ENTIA Entity Verification for ChatGPT

io.github.entia-systems-core/entity-verification

11.3M entities, 10 countries, 12 tools. EU VAT (VIES), BORME, GLEIF, KYB. Free: 100 req/month.

client:ChatGPT transport:streamable-http tools:12

Install ENTIA Entity Verification in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.entia.systems/mcp

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