Author's Description
Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater...
Key Specifications
Supported Parameters
This model supports the following parameters:
Features
This model supports the following features:
Performance Summary
Google's Gemini 2.5 Flash demonstrates strong overall performance, particularly excelling in reliability with a perfect 100% success rate across all benchmarks, indicating exceptional stability and consistent response delivery. In terms of speed, it performs among the faster models, typically ranking in the top tier (68th percentile). Its pricing is moderate, positioned in the 37th percentile. The model showcases remarkable accuracy in specific domains, achieving perfect scores in both General Knowledge and Ethics benchmarks, often at competitive price points and speeds. It also performs very well in Instruction Following (82nd percentile accuracy) and Email Classification (99% accuracy, 82nd percentile). While its Hallucinations accuracy is respectable at 96%, its duration for this test is notably high. Performance in Reasoning, Mathematics, and Coding is solid, though not top-tier, with accuracies of 80%, 86%, and 83% respectively, placing it in the 61st, 46th, and 46th percentiles. The built-in "thinking" capabilities and configurable "max tokens for reasoning" parameter likely contribute to its advanced reasoning and nuanced context handling, making it a robust choice for complex tasks.
Model Pricing
Current Pricing
| Feature | Price (per 1M tokens) |
|---|---|
| Prompt | $0.3 |
| Completion | $2.5 |
| Input Cache Read | $0.03 |
| Input Cache Write | $0.0833 |
| Internal Reasoning | $2.5 |
Price History
Available Endpoints
| Provider | Endpoint Name | Context Length | Pricing (Input) | Pricing (Output) |
|---|---|---|---|---|
|
Google
|
Google | google/gemini-2.5-flash | 1M | $0.3 / 1M tokens | $2.5 / 1M tokens |
|
Google AI Studio
|
Google AI Studio | google/gemini-2.5-flash | 1M | $0.3 / 1M tokens | $2.5 / 1M tokens |
|
Google
|
Google | google/gemini-2.5-flash | 1M | $0.3 / 1M tokens | $2.5 / 1M tokens |
Benchmark Results
| Benchmark | Category | Reasoning | Strategy | Free | Executions | Accuracy | Cost | Duration |
|---|
Other Models by google
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|
Released | Params | Context |
|
Speed | Ability | Cost |
|---|---|---|---|---|---|---|---|
| Google: Gemma 4 26B A4B Unavailable | Apr 03, 2026 | 26B | 262K |
Text input
Image input
Video input
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★ | ★ | $$ |
| Google: Gemma 4 26B A4B | Apr 03, 2026 | 26B | 262K |
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Image input
Video input
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★ | ★ | $$ |
| Google: Gemma 4 31B Unavailable | Apr 02, 2026 | 31B | 262K |
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Image input
Video input
Text output
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★★ | ★★★★★ | $$ |
| Google: Gemma 4 31B | Apr 02, 2026 | 31B | 262K |
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Image input
Video input
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★ | ★★★★★ | $$ |
| Google: Lyria 3 Pro Preview | Mar 30, 2026 | — | 1M |
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Image input
Text output
Audio output
|
— | — | $ |
| Google: Lyria 3 Clip Preview | Mar 30, 2026 | — | 1M |
Text input
Image input
Text output
Audio output
|
— | — | $ |
| Google: Gemini 3.1 Flash Lite Preview | Mar 02, 2026 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★★★ | $$$ |
| Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) Unavailable | Feb 26, 2026 | — | 65K |
Text input
Image input
Text output
Image output
|
★★ | ★★★★★ | $$$$$ |
| Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Feb 26, 2026 | — | 65K |
Text input
Image input
Text output
Image output
|
★★ | ★★★★★ | $$$$$ |
| Google: Gemini 3.1 Pro Preview Custom Tools | Feb 25, 2026 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★ | ★★★★★ | $$$$$ |
| Google: Gemini 3.1 Pro Preview | Feb 19, 2026 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★ | ★★★★★ | $$$$$ |
| Google: Gemini 3 Flash Preview | Dec 17, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★★★★ | $$$$ |
| Google: Nano Banana Pro (Gemini 3 Pro Image Preview) | Nov 20, 2025 | — | 65K |
Text input
Image input
Text output
Image output
|
— | ★ | $$$$$ |
| Google: Gemini 3 Pro Preview Unavailable | Nov 18, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★ | ★★★★★ | $$$$$ |
| Google: Nano Banana (Gemini 2.5 Flash Image) | Oct 07, 2025 | — | 32K |
Text input
Image input
Text output
Image output
|
— | — | $$$$ |
| Google: Gemini 2.5 Flash Preview 09-2025 Unavailable | Sep 25, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★ | ★★★★ | $$$$ |
| Google: Gemini 2.5 Flash Lite Preview 09-2025 | Sep 25, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★★ | $$$ |
| Google: Gemini 2.5 Flash Image Preview (Nano Banana) Unavailable | Aug 26, 2025 | — | 32K |
Text input
Image input
Text output
Image output
|
— | — | $$$$ |
| Google: Gemini 2.5 Flash Lite | Jul 22, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★★ | $$$ |
| Google: Gemini 2.5 Flash Lite Preview 06-17 Unavailable | Jun 17, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Text output
|
★★★★ | ★★★ | $$$ |
| Google: Gemini 2.5 Pro | Jun 17, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★ | ★★★★★ | $$$$$ |
| Google: Gemini 2.5 Pro Preview 06-05 | Jun 05, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Text output
|
★★ | ★★★★★ | $$$$$ |
| Google: Gemma 1 2B Unavailable | May 28, 2025 | 2B | 8K |
Text input
Text output
|
— | — | $$ |
| Google: Gemma 3n 4B | May 20, 2025 | 4B | 32K |
Text input
Text output
|
★★★ | ★★ | $ |
| Google: Gemini 2.5 Flash Preview 05-20 Unavailable | May 20, 2025 | — | 1M |
File input
Text input
Image input
Text output
|
★★★★ | ★★★★ | $$$ |
| Google: Gemini 2.5 Pro Preview 05-06 | May 06, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★ | ★★★★★ | $$$$$ |
| Google: Gemini 2.5 Flash Preview 04-17 Unavailable | Apr 17, 2025 | — | 1M |
File input
Text input
Image input
Text output
|
★★★★★ | ★★★★★ | $$$ |
| Google: Gemini 2.5 Pro Experimental Unavailable | Mar 25, 2025 | — | 1M |
File input
Text input
Image input
Text output
|
— | — | $ |
| Google: Gemma 3 4B | Mar 13, 2025 | 4B | 131K |
Text input
Image input
Text output
|
★★★ | ★ | $$ |
| Google: Gemma 3 12B | Mar 13, 2025 | 12B | 131K |
Text input
Image input
Text output
|
★★★ | ★★ | $$ |
| Google: Gemma 3 27B | Mar 11, 2025 | 27B | 131K |
Text input
Image input
Text output
|
★★★ | ★★★ | $$ |
| Google: Gemini 2.0 Flash Lite | Feb 25, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★ | $$ |
| Google: Gemini 2.0 Flash | Feb 05, 2025 | — | 1M |
File input
Text input
Image input
Audio input
Video input
Text output
|
★★★★★ | ★★★ | $$ |
| Google: Gemini 1.5 Flash 8B Unavailable | Oct 02, 2024 | ~500B | 1M |
Text input
Image input
Text output
|
★★★★★ | ★★ | $ |
| Google: Gemma 2 27B | Jul 12, 2024 | 27B | 8K |
Text input
Text output
|
★★★★ | ★★ | $$$ |
| Google: Gemma 2 9B | Jun 27, 2024 | 9B | 8K |
Text input
Text output
|
★★★ | ★ | $$ |
| Google: Gemini 1.5 Flash Unavailable | May 13, 2024 | ~500B | 1M |
Text input
Image input
Text output
|
★★★★★ | ★★★ | $$ |
| Google: Gemini 1.5 Pro Unavailable | Apr 08, 2024 | ~1T | 2M |
Text input
Image input
Text output
|
★★★★ | ★★★ | $$$$ |