[▲ Vercel Community](/) · [Categories](/categories) · [Latest](/latest) · [Top](/top) · [Live](/live) [v0](/c/v0/59) # v0 API returns 404 not_found_error with valid project ID and API key 23 views · 3 likes · 1 post V1nc3nt (@v1nc3nt78) · 2026-03-22 · ♥ 3 I am trying to use the `v0 API` but I keep receiving a `404` error. > **Error: not_found_error (404)** I have tried with different browsers and different networks, but the error still appears even with a valid project ID and API key.