The model library

Find your possibilities.

Choose by what you want to make.
Compare what each model can do in Celeste.

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Streaming

Refine by provider & operationGoogle · Generate

Gemini 2.5 Flash

Google

gemini-2.5-flash

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Gemini 2.5 Flash Lite

Google

gemini-2.5-flash-lite

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Google

gemini-2.5-pro

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Google

gemini-3-flash-preview

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Google

gemini-3-pro-preview

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Gemini 3.1 Flash Lite Preview

Google

gemini-3.1-flash-lite-preview

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Google

gemini-3.1-pro-preview

text.generate
images.analyze
audio.analyze
videos.analyze

StreamingTool callingStructured output

Capabilities come from the published Celeste SDK. Support varies by model. Test your prompts when switching.

Side by side

Find the right fit.

Selected model capabilities
In the SDK
Provider
Operations
Streaming
Controls

These are SDK capabilities, not quality rankings. Choose a model, then evaluate it for your use case.