openapi: 3.2.0 info: title: LVL LTD Agent Skill Market A2a API version: 1.6.0 description: 'ESP (Evaluate→Settle→Prove) + x402 skill marketplace. Free eval always before settlement. Success only via /api/proof. Source: catalog.json.' contact: name: LVL LTD CO url: https://lvlltd.com servers: - url: https://lvlltd.com tags: - name: A2a paths: /api/a2a: get: summary: A2A agent card pointer responses: '200': description: OK tags: - A2a operationId: getApiA2a x-operation-id-source: derived post: summary: A2A JSON-RPC responses: '200': description: Task/Message tags: - A2a operationId: postApiA2a x-operation-id-source: derived x-lvl-skill-count: 250 x-lvl-source-of-truth: catalog.json