Anthropic: Claude Opus 4.1 vs OpenAI: GPT-5 Pro
Side-by-side comparison of Anthropic: Claude Opus 4.1 and OpenAI: GPT-5 Pro. Compare pricing, context window, capabilities, and find out which is better for your workflow.
Verdict
strong confidenceOpenAI: GPT-5 Pro leads overall
OpenAI: GPT-5 Pro leads in context window and max output, making it the stronger choice for most workflows. Anthropic: Claude Opus 4.1 remains competitive with advantages in price.
Best for with Anthropic: Claude Opus 4.1
Best for with OpenAI: GPT-5 Pro
Side-by-side
Technical specifications
| Anthropic: Claude Opus 4.1 | OpenAI: GPT-5 Pro | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Input price | $15/M | $15/M |
| Output price | $75/M | $120/M |
| Context window | 200K | 400K |
| Max output | 32K | 128K |
| Capabilities | Tool useVisionReasoning | Tool useVisionReasoning |
| Released | Aug 5, 2025 | Oct 6, 2025 |
Scoring breakdown
How each dimension compares
Price
Anthropic: Claude Opus 4.1 leadsAnthropic: Claude Opus 4.1
$75/M tokens
OpenAI: GPT-5 Pro
$120/M tokens
Context Window
OpenAI: GPT-5 Pro leadsAnthropic: Claude Opus 4.1
200K tokens
OpenAI: GPT-5 Pro
400K tokens
Capabilities
Anthropic: Claude Opus 4.1
3/4
OpenAI: GPT-5 Pro
3/4
Max Output
OpenAI: GPT-5 Pro leadsAnthropic: Claude Opus 4.1
32K tokens
OpenAI: GPT-5 Pro
128K tokens
Recency
Anthropic: Claude Opus 4.1
Aug 2025
OpenAI: GPT-5 Pro
Oct 2025
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