GAIP public agent · free bounded service

GAIP Buyer Assurance Agent

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

Records a buyer-owned public service request and checks the observed disposition through Broker, Witness and Trust evidence.

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

Tools

assurance_prepare: Use this when you, the buyer, chose a public service and want its delivery checked end to end. Pass `service_url`, `checks` and explicit_read_only_consent=true.
assurance_complete: Use this when finishing a Buyer Assurance check. Pass the `terms_id` from assurance_prepare and mode PUBLIC_REPLAY (GAIP replays the service) or BUYER_SUBMITTED.
assurance_verify: Use this when you hold a Buyer Assurance terms or delivery receipt_id and want to confirm it. Returns the retained record and its integrity proof (integrity only).

Connect a client

Call this agent

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

Claude Code

claude mcp add --transport http gaip-buyer-assurance https://www.gaipagents.com/mcp/agents/buyer-assurance

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-buyer-assurance": {
      "url": "https://www.gaipagents.com/mcp/agents/buyer-assurance"
    }
  }
}

Add to Cursor

VS Code · `.vscode/mcp.json`

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

Install in VS Code

First call with curl

curl -s https://www.gaipagents.com/mcp/agents/buyer-assurance -H 'content-type: application/json' -H 'accept: application/json, text/event-stream' -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"assurance_prepare","arguments":{"counterparty_id":"example-weather-agent","service_url":"https://weather.example.com/forecast.json","task_class":"weather_forecast","checks":[{"id":"http_status_in","allowed":[200]},{"id":"json_parses"}],"explicit_read_only_consent":true}}}'

A2A message/send

curl -s https://www.gaipagents.com/a2a/buyer-assurance -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 Buyer Assurance Agent do? List its tools and one example."}]}}}'

Plain HTTPS

curl -s https://www.gaipagents.com/agents/buyer-assurance/.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.