core API Platform — Performance Improvements
  • Shipment Creation: Improved performance by switching internal connections to Unix sockets.
  • Form Retrieval: Reduced database lookups when retrieving the most recent forms.
  • Index Endpoint Rate Limiting: Improved platform stability through enhanced rate limit handling.
EasyPost Enterprise — New Features and Enhancements
  • OnTrac: Added return-to-sender handling updates for improved tracking clarity.
  • DHL Express: Corrected Kosovo country code mapping to improve shipment validation.
  • Australia Post: Added support for additional packaging types.
  • Purolator: Standardized service mappings and added additional packaging support.
  • TForce: Added shipment voiding support.
  • UPS: Improved hazmat packaging and unit-of-measure handling for consistency.
  • Manifest Group Document Generation: Updated logic to allow carriers to determine when manifest groups should be created.
  • AppFlow: Added cancellation support for improved workflow control.
  • MQTT Service: Added enable/disable control for message broker communication.
EasyPost Enterprise — Bug Fixes
  • UPS Ground Saver: Removed unsupported service levels from rate responses.
  • UPS Weight Handling: Improved weight unit consistency for sub-1 lb shipments.
  • Order Processing: Improved data population for specialized shipping workflows across multiple enterprise customers.
  • TForce: Improved reference field and label mapping handling.
  • Session & Label Handling: Improved duplicate-label and session management behavior.
  • Hawaii Shipping Workflows: Added special-case rules for Hawaii destinations.
  • Carrier Dimension Validation: Improved ordering of dimensions to avoid carrier validation errors.
  • UI/Browser Handling: Fixed drag-and-drop activation behavior during UI interactions.
  • UPS Trademark Notice: Updated placement for brand compliance.
Version 2025.11.16 – November 16, 2025This release includes Core API performance improvements, simplified carrier account management, enhanced multi-piece order handling, and new automated manifest generation capabilities for Enterprise.
Core API Platform — New Features and Enhancements
  • [Gori] Container Reference Passthroughs – Added container reference support.
  • [FirstMile] Delivery Estimates – Added estimated_delivery field to tracking responses.
  • [Royal Mail V3] Currency Mapping – CN22 forms now use shipment currency.
  • [Royal Mail V3] Account Number Validation – Added zero-padding for 10-digit accounts.
  • Multi-Piece Order Shipment Helper – Added helper to access shipments in multi-piece orders.
  • Carrier Account Management Simplification – Removed manual registration step for carrier accounts.
  • Multi-Piece Order Tracking Fields – Added metadata fields for reconciliation.
  • Withdrawn Postage Meter Detection – Added detection for withdrawn USPS meters.
Core API Platform — Bug Fixes
  • [UniUni] Hazmat Code Mapping – Limited mapping to UniUni only.
  • [USA Export] Address Validation – Rejected shipments with missing origin zip codes.
  • [Purolator] Tracking Event Timestamps – Added support for events without timestamps.
  • [Royal Mail] Inactive Account Manifests – Fixed errors when manifests were submitted from disabled accounts.
  • [OmniParcel] Tracking Error Handling – Improved tracking error handling.
  • [Hailify] Carrier Endpoint Updates – Added ZPL base64 decoding.
  • [Optima] Parcel Validation – Removed incorrect dimension and weight validation.
  • Primary Payment Method Protection – Prevented deletion of primary payment method.
  • Subscription Processor Updates – Prevented duplicate entitlement updates.
Core API Platform — FedEx Bug Fixes
  • Multi-Piece Order Label Generation – Fixed issue where only the first shipment was recorded.
  • SMART_POST Multi-Piece Orders – Blocked unsupported service.
  • Hold at Location Ordering – Corrected XML ordering.
  • Hazmat Service Restrictions – Added validation with user-friendly errors.
  • Multi-Piece Order Rates – Fixed missing and duplicate rate data.
Core API Platform — Performance Improvements
  • Shipment Rating – Removed redundant database refresh operations.
  • Label Purchase Operations – Eliminated unnecessary reloads during label purchase.
  • Relationship Creation – Improved creation flow for Form and PostageLabel objects.
  • Tracker Queries – Updated index usage to improve query performance.
EasyPost Enterprise — New Features and Enhancements
  • [FedEx] Dry Ice Support – Added support for dry ice shipping.
  • [TForce] Label Details – Added PO numbers, references, and DG indicators.
  • [TForce] Ship-Hold Label Generation – Fixed missing labels for released shipments.
  • [UPS] Delivery Confirmation – Improved mapping for package-level confirmations.
  • [UPS] Weight Unit Consistency – Improved weight and dimension consistency.
  • UPS Trademark Notice – Added required trademark notice.
  • Enhanced: Document Builder – Improved dynamic font defaults.
  • Manifest Builder Service – Added automated manifest document generation.
  • Slovenia EU Country Support – Corrected region classification.
EasyPost Enterprise — Bug Fixes
  • [TForce] Shipment Processing – Improved error handling.
  • [Canpar] Multi-Piece Labels – Ensured all labels are returned for multi-piece shipments.
  • Country Code Support – Fixed ISO codes for St Kitts and Nevis.
Version 2025.11.09 – November 9, 2025This release includes major Core API performance improvements, expanded batch processing capabilities, a new /v2/trackers/batch endpoint, enhanced carrier integrations, and Enterprise enhancements with the new ZoneCarrier service.
Core API Platform — New Features and Enhancements
  • Enhanced: [Canpar] Multi-Shipment Orders – Updated orders to mark all shipments as purchased with proper commercial invoice handling.
  • [Better Trucks] Delivery Dates – Added expected delivery date to rate response.
  • [LasershipV2] Weight Limits – Increased weight limit to 150 lbs.
  • Enhanced: Platform Carrier Accounts API – Added availability endpoints for account access and configuration.
  • Enhanced: Batch Tracker Creation – Introduced /v2/trackers/batch endpoint for bulk tracker creation (up to 100 tracking codes).
  • Enhanced: Embeddables Session API – Improved JWT authentication and session creation logic.
  • FlexRate & Embeddables Promo – Added promotional feature support for Forge.
  • UPS WWE BYOA Labels – Updated label buy path to use ups_cif instead of ups_iparcel.
  • Customer Portal Authentication – Updated authentication model for improved security.
Core API Platform — Bug Fixes
  • [APC] Rate Response Parsing – Added handling for type errors in bare float responses.
  • Shipment Address Synchronization – Fixed USPS postage flows to sync shipment and insurance addresses after verification.
  • Canpar Order Labels – Fixed postage label handling for multi-shipment orders.
  • Amazon Shipping Options – Corrected hub reference handling.
  • PassThrough Label & Form Creation – Updated creation process for more reliable object generation.
  • Malformed Rate Data – Added protections for malformed rate or surcharge data.
  • Address Batch Creation – Resolved unnecessary batch creation attempts.
  • Platform Carrier Accounts – Improved pagination behavior.
  • 405 Error Handling – Prevented unnecessary alerts from invalid requests.
Core API Platform — Performance Improvements
  • Enhanced: Shipment Creation – Added batch address creation for shipments without verification.
  • Enhanced: Shipment Buy – Added batch address fetching for buy operations.
EasyPost Enterprise — New Features and Enhancements
  • Enhanced: [FedEx] Surround Temperature Control Fields – Added temperature-controlled shipping fields.
  • [TForce] Address Validation – Added AdditionalAddress2 field support.
  • [Purolator] Packaging Types – Added Purolator-specific packaging and QuickShip.
  • Manifest Group Document Generation – Added support for generating manifest documents.
  • WorldEase Manifest Support – Enabled manifest group and document generation.
  • Document Font Styling – Improved font handling for document generation.
  • External Page Management – Added external page creation option.
  • ZoneCarrier Service – Introduced optimized rate file processing.
  • Enhanced: Peak Surcharge Fee Support – Added peak surcharge fee type.
  • Print Custom Code Overrides – Added support for custom print codes and billing references.
EasyPost Enterprise — Bug Fixes
  • Shipment Release Timestamp – Corrected shipment timestamp synchronization.
  • Commercial Invoice Generation – Fixed label handling and removed unnecessary tracker lookups.
  • Zone Carrier Configuration – Fixed setup behavior for unconfigured carriers.
EasyPost Enterprise — Performance Improvements
  • Zone Carrier Rating – Improved fee ordering and lookup performance.
Version 2025.11.02 – November 2, 2025This release includes major Core API performance improvements, expanded carrier support, enhanced address and tracker tools, and new enterprise capabilities.
Core API Platform — New Features and Enhancements
  • Gori Carrier Availability – Enabled support for Gori, including rate, label, and tracking functionality.
  • Royal Mail V3 Parcelforce Services – Added support for multiple Parcelforce services including Europriority, Global Priority, express24, express48, expressAM, and express10.
  • Royal Mail V3 DDP Service Level – Added support for the InternationalBusinessParcelsZeroSortPriorityDDP service level.
  • DHL Express Country Support – Added Vatican City as a supported destination with postal code validation.
  • Lithium Battery Shipping Options – Added Class 9 lithium battery options including marked packages, returns packages, and ground-only configurations.
  • SSO Invitation Flow – Added return_to_url support for smoother SAML invitation acceptance.
  • Carrier Account Management API – Added endpoints to allow teams to update carrier account status programmatically.
  • Webhook Registration – Added webhook support for Jitsu and AxlehireV3 for faster tracking updates.
  • Platform Account Expansion – Expanded BYOCA carrier account support to all users.
  • Support Team Permissions – Added new permissions enabling teams to update carrier account status via API.
  • /trackers/batch Endpoint – Added bulk tracker creation via POST, supporting up to 100 tracking codes.
  • Address Carrier Verification – Added carrier-specific address verification when a carrier is included in the request.
  • Python SDK Enhancements – Added embeddables examples and carrier-specific address verification support.
  • Carrier Account Types API – Added Gori to carrier account type responses.
  • Royal Mail V3 Metadata – Updated service level metadata for more complete coverage.
Core API Platform — Bug Fixes
  • Royal Mail V3 Service Validation – Ensured DDP shipments can only be created with a DDP-compatible service level.
  • Veho Hazmat Handling – Corrected hazmat validation so unsupported carriers no longer block shipment creation.
  • Smart Kargo Timeouts – Updated timeouts for more consistent rating and tracking responses.
  • ePostGlobalv2 Error Handling – Improved resilience to carrier-side 500 errors.
  • Sway Tracking – Removed unnecessary tracking error logs triggered during voided label operations.
  • FedEx SmartPost Hazmat – Blocked unsupported dangerous goods shipments for SmartPost.
  • Address Verification – Corrected an issue that sometimes prevented corrected addresses from appearing in shipment results.
  • Rate Adjustments – Simplified parameter requirements and corrected parent-user access checks.
  • Rate Adjustments Controller – Removed unused code paths no longer required by the service.
  • Rate Adjustments Logging – Improved logging behavior for more accurate feature usage tracking.
  • Subscription Plan Selection – Cleaned up unused subscription endpoints.
  • FedEx Lithium Battery Marking – Corrected XML structure to properly display ELB markings.
  • Embeddables Security – Resolved CSP blocking and modal display issues.
  • Default Insurance – Removed default insurance selection for new accounts.
  • Rate Display – Updated UI to show carrier delivery estimates alongside SmartRate estimates.
  • Carrier Account Status Cleanup – Fixed inconsistencies affecting a small number of accounts during account selection.
  • Subscription Plan Handling – Improved carrier account plan selection for users with expired carrier accounts.
  • DHL Express Battery Mapping – Corrected lithium battery mapping and XML formatting.
  • USPS Insurance – Prevented stale address data by updating insurance address in memory after verification.
  • Canpar Multi-Shipment Orders – Corrected label and invoice handling for multi-package orders.
Core API Platform — Performance Improvements
  • Shipment Creation – Improved ID generation performance to speed up shipment and tracker creation.
  • Carrier Account Credentials – Improved caching behavior to reduce repeated carrier account lookups during rating.
  • Address Creation – Added batch address handling to reduce the number of individual address queries.
EasyPost Enterprise — New Features and Enhancements
  • DPD Austria Reference Label Field – Added support for secondary reference fields on labels.
  • TForce Manifest Accessorials – Added support for freight accessorials during manifest generation.
  • FedEx Demand Surcharges – Added residential and commercial demand surcharge support.
  • Integration Manager Access Control – Improved permission configuration for integration management.
  • Document Builder Enhancements – Improved default formatting for text-heavy document templates.
EasyPost Enterprise — Bug Fixes
  • Ship-Hold Tracking Numbers – Corrected tracking number display when releasing hold shipments.
  • Shipment Release Timestamp – Fixed synchronization for ShippedOn timestamps.
  • Kuehne + Nagel Container Weight – Corrected weight parsing across multiple fields.
  • Document Barcode Schema – Fixed barcode mapping in document templates.
  • Freight Payor Handling – Resolved issues with payors missing address information.
  • Subscription Error Logging – Improved error logging clarity for subscription-related failures.
EasyPost Enterprise — Performance Improvements
  • Relation Proxy Retrieval – Improved performance by reducing unnecessary data lookups during relation reference creation.
Version 2025.10.26 – October 26, 2025This release includes major Core API performance improvements, expanded carrier integrations, and new enterprise capabilities. Highlights include JWT authentication for Embeddables, expanded Gori carrier support, broader FlexRate compatibility, and FedEx Surround temperature-controlled shipping.
Core API Platform — New Features and Enhancements
  • Gori Carrier Integration – Expanded support including rating, label purchase, voiding, manifesting, and tracking.
  • Embeddables Session API – Added JWT-based authentication for embedded component integrations.
  • Rate Adjustments API – Extended compatibility to shipment creation, rerating, stateless rating, order creation, and label purchase endpoints.
  • Delivery Address Handling – Improved unit splitting for long US and Canadian street addresses when valid unit designators are included.
Core API Platform — Bug Fixes
  • Order Purchases – Corrected multi-piece order processing for FedEx shipments.
  • Tracking Stability – Prevented errors related to excessively long tracking code queries.
  • Claims Creation – Improved claim creation flow for cases submitted outside app contexts.
  • Shipment Rating – Improved performance by reducing unnecessary carrier account lookup operations.
Core API Platform — Performance Improvements
  • Shipment Creation – Improved ID generation performance to reduce label creation latency.
  • Database Queries – Enhanced shipment search performance through improved indexing.
  • Label Purchases – Reduced processing time by removing duplicate tracker lookups during invoice generation.
EasyPost Enterprise — New Features and Enhancements
  • FedEx Surround Support – Added temperature-controlled shipping capabilities for temperature-sensitive shipments.
  • Custom Document Generation – Improved document data handling for more robust custom document output.
  • Print Job Management – Enhanced timeout handling to improve reliability for warehouse printing operations.
  • User Interface Security – Added automatic logout behavior for accounts with restricted navigation access.
  • Carrier Routing Configuration – Improved routing logic for carriers using Zone-based configuration.
EasyPost Enterprise — Bug Fixes
  • DHL Contact Validation – Improved messaging for missing contact name data on international shipments.
  • DHL Tax Field Handling – Corrected VAT/GST field mapping for international shipments.
  • DHL Hazmat Processing – Enhanced validation logic for hazardous materials shipments.
  • TForce Ship-Hold Processing – Fixed issues affecting ship-hold workflows.
  • Rate Details – Corrected display of special fee totals in rate details.
  • USB Printers – Resolved issues where USB-connected printers were not appearing correctly.
  • Proof of Delivery – Improved error handling for POD update requests.
  • Currency Handling – Corrected errors related to carrier responses using non-USD currencies.
  • Servientrega Weight Precision – Fixed incorrect weight rounding that could cause shipment rejections.
EasyPost Enterprise — Performance Improvements
  • Commercial Invoice Generation – Improved data retrieval for faster international invoice creation.
Version 2025.10.19 – October 19, 2025This release includes major performance improvements, expanded carrier integrations, and enhanced enterprise functionality for high-volume shippers.
Core API Platform — New Features and Enhancements
  • Carrier Integration Simplification – Streamlined onboarding for most carrier account types to reduce setup time.
  • Gori Carrier Integration – Added full support for the Gori carrier including rating, label purchase, voiding, and manifesting.
  • Rate Adjustments API – Introduced beta endpoints for retrieving rate adjustment availability for parent and child accounts.
  • Embeddables Session Management – Added endpoints for creating sessions for embedded components with JWT support.
  • Commercial Invoice Currency – Updated commercial invoice generation to use customer-specified currency values.
  • Subscription Management – Improved subscription validation to ensure only valid subscription IDs can be accessed.
  • Platform Account Enablement – Added beta endpoints for retrieving available platform account types and configuration options.
Core API Platform — Bug Fixes
  • UPS International Shipments – Corrected duty payment calculations for international shipments.
  • Customs Information – Fixed commercial invoice population to use the correct country value for customs items.
  • Payment Method Handling – Improved handling of temporary failures when adding new payment methods.
  • Rate Sorting – Resolved sorting errors related to rate data validation.
  • Label Purchase Reliability – Removed unnecessary tracker lookups during label purchase to prevent failed responses.
  • Commercial Invoice Generation – Improved invoice generation by removing redundant lookup operations.
  • Shipment Label Handling – Fixed issues related to shipments missing selected rate details.
  • BYOCA Subscription Validation – Improved validation of carrier accounts to ensure correct subscription eligibility.
  • Credit Card Validation – Added support for payment methods missing expiration date fields.
  • Webhook Processing – Improved handling of additional payment method update scenarios.
Core API Platform — Performance Improvements
  • Label Purchases – Removed redundant tracker lookups to reduce latency during label purchases.
  • Commercial Invoice Generation – Improved data retrieval to speed up international document generation.
  • API Response Handling – Improved API performance through optimized request processing.
EasyPost Enterprise — New Features and Enhancements
  • GLS Croatia – Improved address handling with automatic population of company and contact fields where applicable.
  • FedEx – Added default third-party billing support to improve international workflows.
  • TForce – Added ship-hold support and updated available service codes.
  • UPS Address Validation – Added UPS-specific validation rules when using UPS carrier accounts.
  • Rate Shop Configuration – Improved support for delivery-method-based ShipVia rules in rate shopping.
  • Delivery Override Handling – Enhanced delivery date and time-window override functionality.
  • ShipVia Rules – Added support for time-specific routing logic.
  • Batch Rating – Improved performance for enterprise customers processing high shipment volumes.
EasyPost Enterprise — Bug Fixes
  • WorldEase – Disabled unsupported ship-on-hold functionality to prevent errors.
  • Rate Shop – Corrected carrier selection logic for ShipVia-based rate shopping.
  • USB Printers – Fixed issues where USB page printers were not always appearing correctly.
  • Document Builder – Improved default font handling to ensure proper document formatting.
Version 2025.10.12 – October 12, 2025This release includes major enhancements to carrier integrations, platform performance, and enterprise functionality — including FedEx Signature Proof of Delivery, improved hazmat handling, and multiple reliability improvements across the system.
Core API Platform — New Features and Enhancements
  • FedEx Signature Proof of Delivery – Added retrieval of delivery evidence including signature images and proof of delivery documentation through the Tracking API.
  • Canada Post Currency Conversion – Added support for commercial invoice currency selection and conversion rates for accurate customs value display.
  • UniUni Hazmat Support – Added expanded hazmat code support for U.S. destinations to ensure proper handling of dangerous goods.
  • UPS Hazmat Support – Expanded hazmat compatibility for Amazon Shipping–related UPS shipments.
  • Carrier Account Registration – Introduced a new carrier account registration endpoint to streamline onboarding.
  • FirstMileConcise Tracking – Added support for credential-free tracker creation for FirstMileConcise shipments.
Core API Platform — Bug Fixes
  • UPS Duty Payment – Corrected handling of duty and tax payment logic for international shipments.
  • FedEx Tracking Credentials – Restored credential requirements needed for retrieving delivery evidence.
  • FedEx SmartPost Delivery Confirmation – Fixed validation errors related to NO_SIGNATURE delivery confirmation.
  • USPS Package Dimensions – Corrected dimension handling inconsistencies between rating services.
  • Purolator Tracking – Improved handling of authentication failures to reduce tracking interruptions.
  • Label Purchase Performance – Eliminated unnecessary tracker lookups during label purchase to reduce latency.
  • Payment Method Management – Improved handling for removed or invalid payment methods.
EasyPost Enterprise — New Features and Enhancements
  • Rate Shop ShipVia Rules – Added support for ShipVia rules within Rate Shop Groups to allow more precise carrier selection.
  • Delivery Window Validation – Improved GLS Croatia delivery window validation and label address handling.
  • Printer Service Enhancements – Improved responsiveness of network-connected label printers.
  • MQTT Configuration Options – Added support for additional TLS configuration options for select brokers.
  • Critical Update Visibility – Improved visibility for critical updates within deployment workflows.
EasyPost Enterprise — Bug Fixes
  • UPS Token Refresh – Improved automatic token refresh handling.
  • USB Printer Compatibility – Fixed issues where USB page printers were not appearing correctly in shipment workflows.
  • Form Update Behavior – Ensured form updates take effect immediately in applicable workflows.
  • Warning Field Capacity – Increased allowable character size for warnings in configuration settings.
Performance Improvements
  • Carrier Account Selection – Improved performance during carrier account determination within shipment operations.
  • Label Purchase Operations – Reduced latency during label purchases by eliminating redundant tracking service calls.
Version 2025.10.05 – October 5, 2025This release introduces major platform upgrades and carrier enhancements across both the Core API and EasyPost Enterprise, improving performance, stability, and tracking reliability.
Core API Platform — New Features and Enhancements
  • Platform Performance – Updated core infrastructure to improve performance, security, and overall stability.
  • UPS International Shipping – Improved duty and tax handling for international shipments, ensuring more accurate billing.
  • UPS Canada Domestic – Added support for Express, Expedited, Express Saver, and Express Early service levels within Canada.
  • Tracking Improvements – Enhanced tracking reliability by migrating Jitsu and AxlehireV3 to a unified tracking architecture.
  • Veho Tracking – Added webhook-based tracking for faster delivery status updates.
  • SpeeDee – Added rate-limiting safeguards to improve reliability during high-volume tracking requests.
  • Shipment Validation – Enhanced V2 Shipping API validation to prevent shipments with missing or zero-value parcel details.
  • Address Verification – Clarified handling for the `verify_carrier` parameter to support carrier-specific validation.
  • Carrier Claims – Added support for `line_items` to improve detail and accuracy during claims submissions.
  • Insurance Services – Improved formatting and consistency in claims responses for EasyPost Guard and carrier insurance.
Core API Platform — Bug Fixes
  • UPS Saturday Delivery – Corrected delivery date calculations for Saturday Delivery service.
  • UPS Transit Times – Resolved missing delivery dates for Canada domestic and international services.
  • UPS Mail Innovations – Removed incorrect customs requirements for shipments to U.S. territories.
  • FedEx International – Fixed buyer address handling for international shipments.
  • Predefined Packages – Fixed issues involving predefined packages with zero-value dimensions.
  • USPS Rural Rates – Corrected rate display to show commercial rates when custom rates are unavailable.
  • Veho Labels – Fixed incorrect container description mapping.
Enterprise — New Features and Enhancements
  • UPS Synchronized Delivery – Added support for multi-package delivery coordination.
  • DPD Austria – Added new carrier integration with rating, label generation, and tracking support.
  • Carrier Hub Enhancements – Improved processing of carrier definitions for better integration reliability.
  • Remote Scale Updates – Improved accuracy and consistency for remote weight retrieval.
  • Project44 – Added the ability to retrieve configured carrier service lists.
  • Delivery Window Handling – Improved delivery window validation for carriers with variable response formats.
  • Warehouse Operations – Added bulk order removal from batches to streamline workflows.
  • User Interface – Added Select All/Deselect All functionality for multi-selection tasks.
Enterprise — Bug Fixes
  • Rate Shopping – Fixed insurance logic to prevent rating errors.
  • Batch Rating – Corrected grouping logic for rates that use service overrides.
  • Data Import – Fixed shipper import issues when working with partially populated datasets.
  • Session Management – Resolved issues that caused session cleanup delays in certain cases.
Performance Improvements
  • API Response Times – Improved overall request processing speed.
  • Tracking Latency – Reduced tracking update delays through enhancements to the consolidated tracking infrastructure.
  • Platform Stability – Strengthened platform reliability with underlying infrastructure updates.
Version 2025.09.27 – September 27, 2025This release includes improvements to UPS international shipping, enhanced FedEx tracking, expanded Canada Post support, and updates across the EasyPost Enterprise platform.
Core API Platform — New Features and Enhancements
  • UPS International Shipping – Simplified customs handling for UPS Mail Innovations shipments to U.S. territories, which now follow domestic shipping rules.
  • UPS Duty Payment – Improved duty and tax processing for international shipments with more accurate billing support.
  • UPS Canada Domestic Services – Added support for Express, Expedited, Express Saver, and Express Early service levels for shipments within Canada.
  • FedEx Signature Proof of Delivery – Enhanced delivery evidence retrieval for signature proof of delivery (SPOD) documents.
  • Amazon Shipping – Improved shipment date formatting and metadata handling to support the latest Amazon Shipping integration updates.
  • Address Validation – Added safeguards preventing shipments with zero-value dimensions or weight.
Core API Platform — Bug Fixes
  • Fixed incorrect duty and tax charges being applied to UPS domestic shipments.
  • Resolved FedEx address validation issues that caused rating failures for certain postal codes.
  • Improved processing of Canada Post adjustment files to prevent delays.
Enterprise — New Features and Enhancements
  • Global Ship Labels – Added CDL and signature requirement indicators to Optima shipping labels where applicable.
  • Carrier Integrations – Improved stability and consistency across carrier services.
  • Rate Management – Updated GEPS contracts with newly effective rate structures.
Enterprise — Bug Fixes
  • Resolved platform stability issues affecting label generation and processing.
  • Corrected container description mapping for Veho shipments.
Performance Improvements
  • FedEx Tracking – Improved tracking response times through optimized request handling.
  • Canada Post Adjustments – Enhanced monitoring to capture delayed carrier updates more reliably.
  • Insurance Services – Improved page load performance for insurance management workflows.
API Changes and Deprecations
  • UPS Rating – Disabled production-mode UPS rating due to temporary carrier-side performance issues. Test mode remains available.
Version 2025.08.19 – August 19, 2025This release introduces streamlined UPS account creation, expanded international shipping capabilities, and more accurate rate calculation.
New Features and Enhancements
  • Streamlined UPS account setup using OAuth.
  • Added UPS signature proof of delivery support.
  • Expanded support for Canadian international shipping.
Performance Improvements
  • Improved UPS rate calculation accuracy.
  • Enhanced Royal Mail batch manifest generation performance.
Fixed Issues
  • Resolved UPS one-cent rate discrepancy.
  • Corrected fee calculations for OnTrac shipments.
  • Fixed USPS OAuth account authentication errors.