Has gpt-4o-mini been updated to the march 2025 version?

I have a question, has the gpt-4o-mini been updated? and also I have a question how should one collect the dataset that would be correct to upgrade the gpt-4o-mini for agent use?

There is no March 2025 API version of gpt-4o-mini, or even gpt-4o to mirror a change in what is found in ChatGPT release notes. There’s only seconds UTC left in March for one to exist.

Near the bottom of this model class page is where you’d find any new ones in the future.

https://platform.openai.com/docs/models/gpt-4o-mini


I think the mini update for you was 2025-01-31, with o3-mini as a model. Significantly higher cost, but it comes in under half the cost of gpt-4o (until you also get billed output for unseen “reasoning”)

Cost Comparison: o3-mini vs gpt-4o-mini

Category o3-mini Multiplier vs gpt-4o-mini gpt-4o Cost as % of o3-mini
Input 7.33Ă— more expensive 13.6% the cost
Cached Input 6.88Ă— more expensive 14.5% the cost
Output 7.33Ă— more expensive 13.6% the cost

You will note that “fingerprint” value returned with a model has also been discontinued in the Responses endpoint - which returns many different “deterministic” identifiers per model just in case anybody was watching.

...
gpt-4o-mini fingerprint 98: fp_9654a743ed
gpt-4o-mini fingerprint 99: fp_86d0290411

-- Fingerprint report from 100 trials:
gpt-4o-mini: (33):fp_86d0290411, (6):fp_9654a743ed, (61):fp_b376dfbbd5
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