Find your possibilities.

ModelCapabilities in CelesteFeaturesCompare

Gemini 2.5 Flash

Google

gemini-2.5-flash

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

StreamingTool callingStructured output

Compare Gemini 2.5 Flash (gemini-2.5-flash)

Gemini 2.5 Flash Image

Google

gemini-2.5-flash-image

• images.generate
• images.edit

Aspect ratio

Compare Gemini 2.5 Flash Image (gemini-2.5-flash-image)

Gemini 2.5 Flash Lite

Google

gemini-2.5-flash-lite

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

StreamingTool callingStructured output

Compare Gemini 2.5 Flash Lite (gemini-2.5-flash-lite)

Gemini 2.5 Pro

Google

gemini-2.5-pro

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

StreamingTool callingStructured output

Compare Gemini 2.5 Pro (gemini-2.5-pro)

Gemini 3 Flash

Google

gemini-3-flash-preview

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

StreamingTool callingStructured output

Compare Gemini 3 Flash (gemini-3-flash-preview)

Gemini 3 Pro

Google

gemini-3-pro-preview

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

StreamingTool callingStructured output

Compare Gemini 3 Pro (gemini-3-pro-preview)

Gemini 3 Pro Image (Preview)

Google

gemini-3-pro-image-preview

• images.generate
• images.edit

Aspect ratioQuality settings

Compare Gemini 3 Pro Image (Preview) (gemini-3-pro-image-preview)

Gemini 3.1 Flash Lite Preview

Google

gemini-3.1-flash-lite-preview

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

StreamingTool callingStructured output

Compare Gemini 3.1 Flash Lite Preview (gemini-3.1-flash-lite-preview)

Gemini 3.1 Pro

Google

gemini-3.1-pro-preview

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

StreamingTool callingStructured output

Compare Gemini 3.1 Pro (gemini-3.1-pro-preview)

Imagen 4

Google

imagen-4.0-generate-001

• images.generate

Aspect ratioQuality settings

Compare Imagen 4 (imagen-4.0-generate-001)

Imagen 4 Fast

Google

imagen-4.0-fast-generate-001

• images.generate

Aspect ratioQuality settings

Compare Imagen 4 Fast (imagen-4.0-fast-generate-001)

Imagen 4 Ultra

Google

imagen-4.0-ultra-generate-001

• images.generate

Aspect ratioQuality settings

Compare Imagen 4 Ultra (imagen-4.0-ultra-generate-001)

Nano Banana 2

Google

gemini-3.1-flash-image-preview

• images.generate
• images.edit

Aspect ratioQuality settings

Compare Nano Banana 2 (gemini-3.1-flash-image-preview)

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