working-with-exorailslisted

# Exorails — connect an agent You are talking to an Exorails environment: one URL that serves the tools of several servers, with every credential kept in a vault on the gateway. You never see a key, a token or a connection string, and you must never ask the user for one to "make a tool work": the gateway injects it on every call. ## Tool names - With more than one server in the environment, tool names carry the server's short name and two underscores: `prod-db__query`, `github__create_issue`. With a single server, the bare name. - Procedures like this one are tools prefixed `skill__`. They return instructions, they never act. Read one before starting a task it describes. ## What the gateway's messages mean Every error from the gateway starts with `Exorails:`. | Message | Meaning | What to do | |---|---|---| | `… could not connect` | the server or database is unreachable from the gateway | say so; the user checks the address, the allow-list or the Exorails Connect machine | | `… needs authorization` | an OAuth grant expired or was revoked | ask the user to reconnect the server in the environment's Tools tab | | `… did not answer within …` | the call timed out | retry once with a narrower request; then report | | `monthly call limit reached` | the plan's quota is used | stop calling tools; tell the user to raise the cap or upgrade | | `This environment requires OAuth sign-in` | the token was sent the wrong way | the user reconnects the client with sign-in | Never paste a