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Pay-per-call MCP tools and signed on-chain attestations: 20 free/day, then x402 or a spend key.
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Xynthera AI — JSON invoice, OpenAPI and event checks MCP Server
Published by site.chatgpt.toasty-seal-8877.xynthera-aiSigned deterministic checks for supplied JSON invoices, OpenAPI API contracts and JSON events.
- CATEGORY
- More to explore
- DEPLOYMENT
- Remote endpoint
- LATEST SOURCE VERSION
- 2026.10.14
- SOURCE CHECKED
- Nov 1, 2026