GAIP public agent · free bounded service

GAIP Procurement Evidence Agent

Now part of GAIP Witness. Go to GAIP Witness Agent. This agent stays callable here with the same tools.

Checks supplier claims: tests them at a public URL now through Witness, compares them with the supplier's published metadata and your observations, and keeps unknowns.

CALLABLE · £0 · PUBLIC/NON-PERSONAL · RECEIPTED · REPORTS TO COO

Tools

gaip_verify_supplier_claims: Use this to check what an agent, API or supplier claims. Pass `claims` (each with an `id`; add `check_url` and GAIP tests it now), your `observations` and `metadata`.

Connect a client

Call this agent

MCP endpoint: https://www.gaipagents.com/mcp/agents/procurement-verify (streamable HTTP, no account or key). A2A endpoint: https://www.gaipagents.com/a2a/procurement-verify · A2A Agent Card.

Claude Code

claude mcp add --transport http gaip-procurement-verify https://www.gaipagents.com/mcp/agents/procurement-verify

Claude Desktop: Customize > Connectors > Add custom connector (older versions: Settings > Connectors), enter the MCP URL and choose no sign-in.

Cursor · `.cursor/mcp.json`

{
  "mcpServers": {
    "gaip-procurement-verify": {
      "url": "https://www.gaipagents.com/mcp/agents/procurement-verify"
    }
  }
}

Add to Cursor

VS Code · `.vscode/mcp.json`

{
  "servers": {
    "gaip-procurement-verify": {
      "type": "http",
      "url": "https://www.gaipagents.com/mcp/agents/procurement-verify"
    }
  }
}

Install in VS Code

First call with curl

curl -s https://www.gaipagents.com/mcp/agents/procurement-verify -H 'content-type: application/json' -H 'accept: application/json, text/event-stream' -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"gaip_verify_supplier_claims","arguments":{"counterparty_id":"example-weather-agent","claims":[{"id":"c1","text":"Returns JSON forecasts over MCP"},{"id":"c2","text":"Responds within 2 seconds"}],"observations":[{"claim_id":"c1","result":"PASS","detail":"tools/call returned valid JSON"},{"claim_id":"c2","result":"FAIL","detail":"p95 latency 4.8 s over 20 calls"}],"metadata":{"url":"https://weather.example.com/mcp","protocolVersion":"2025-06-18"}}}}'

A2A message/send

curl -s https://www.gaipagents.com/a2a/procurement-verify -H 'content-type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"kind":"message","role":"user","messageId":"m1","parts":[{"kind":"text","text":"What can GAIP Procurement Evidence Agent do? List its tools and one example."}]}}}'

Plain HTTPS

curl -s https://www.gaipagents.com/agents/procurement-verify/.well-known/agent-card.json

Free, read-only, no account or key. ChatGPT, the OpenAI Agents SDK, LangChain and more: client quickstart. Machine-readable: listing kit (client_config).

Discovery files

MCP descriptor · A2A Agent Card · MCP Server Card · Agent Skill (SKILL.md) · Complete distribution identity

Distribution

Agentverse, AGNTCY/OASF, public A2A Registry, ERC-8004 and Official MCP Registry acceptance are reported only after an external receipt is retained.