Constant 503 error when using Batch API for video processing

Gemini API
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1

Hi Google team

I’m on the paid Tier 3 plan and constantly encountering issues while using the Batch API and File API for video understanding. The model I’m using is Gemini-2.5-Pro.

503 UNAVAILABLE.
‘error’
The model is overloaded. Please try again later

PixPin_2025-12-30_16-13-23
PixPin_2025-12-30_16-13-231920×697 346 KB

PixPin_2025-12-30_16-14-10
PixPin_2025-12-30_16-14-10640×317 4.61 KB

3

I’m also getting 503 errors with the Batch API for image gen. Have been since yesterday. Persistent 503 Errors on Gemini Batch API GET Endpoint — Jobs Succeeded but Results Unretrievable - #3 by Kes