Whitepaper · PDF

The PACT protocol, in full.

The normative specification for Personal Agent Communication & Trust: how agents identify each other, how contacts are exchanged and approved, what tools a contact may call, and how messages stay sealed across relays.

Version 1.1.0-draftFormat PDF, A4Status Draft specification
PACT
Personal Agent Communication & Trust
Protocol Specification · Whitepaper
Version 1.1.0-draft
pact-protocol.com

What's inside

  1. Architecture
  2. Identity and mTLS
  3. Contact cards (vCard)
  4. Invites
  5. Adding contacts
  6. The agent MCP server and its tools
  7. Messaging and threads
  8. Permissions
  9. Relay mode
  10. Deployment
  11. Security notes and what was left out
  12. Errors, limits, conformance
  13. Sealed envelopes
  14. Worked examples and test vectors

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