The plain-English version
A documented structure for failures, including machine-readable categories and useful user-facing context.
Why it matters
It lets clients handle validation, authorization, retryable failures, and unknown errors deliberately.
Let’s make it click
A rejected task returns a stable error code and a field message the form can display.
Vibe Bro’s heads-up
Returning raw internal exceptions can expose implementation details and leaves consumers dependent on unstable text.
The docs behind it
Documentation links checked .
Editorial review · October 28, 2026
Supported: RFC 9457 supports structured problem responses and warns about exposing internals. The entry's field choices are an example contract.