| Claude Opus 4.1 | GPT-5 | |
|---|---|---|
Web Site
| ||
Provider
| ||
Chat
| ||
Release Date
| ||
Modalities
| text images | text images voice video |
API Providers
| Anthropic API, Claude Code, Amazon Bedrock, Vertex AI, GitHub Copilot | OpenAI API |
Knowledge Cut-off Date
| - | - |
Open Source
| No | No |
Pricing Input
| $15 per million tokens | - |
Pricing Output
| $75 per million tokens | - |
MMLU
| 89.5% Source | - |
MMLU-Pro
| - | - |
MMMU
| 77.1% Source | 84.2% Source |
HellaSwag
| - | - |
HumanEval
| - | 24.8% Full Set Source |
MATH
| - | - |
GPQA
| 80.9% Diamond Source | 85.7% Diamond Source |
IFEval
| - | - |
SimpleQA
| - | - |
AIME 2024 | - | - |
AIME 2025 | 78.0% Source | 94.6% Source |
Aider Polyglot
| - | 88.0% Multi-language code editing Source |
LiveCodeBench v5
| - | - |
Global MMLU (Lite)
| - | - |
MathVista
| - | - |
Mobile Application | - |
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