GPT-5vsClaude Opus 4
Across 12 shared benchmarks, GPT-5 leads overall: GPT-5 wins 11, Claude Opus 4 wins 1, with 0 ties and an average score difference of +16.28.
GPT-5
OpenAI · 2025-08-07 · Foundation model
Claude Opus 4
Anthropic · 2025-05-23 · Reasoning model
GPT-511 wins(92%)(8%)1 winClaude Opus 4
Benchmark scores
Grouped by capability, sorted by largest gap within each. 12 shared benchmarks.
General Knowledge
GPT-5 4/4| Benchmark | GPT-5 | Claude Opus 4 | Diff |
|---|---|---|---|
| ARC-AGI | 65.7033 / 68 | 35.7051 / 68 | +30 |
| HLE | 35.2073 / 172 | 10.70144 / 172 | +24.50 |
| GPQA Diamond | 87.3040 / 187 | 79.6085 / 187 | +7.70 |
| ARC-AGI-2 | 9.9040 / 62 | 8.6042 / 62 | +1.30 |
Math and Reasoning
GPT-5 4/4| Benchmark | GPT-5 | Claude Opus 4 | Diff |
|---|---|---|---|
| IMO-ProofBench | 592 / 16 | 2.9016 / 16 | +56.10 |
| AIME2025 | 99.609 / 107 | 75.5066 / 107 | +24.10 |
| FrontierMath | 24.8015 / 60 | 4.5039 / 60 | +20.30 |
| FrontierMath - Tier 4 | 12.5029 / 80Thinking High (No Tools) | 4.2040 / 80 | +8.30 |
Agent Level Benchmark
GPT-5 2/2| Benchmark | GPT-5 | Claude Opus 4 | Diff |
|---|---|---|---|
| Aider-Polyglot | 881 / 59Thinking High (No Tools) | 70.7016 / 59Normal (No Tools) | +17.30 |
| τ²-Bench | 8015 / 43 | 72.5023 / 43 | +7.50 |
Coding and Software Engineer
GPT-5 1/1| Benchmark | GPT-5 | Claude Opus 4 | Diff |
|---|---|---|---|
| SWE-bench Verified | 72.8050 / 112 | 72.5052 / 112 | +0.30 |
Commonsense Reasoning
Claude Opus 4 1/1| Benchmark | GPT-5 | Claude Opus 4 | Diff |
|---|---|---|---|
| Simple Bench | 56.7020 / 63Thinking High (No Tools) | 58.8017 / 63Thinking (No Tools) | -2.10 |
Specs
| Field | GPT-5 | Claude Opus 4 |
|---|---|---|
| Publisher | OpenAI | Anthropic |
| Release date | 2025-08-07 | 2025-05-23 |
| Model type | Foundation model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 400K | 200K |
| Max output | 128K | 32K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | GPT-5 | Claude Opus 4 |
|---|---|---|
| Text input | $1.25 / 1M tokens | $15 / 1M tokens |
| Text output | $10 / 1M tokens | $75 / 1M tokens |
| Cache read | $0.125 / 1M tokens | $1.5 / 1M tokens |
| Cache write | $0 / 1M tokens | $18.75 / 1M tokens |
Summary
- GPT-5leads in:General Knowledge (4/4), Math and Reasoning (4/4), Agent Level Benchmark (2/2), Coding and Software Engineer (1/1)
- Claude Opus 4leads in:Commonsense Reasoning (1/1)
On average across the 12 shared benchmarks, GPT-5 scores 16.28 higher.
Largest single-benchmark gap: IMO-ProofBench — GPT-5 59 vs Claude Opus 4 2.90 (+56.10).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.