gemini-2.5-flash-lite-preview-09-2025
☠ Dead
Yes. gemini-2.5-flash-lite-preview-09-2025 was shut down on March 31, 2026. Requests to it fail.
Recommended replacement: gemini-3.1-flash-lite
Source: Google deprecation page.
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Or one line in a terminal or in CI (fails if a dead ID is found): curl -sL https://lira-ia.github.io/model-check/check.py | python3 - . · GitHub Action