Download Latest Version Schema v1.19.0 source code.zip (28.1 MB)
Email in envelope

Get an email when there's a new version of Agent Client Protocol (ACP)

Home / v1.3.0
Name Modified Size InfoDownloads / Week
Parent folder
README.md 2026-07-06 2.3 kB
0
Rust Crate v1.3.0 source code.tar.gz 2026-07-06 27.9 MB
0
Rust Crate v1.3.0 source code.zip 2026-07-06 28.1 MB
0
Totals: 3 Items   56.0 MB 0

Added

  • (schema) Stabilize boolean session config options (#1604)
  • (unstable-v2) tighten v2 field validation (#1587)
  • (unstable-v2) New diff format (#1586)
  • (unstable-v2) Unify session/load and session/resume (#1584)
  • (unstable-v2) require more session methods by default (#1578)
  • (unstable-v2) More flexible permission requests (#1577)
  • (unstable-v2) Align v2 Content types with the latest MCP spec (#1576)
  • (unstable-v2) Unify the ID naming conventions across the schema (#1567)
  • (unstable-v2) require typed config values (#1561)

Fixed

  • (schema) Reject malformed protocol fields (#1583)
  • (unstable) remove URL elicitation error (#1574)
  • (unstable-v2) Preserve meta update signals in v2 (#1573)
  • (unstable-v2) Continue to make more enums future compatible (#1571)
  • (unstable-v2) Make empty MCP arrays optional (#1570)
  • (unstable-v2) Make all session lifecycle requests consistent (#1555)

Other

  • (schema) Clean up generated documentation and make wording more consistent (#1568)
  • (rust) Box v2 protocol enum variants (#1562)
Source: README.md, updated 2026-07-06