ELYREON Payload Validator for ChatGPT

io.github.colt2822/payload-validator

Deterministic, read-only JSON payload validation (bounded JSON Schema 2020-12 subset).

client:ChatGPT transport:streamable-http

Install ELYREON Payload Validator in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://elyreon-payload-validator.colt2822.workers.dev/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs