Gemini 2.5 Flash: API Pricing, Context Window & Benchmarks
Gemini 2.5 Flash is a language model from Google, released in May 2025, with multimodal input.
A thinking model designed for a balance between price and performance. It builds upon Gemini 2.0 Flash with upgraded reasoning, hybrid thinking control, multimodal capabilities (text, image, video, audio input), and a 1M token input
Gemini 2.5 Flash benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
High-confidence performance for Gemini 2.5 Flash across real-world prompt categories. Only 95% intervals at most 4 points wide are shown.
Performance by conversation depth
How Gemini 2.5 Flash holds up as conversations get longer.
Quality Tracker
Gemini 2.5 Flash Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Mon Sep 07 2026Gemini 2.5 Flash pricing
Providers
Gemini 2.5 Flash starts at $0.300 per million input tokens and $2.50 per million output tokens via Google.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 Google | $0.300 | — | $2.50 | 1.0M/65.5K | 0.70 | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Gemini 2.5 Flash context window
Input and output token limits for Gemini 2.5 Flash, plus how it ranks on long-context understanding.
Gemini 2.5 Flash API
Available from the model provider
Gemini 2.5 Flash has an official provider API. It is not currently routed through the LLM Stats gateway.
Read the official API documentationGemini 2.5 Flash latency
Gemini 2.5 Flash time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.
Gemini 2.5 Flash examples
Recent arena outputs from Gemini 2.5 Flash, picked from the highest-ranked matchups.
Gemini 2.5 Flash license
Gemini 2.5 Flash is a proprietary model available under its provider's product and API terms, has a knowledge cutoff of January 2025.
- License
- Proprietary
- Hosted access
- Knowledge cutoff
- January 2025
Proprietary license - usage restrictions apply
Gemini 2.5 Flash resources
Official sources for Gemini 2.5 Flash: api documentation, official playground, official launch post.
Gemini 2.5 Flash vs other models
The most-compared alternatives to Gemini 2.5 Flash are LongCat-Flash-Thinking, Nemotron Nano 9B v2, LongCat-Flash-Chat. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Gemini 2.5 Flash
Models ranked just above and below Gemini 2.5 Flash by LLM Stats score.
FAQ
Common questions about Gemini 2.5 Flash.