Starting April 29, 2025, Gemini 1.5 Pro and Gemini 1.5 Flash models are not available in projects that have no prior usage of these models, including new projects. For details, see Model versions and lifecycle.

Gemini 2.5 Flash-Lite

This document provides an overview of Gemini 2.5 Flash-Lite, our most balanced Gemini model, optimized for low-latency use cases. Key features include:

Thinking at different budgets: Turn thinking on at different budgets.
Tool connectivity: Connect to tools like Grounding with Google Search and code execution.
Multimodal input: Process multimodal inputs.
Large context window: Features a 1 million-token context length.

For even more detailed technical information on Gemini 2.5 Flash-Lite (such as performance benchmarks, information on our training datasets, efforts on sustainability, intended usage and limitations, and our approach to ethics and safety), see our technical report on our Gemini 2.5 models.

Try in Vertex AI (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.

Technical specifications
Model ID	`gemini-2.5-flash-lite`
Supported inputs & outputs	Inputs: Text, Code, Images, Audio, Video Outputs: Text
Token limits	Maximum input tokens: 1,048,576 Maximum output tokens: 65,536 (default)
Capabilities	Supported Grounding with Google Search Code execution Tuning System instructions Batch prediction Function calling Count Tokens Thinking Context caching Vertex AI RAG Engine Not supported Live API Preview feature Chat completions
Usage types	Supported Provisioned Throughput Dynamic shared quota Not supported Fixed quota
Input size limit	500 MB
	Images	Maximum images per prompt: 3,000 Maximum image size: 7 MB Maximum number of output images per prompt: 10 Supported MIME types: `image/png`, `image/jpeg`, `image/webp`
	Documents	Maximum number of files per prompt: 3,000 Maximum number of pages per file: 1,000 Maximum file size per file: 50 MB Supported MIME types: `application/pdf`, `text/plain`
	Video	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	Maximum audio length per prompt: Appropximately 8.4 hours, or up to 1 million tokens Maximum number of audio files per prompt: 1 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	Temperature: 0.0-2.0 (default 1.0) topP: 0.0-1.0 (default 0.95) topK: 64 (fixed) candidateCount: 1–8 (default 1)
Supported regions
	Model availability	Global global United States us-central1 us-east1 us-east4 us-east5 us-south1 us-west1 us-west4 Europe europe-central2 europe-north1 europe-southwest1 europe-west1 europe-west4 europe-west8 europe-west9
	ML processing	United States Multi-region Europe Multi-region
	See Data residency for more information.
Knowledge cutoff date	January 2025
Versions	`gemini-2.5-flash-lite` Launch stage: GA Release date: July 22, 2025 Discontinuation date: July 22, 2026 `gemini-2.5-flash-lite-preview-06-17` Launch stage: Public preview Release date: June 17, 2025 Discontinuation date: August 21, 2025
Security controls
Security controls	See Security controls for more information.
Pricing	See Pricing.

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Gemini 2.5 Flash-Lite