Claude Opus 4.1
Claude Opus 4.1 is an AI model published by Anthropic, released on 2025-08-06, for Reasoning model, and 200K context length, with a 88.00 score on MMLU Pro.
Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology
Model basics
Open source & experience
Official resources
API details
| Type | Condition | Input | Output |
|---|---|---|---|
| Text | - | $15.00/ 1M | $75.00/ 1M |
| Type | Condition | Input | Output |
|---|---|---|---|
| Text | - | $7.50/ 1M | $37.50/ 1M |
| Type | TTL | Write | Read |
|---|---|---|---|
| Text | 5m | $18.75/ 1M | $1.50/ 1M |
Benchmark Results
Opus 4.1 currently shows benchmark results led by MMLU Pro (7 / 132, score 88), Terminal-Bench (5 / 35, score 46.50), Simple Bench (16 / 63, score 60). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.
General Knowledge
4 evaluationsCoding and Software Engineer
1 evaluationsMath and Reasoning
7 evaluationsAI Agent - Tool Usage
2 evaluationsCompare with other models
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Publisher
Model Overview
Claude Opus 4.1 is an AI model published by Anthropic, released on 2025-08-06, for Reasoning model, and 200K context length, with a 88.00 score on MMLU Pro.
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