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Gemini 2.5 Flash

Preview

This feature is subject to the "Pre-GA Offerings Terms" in the General Service Terms section of the Service Specific Terms. Pre-GA features are available "as is" and might have limited support. For more information, see the launch stage descriptions.

Gemini 2.5 Flash is a thinking model that offers great, well-rounded capabilities. It is designed to offer a balance between price and performance.

Try in Vertex AI View model card in Model Garden (Preview) Deploy example app

Note: To use the "Deploy example app" feature, you need a Google Cloud project with billing and Vertex AI API enabled.

Model ID gemini-2.5-flash-preview-04-17
Supported inputs & outputs - Inputs: Text, Code, Images, Audio, Video - Outputs: Text
Token limits - Maximum input tokens: 1,048,576 - Maximum output tokens: 65,535
Capabilities - Supported - Grounding with Google Search - Code execution - System instructions - Controlled generation - Function calling - Count Tokens - Thinking previewPreview feature - Context caching - Vertex AI RAG Engine - Chat completions - Not supported - Tuning - Batch prediction - Live API previewPreview feature
Usage types - Supported - Dynamic shared quota - Not supported - Fixed quota - Provisioned Throughput
Technical specifications
Images photo - Maximum images per prompt: 3,000 - Maximum image size: 7 MB - Supported MIME types: image/png, image/jpeg, image/webp
Documents description - Maximum number of files per prompt: 3,000 - Maximum number of pages per file: 1,000 - Maximum file size per file for the API or Cloud Storage imports: 50 MB - Maximum file size per file for direct uploads through the console: 7 MB - Supported MIME types: application/pdf, text/plain
Video videocam - Maximum video length (with audio): Approximately 45 minutes - Maximum video length (without audio): Approximately 1 hour - Maximum number of videos per prompt: 10 - Supported MIME types: video/x-flv, video/quicktime, video/mpeg, video/mpegs, video/mpg, video/mp4, video/webm, video/wmv, video/3gpp
Audio mic - Maximum audio length per prompt: Appropximately 8.4 hours, or up to 1 million tokens - Maximum number of audio files per prompt: 1 - Speech understanding for: Audio summarization, transcription, and translation - Supported MIME types: audio/x-aac, audio/flac, audio/mp3, audio/m4a, audio/mpeg, audio/mpga, audio/mp4, audio/opus, audio/pcm, audio/wav, audio/webm
Parameter defaults tune - Temperature: 0-2 - topP: 0.95 - topK: 64 (fixed) - candidateCount: 1-8
Knowledge cutoff date January 2025
Versions - gemini-2.5-flash-preview-04-17 - Launch stage: Public preview - Release date: April 17, 2025
Supported regions
Model availability - Global - global - United States - us-central1
See Data residency for more information.
Security controls
See Security controls for more information.
Pricing See Pricing.