chat_daily_limit_reached
The workspace's daily chat-turn budget is spent. Retry-After carries the wait; chat turns are budgeted-free, and the budget is the bound that keeps them free.
Problem shape
Every non-2xx response is an RFC 9457 application/problem+json body. The type URI below is stable and machine-matchable, so branch on the final path segment (the code) and treat the status as redundant confirmation. See the error-handling guide.
{
"type": "https://docs.vocapable.com/errors/chat_daily_limit_reached",
"title": "…",
"status": 429,
"detail": "…",
"instance": "/v1/…"
}