presign-guard for ChatGPT

io.github.fizzl13/presign-guard

Safe to sign? EVM/Solana/XRPL/Algorand/Stellar txs, permits, tokens; OFAC screen: green/orange/red

client:ChatGPT transport:streamable-http tools:10

Install presign-guard in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://presign-guard.fizzl.eu/mcp

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