▸ compare
Google: Gemini 2.5 Pro vs OpenAI: GPT-5.1
Side-by-side benchmark comparison based on independent public data. Scores, pricing, context, and task breakdown.
▸ verdict
Google: Gemini 2.5 Pro
81.9
vs
OpenAI: GPT-5.1
81.1
These two models are effectively tied on overall score within the two-point margin. Choose based on pricing, context window, or task-specific performance below.
▸ score breakdown
| Task | Google: Gemini 2.5 Pro | OpenAI: GPT-5.1 | Δ |
|---|---|---|---|
| Overall | 81.9 | 81.1 | +0.8 |
| Coding | 50.2 | 60.4 | -10.2 |
| Reasoning | 53.0 | 67.2 | -14.2 |
| Math | — | 81.2 | — |
| Writing | 74.9 | 80.0 | -5.1 |
| JSON | — | — | — |
▸ specs & pricing
| Attribute | Google: Gemini 2.5 Pro | OpenAI: GPT-5.1 |
|---|---|---|
| Provider | Openai | |
| Context window | 1M | 400K |
| Input $/M tokens | $1.25/M | $1.25/M |
| Output $/M tokens | $10.00/M | $10.00/M |
| Weights | proprietary | proprietary |
▸ frequently asked
Is Google: Gemini 2.5 Pro better than OpenAI: GPT-5.1?
Google: Gemini 2.5 Pro and OpenAI: GPT-5.1 are closely matched in overall score. Choose based on pricing, context window, or the task-specific scores in the table above.
Which is cheaper: Google: Gemini 2.5 Pro or OpenAI: GPT-5.1?
Both models are priced equally at $1.25/M input tokens.
Which model is better for coding?
OpenAI: GPT-5.1 leads on coding with a score of 60.4 vs 50.2 for Google: Gemini 2.5 Pro. This is based on SWE-Bench, Aider Polyglot, and LiveCodeBench data.