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api.ai21.com · AI inference

AI21 Labs breaking changes

The breaking changes AI21 Labs announced that Okapi tracks: 5 in all.

5 models of AI21 Labs

Already in effect 5

Feb 1, 2026 jamba-mini-1.7-2025-08Model retirement Stopped working
Aug 3, 2025 jamba-large-1.6-2025-03Model retirement Stopped working
Aug 3, 2025 jamba-mini-1.6-2025-03Model retirement Stopped working
May 6, 2025 jamba-large-1.5-2024-08Model retirement Stopped working
May 6, 2025 jamba-mini-1.5-2024-08Model retirement Stopped working

Where Okapi reads it

Deprecations page docs.ai21.com/docs/jamba-foundation-models
models.dev models.dev/api.json#ai21

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Okapi finds the calls a breaking change hits in your code and opens the pull request that fixes them.

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