openapi: 3.2.0 info: title: LVL LTD Agent Skill Market MCP 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: MCP paths: /api/mcp: get: summary: MCP server info / tools list responses: '200': description: OK tags: - MCP operationId: getApiMcp x-operation-id-source: derived post: summary: MCP JSON-RPC responses: '200': description: JSON-RPC result tags: - MCP operationId: postApiMcp x-operation-id-source: derived x-lvl-skill-count: 250 x-lvl-source-of-truth: catalog.json