generated: '2026-09-19'
method: searched
source: https://blog.postalform.com/rss.xml
docs:
- https://blog.postalform.com/
- https://blog.postalform.com/posts/postalform-product-update-august-2026/
- https://blog.postalform.com/posts/postalform-product-update-july-2026/
scheme: >-
  No /changelog page (404 on postalform.com and projects.postalform.com). Product changes are published as
  dated monthly "Product update" posts on the blog (RSS at /rss.xml, 13 items since 2026-01-15), plus
  feature-launch posts. API versions are not bumped per release: the Machine Payments API stays at
  info.version 1.0.0 and the Projects API at info.version 2026-05-06 (a date), with a pricing_version on
  each quote.
current_version:
  machine_payments_api: 1.0.0
  projects_api: '2026-05-06'
  mcp_server: 0.1.0
  agent_card: 0.1.0
window: 2026-01-15 to 2026-08-31 (recent window; the live blog is the source of truth)
entries:
- version: August 2026 product update
  date: '2026-08-31'
  url: https://blog.postalform.com/posts/postalform-product-update-august-2026/
  breaking: false
  additions:
  - 'Spain added to the supported mailing network — now 12 destination countries (US, CA, AT, BE, CH, DE, ES, FR, GB, IN, LU, NL) across postalform.com, PostalForm Projects, machine orders and the published API schemas.'
  - '132 origin-to-destination international mailing guides.'
  - 'Fuller Certified Mail receipt options: Electronic Return Receipt (signed USPS PDF), physical PS Form 3811, Restricted Delivery, manual or automatic e-receipt delivery — exposed on Projects quotes/orders (return_receipt_format, restricted_delivery, err_delivery, err_email) with receipt download and ZIP/CSV export; electronic receipts retained three years by default in Projects.'
  - 'Four consumer packets added to the forms catalog: Bank Fraud Claim and Unauthorized Transfer Dispute, PMI Cancellation Request, Security Deposit Recovery, and a fourth dispute workflow.'
  - 'Live Projects fulfillment (live keys, prepaid credits).'
- version: July 2026 product update
  date: '2026-07-31'
  url: https://blog.postalform.com/posts/postalform-product-update-july-2026/
  breaking: false
  additions:
  - 'Browser-based PDF editor (replace text, move/resize images, add images/stamps/signatures, merge and split).'
  - 'DS-82 passport renewal kit with eligibility check and prepaid tracked USPS label.'
  - 'Guided packet builders: bankruptcy, court, family-court and probate correspondence; tax-return print-and-sign kits; landlord repair, refund and cease-and-desist requests; solar-contract cancellation (required Certified Mail); mortgage payment and escrow error packet.'
  - 'Role-aware address fields in workflow schemas (sender, recipient, business, property, employer).'
  - 'Canada Registered Mail option across customer and developer order paths; clearer expedited/signature choices.'
  - 'Redesigned PostalForm Projects (free test workspace to live integration path).'
- version: Vehicle service contract cancellation packets
  date: '2026-06-27'
  url: https://blog.postalform.com/posts/vehicle-service-contract-cancellation-packets/
  breaking: false
- version: PostalForm on Stripe Projects
  date: '2026-06-10'
  url: https://blog.postalform.com/posts/postalform-brings-real-mailing-infrastructure-to-stripe-projects/
  breaking: false
  additions: ['PostalForm Projects (postalform/mail) provisionable through Stripe Projects — project API keys, test environment, quotes, idempotent orders, signed webhooks.']
- version: Multi-format mail, agent discovery, previewable machine orders
  date: '2026-05-29'
  url: https://blog.postalform.com/posts/multi-format-agent-discovery-and-mail-previews/
  breaking: false
  additions: ['Letter payloads in text/html/markdown/rtf; agent discovery documents (apis.json is dated 2026-05-31, skill.md published 2026-05-30); preview_url on unpaid machine orders.']
- version: International mailing and multilingual support
  date: '2026-05-21'
  url: https://blog.postalform.com/posts/international-mailing-and-multilingual-support/
  breaking: false
- version: Security deposit demand packets
  date: '2026-05-16'
  url: https://blog.postalform.com/posts/security-deposit-demand-packets/
  breaking: false
- version: Stripe Machine Payments Protocol support
  date: '2026-03-18'
  url: https://blog.postalform.com/posts/postalform-and-stripe-machine-payments-protocol/
  breaking: false
  additions: ['MPP machine-payment endpoints (/api/machine/mpp/*) alongside x402.']
- version: Agents can create reviewable mail drafts
  date: '2026-02-15'
  url: https://blog.postalform.com/posts/agents-can-create-reviewable-mail-drafts/
  breaking: false
  additions: ['Remote MCP server with hosted-checkout draft tools.']
- version: Launch
  date: '2026-01-15'
  url: https://blog.postalform.com/posts/postalform-makes-real-mail-work-like-the-internet/
  breaking: false
note: >-
  Entries are titles and dates from the RSS feed, with highlights extracted from the two monthly product-update
  posts fetched in full; the other posts were not read past their titles. Press items in the feed (Forbes
  2026-03-20, Stripe Sessions 2026-04-30) are omitted from the changelog.