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Google: Gemini 2.5 Flash Lite
Gemini 2.5 Flash-Lite is a lightweight reasoning model in the Gemini 2.5 family, optimized for ultra-low latency and cost efficiency. It offers improved throughput, faster token generation, and better performance...
Specifications
| Provider | |
| Model ID | google/gemini-2.5-flash-lite |
| Context window | 1.0M tokens (1,048,576) |
| Modalities | text + image + file + audio + video → text |
| Tokenizer | Gemini |
| Router sources | OpenRouter, TrustedRouter, Vercel AI Gateway, Cloudflare |
| Released | 2025-07-22 |
| Tracked since | 2026-11-14 |
| Popularity | #43 by usage · peak 2.6% spend share in an OpenRouter category |
| Reasoning | Supported |
Pricing (per million tokens)
| Variant | Source | API ID | Input | Output | Context |
|---|---|---|---|---|---|
| standard | OpenRouter | google/gemini-2.5-flash-lite | $0.1 | $0.4 | 1.0M |
| standard | TrustedRouter | google/gemini-2.5-flash-lite | $0.105 | $0.422 | 1.0M |
| standard | Vercel AI Gateway | google/gemini-2.5-flash-lite | $0.1 | $0.4 | 1.0M |
| batch | Vercel AI Gateway | google/gemini-2.5-flash-lite:batch | $0.05 | $0.2 | 1.0M |
| standard | Cloudflare | google/gemini-2.5-flash-lite | $0.1 | $0.4 | — |
Recorded price history
| Date | Input / 1M | Output / 1M | Context |
|---|---|---|---|
| 2026-11-14 | $0.1 | $0.4 | — |
| 2026-11-14 | $0.1 | $0.4 | 1.0M |
| 2026-11-14 | $0.105 | $0.422 | 1.0M |
| 2026-11-14 | $0.1 | $0.4 | 1.0M |
Capabilities
Vision (image input)Audio inputVideo inputFile inputAgentic tool useStructured outputs1M+ context windowControllable reasoningNo content storage (attested)Zero data retentionNo training on inputs (attested)
Trust flags come from TrustedRouter's per-provider attestations.
Supported parameters
include_reasoning, max_tokens, reasoning, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p