ChatGPT PayStage decode_payment_required
How to: ChatGPT PayStage decode_payment_required
Add PayStage to ChatGPT
-
01
Open Settings → Connectors → Advanced → Developer mode and merge this in. Keep any servers already there.
https://api.paystage.xyz/mcp-
02
Save the file and restart ChatGPT.
-
03
Ask for something decode_payment_required does. ChatGPT lists the server's tools on connect and calls decode_payment_required itself — you do not invoke it by name.
-
04
If nothing happens, check the server is running and that PayStage's identifier in your config matches the one above exactly.
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
Set these first
PayStage will not start until these are set, so decode_payment_required never becomes available.
-
PAYSTAGE_POLICY_PATH -
PAYSTAGE_RPC_URL
Same tool, other clients
This list was read from the server itself, by connecting to it and calling tools/list on 14 November 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.