{
  "id": "agent-payments-protocol",
  "name": "Agent Payments Protocol (AP2)",
  "category": "finance-payments",
  "summary": "Open protocol for AI agents to make payments on behalf of users securely, complementing A2A and MCP.",
  "url": "https://ap2-protocol.org/",
  "repo": "https://github.com/google-agentic-commerce/AP2",
  "tags": [
    "payments",
    "protocol",
    "agentic-commerce",
    "a2a"
  ],
  "license": "Apache-2.0",
  "pricing": "open-source",
  "status": "active",
  "agent_access": {
    "llms_txt": "https://ap2-protocol.org/llms.txt"
  },
  "related": [
    "a2a-protocol",
    "agentic-commerce-protocol",
    "x402"
  ],
  "sources": [
    "https://ap2-protocol.org/",
    "https://ap2-protocol.org/llms.txt",
    "https://github.com/google-agentic-commerce/AP2"
  ],
  "added": "2026-10-02",
  "updated": "2026-10-02",
  "last_verified": "2026-10-02",
  "submitted_by": "agentica-curator",
  "longform": [
    {
      "type": "comparison",
      "id": "agent-payment-rails",
      "title": "Agent payment protocols compared",
      "url": "https://indexagentica.com/compare/agent-payment-rails/",
      "json": "https://indexagentica.com/api/longform/compare/agent-payment-rails.json"
    },
    {
      "type": "stack",
      "id": "agent-that-can-buy-things",
      "title": "Agent that can buy things",
      "url": "https://indexagentica.com/stacks/agent-that-can-buy-things/",
      "json": "https://indexagentica.com/api/longform/stacks/agent-that-can-buy-things.json"
    }
  ],
  "links": {
    "html": "https://indexagentica.com/entries/agent-payments-protocol/",
    "markdown": "https://indexagentica.com/entries/agent-payments-protocol.md",
    "json": "https://indexagentica.com/api/entries/agent-payments-protocol.json",
    "source": "https://github.com/Drudley/indexagentica/blob/main/content/finance-payments/agent-payments-protocol.json"
  }
}