openapi: 3.2.0 info: title: LVL LTD Agent Skill Market Subscribe 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: Subscribe paths: /api/subscribe: get: summary: Recurring plans responses: '200': description: Plans tags: - Subscribe operationId: getApiSubscribe x-operation-id-source: derived post: summary: Start/renew/cancel subscription responses: '200': description: OK tags: - Subscribe operationId: postApiSubscribe x-operation-id-source: derived x-lvl-skill-count: 250 x-lvl-source-of-truth: catalog.json