GPT-5vsGemini 2.5-Pro
Across 7 shared benchmarks, GPT-5 leads overall: GPT-5 wins 6, Gemini 2.5-Pro wins 1, with 0 ties and an average score difference of +71.24.
GPT-5
OpenAI · 2025-08-07 · Foundation model
Gemini 2.5-Pro
Google Deep Mind · 2025-06-05 · Reasoning model
GPT-56 wins(86%)(14%)1 winGemini 2.5-Pro
Benchmark scores
Grouped by capability, sorted by largest gap within each. 7 shared benchmarks.
Math and Reasoning
GPT-5 3/4| Benchmark | GPT-5 | Gemini 2.5-Pro | Diff |
|---|---|---|---|
| IMO 2025 | 292 / 9Thinking (No Tools) | 15.203 / 9Thinking (No Tools) | +13.80 |
| IMO 2024 | 114 / 10Thinking (No Tools) | 192 / 10Thinking (No Tools) | -8 |
| IMO-ProofBench | 592 / 16Thinking (No Tools) | 55.203 / 16Thinking (No Tools) | +3.80 |
| IMO-ProofBench Advanced | 209 / 19Thinking (No Tools) | 17.6011 / 19Thinking (No Tools) | +2.40 |
AI Agent - Information Search
GPT-5 1/1| Benchmark | GPT-5 | Gemini 2.5-Pro | Diff |
|---|---|---|---|
| BrowseComp | 54.9042 / 58Thinking (With Tools) | 7.8057 / 58Thinking (With Tools) | +47.10 |
Coding and Software Engineer
GPT-5 1/1| Benchmark | GPT-5 | Gemini 2.5-Pro | Diff |
|---|---|---|---|
| CodeClash | 1,3602 / 8Normal (With Tools) | 1,1256 / 8Normal (With Tools) | +235 |
Writing and Creative Capabilities
GPT-5 1/1| Benchmark | GPT-5 | Gemini 2.5-Pro | Diff |
|---|---|---|---|
| Creative Writing | 1,62332 / 99Normal (No Tools) | 1,41954 / 99Normal (No Tools) | +204.60 |
Specs
| Field | GPT-5 | Gemini 2.5-Pro |
|---|---|---|
| Publisher | OpenAI | Google Deep Mind |
| Release date | 2025-08-07 | 2025-06-05 |
| Model type | Foundation model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 400K | 1000K |
| Max output | 128K | 64K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | GPT-5 | Gemini 2.5-Pro |
|---|---|---|
| Text input | $1.25 / 1M tokens | $1.25 / 1M tokens |
| Text output | $10 / 1M tokens | $10 / 1M tokens |
| Cache read | $0.125 / 1M tokens | Not public |
| Cache write | $0 / 1M tokens | Not public |
Summary
- GPT-5leads in:Math and Reasoning (3/4), AI Agent - Information Search (1/1), Coding and Software Engineer (1/1), Writing and Creative Capabilities (1/1)
On average across the 7 shared benchmarks, GPT-5 scores 71.24 higher.
Largest single-benchmark gap: CodeClash — GPT-5 1,360 vs Gemini 2.5-Pro 1,125 (+235).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.