2.5 Pro
Best for coding and highly complex tasks
Our most intelligent AI models
Generate, transform and edit images with simple text prompts, or combine multiple images to create something new. All in Gemini.
An enhanced reasoning mode that uses cutting edge research techniques in parallel thinking and reinforcement learning to significantly improve Gemini’s ability to solve complex problems.
Gemini 2.5 models are capable of reasoning through their thoughts before responding, resulting in enhanced performance and improved accuracy.
Best for coding and highly complex tasks
Best for fast performance on everyday tasks
Best for image generation and editing
Best for high volume, cost efficient tasks
Generate, transform and edit images with simple text prompts, or combine multiple images to create something new. All in Gemini.
See how Gemini 2.5 Pro creates a simulation of intricate fractal patterns to explore a Mandelbrot set.
See how Gemini 2.5 Pro uses its reasoning capabilities to create an interactive animation of “cosmic fish” with a simple prompt.
Watch Gemini 2.5 Pro create an endless runner game, using executable code from a single line prompt.
Watch Gemini 2.5 Pro use its reasoning capabilities to create an interactive bubble chart to visualize economic and health indicators over time.
See how Gemini 2.5 Pro creates an interactive Javascript animation of colorful boids inside a spinning hexagon.
Watch Gemini 2.5 Pro use its reasoning capabilities to create an interactive simulation of a reflection nebula.
The model explores diverse thinking strategies, leading to more accurate and relevant outputs.
Developers have fine-grained control over the model's thinking process, allowing them to manage resource usage.
When no thinking budget is set, the model assesses the complexity of a task and calibrates the amount of thinking accordingly.
In parallel thinking and reinforcement learning to significantly improve Gemini’s ability to solve complex problems.
Deep Think can better help tackle problems that require creativity, strategic planning, and making improvements step-by-step.
We’ve seen impressive results on tasks that require building something by making small changes over time.
By reasoning through complex problems, Deep Think can act as a powerful tool for researchers.
Deep Think excels at tough coding problems where problem formulation and careful consideration of tradeoffs and time complexity is paramount.
In addition to its strong performance on academic benchmarks, Gemini 2.5 tops the popular coding leaderboard WebDev Arena.
| Benchmark | Notes | Gemini 2.5 Flash-Lite Non-thinking | Gemini 2.5 Flash-Lite Thinking | Gemini 2.5 Flash Non-thinking | Gemini 2.5 Flash Thinking | Gemini 2.5 Pro Thinking | 
|---|---|---|---|---|---|---|
| Input price | $/1M tokens (no caching) | $0.10 | $0.10 | $0.30 | $0.30 | $1.25 $2.50 > 200k tokens | 
| Output price | $/1M tokens | $0.40 | $0.40 | $2.50 | $2.50 | $10.00 $15.00 > 200k tokens | 
| Reasoning & knowledge Humanity's Last Exam (no tools) | 5.1% | 6.9% | 8.4% | 11.0% | 21.6% | |
| Science GPQA diamond | 64.6% | 66.7% | 78.3% | 82.8% | 86.4% | |
| Mathematics AIME 2025 | 49.8% | 63.1% | 61.6% | 72.0% | 88.0% | |
| Code generation LiveCodeBench (UI: 1/1/2025-5/1/2025) | 33.7% | 34.3% | 41.1% | 55.4% | 69.0% | |
| Code editing Aider Polyglot | 26.7% | 27.1% | 44.0% | 56.7% | 82.2% | |
| Agentic coding SWE-bench Verified | single attempt | 31.6% | 27.6% | 50.0% | 48.9% | 59.6% | 
| multiple attempt | 42.6% | 44.9% | 60.0% | 60.3% | 67.2% | |
| Factuality SimpleQA | 10.7% | 13.0% | 25.8% | 26.9% | 54.0% | |
| Factuality FACTS grounding | 84.1% | 86.8% | 83.4% | 85.3% | 87.8% | |
| Visual reasoning MMMU | 72.9% | 72.9% | 76.9% | 79.7% | 82.0% | |
| Image understanding Vibe-Eval (Reka) | 51.3% | 57.5% | 66.2% | 65.4% | 67.2% | |
| Long context MRCR v2 (8-needle) | 128k (average) | 16.6% | 30.6% | 34.1% | 54.3% | 58.0% | 
| 1M (pointwise) | 4.1% | 5.4% | 16.8% | 21.0% | 16.4% | |
| Multilingual performance Global MMLU (Lite) | 81.1% | 84.5% | 85.8% | 88.4% | 89.2% | 
Methodology
Gemini results: All Gemini scores are pass @1."Single attempt" settings allow no majority voting or parallel test-time compute; "multiple attempts" settings allow test-time selection of the candidate answer. They are all run with the AI Studio API with default sampling settings. To reduce variance, we average over multiple trials for smaller benchmarks. Aider Polyglot score is the pass rate average of 3 trials. Vibe-Eval results are reported using Gemini as a judge. Google's scaffolding for "multiple attempts" for SWE-Bench includes drawing multiple trajectories and re-scoring them using model's own judgement. For Aider results differ from the official leaderboard due to a difference in the settings used for evaluation (non-default).
Result sources: Where provider numbers are not available we report numbers from leaderboards reporting results on these benchmarks: Humanity's Last Exam results are sourced from https://agi.safe.ai/ and https://scale.com/leaderboard/humanitys_last_exam, LiveCodeBench results are from https://livecodebench.github.io/leaderboard.html (1/1/2025 - 5/1/2025 in the UI), Aider Polyglot numbers come from https://aider.chat/docs/leaderboards/. FACTS come from https://www.kaggle.com/benchmarks/google/facts-grounding. For MRCR v2 which is not publically available yet we include 128k results as a cumulative score to ensure they can be comparable with other models and a pointwise value for 1M context window to show the capability of the model at full length. The methodology has changed in this table vs previously published results for MRCR v2 as we have decided to focus on a harder, 8-needle version of the benchmark going forward.
Input and output price reflects text, image and video modalities.
As we develop these new technologies, we recognize the responsibility it entails, and aim to prioritize safety and security in all our efforts.
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