io.github.getambr/ambr-mcp-server

up checked 2026-11-11T02:38:54.033Z

Unclaimed · Unverified

Publisher-provided title

Ambr

Publisher-provided description

Ricardian contracts for AI agents — dual-format, SHA-256 bound, legible by construction.

Summary by lookupd

Creates, retrieves and verifies SHA-256-bound dual-format contracts, checks payments against agreement terms, and lists contract templates.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http ambr-mcp-server https://getamber.dev/api/mcp

Codex, remote (streamable-http)

codex mcp add ambr-mcp-server --url https://getamber.dev/api/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "ambr-mcp-server": {
      "url": "https://getamber.dev/api/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

ambr_list_templates List available contract templates on Ambr. Returns all active Ricardian Contract templates with their slugs, names, descriptions, categories, parameter schemas
ambr_create_contract Generate a Ricardian Contract from a template. Creates a dual-format contract (human-readable legal text + machine-parsable JSON) using AI, linked by SHA-256 h
ambr_get_contract Retrieve a contract by ID, SHA-256 hash, or UUID. With a valid API key (contract creator): returns the full contract including human-readable text, machine-rea
ambr_get_contract_status Check the status of a contract and its amendment chain. Returns the current status and any linked amendments (parent or child contracts). Useful for verifying
ambr_verify_hash Verify a contract's SHA-256 hash to confirm document integrity. Checks whether the provided hash matches a contract stored on Ambr. Returns verification status
ambr_agent_handshake Initiate a handshake on a contract on behalf of your delegating principal. Requires an API key with an active delegation (principal wallet registered via /api/
ambr_check_transaction Check one payment against what an agreement allows. Advisory only: Ambr compares what you report with the agreement's terms; it does not authorize, block or see

Shows this live status and links here; updates hourly.

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