Top 10 API Design Mistakes

Definition

The tweet catalogs recurrent production API anti-patterns: no versioning plan, leaking internal identifiers, inconsistent resource naming, wrong status-code semantics, vague errors, chatty endpoints, missing idempotency, absent timeouts/retry guidance, weak auth boundaries, and poor observability/correlation.

Sources

• raw/Dev/2026-06-25-0xlelouch-api-design-mistakes.md