Anthropic model product
Claude Opus 4
Claude Opus 4 is Anthropic's most powerful model and the world's best coding model, part of the Claude 4 family.
Updated Aug 12, 2026. Default version: Claude Opus 4
LLMBoard score46.4Claude Opus 4
Coverage80%9 benchmark families
Context window200KTokens
Official input priceN/AOfficial price unavailable
Claude Opus 4 Specifications
Technical details for the model's default version.
- Version
- Claude Opus 4
- Released
- May 22, 2025
- Knowledge cutoff
- Mar 31, 2025
- Parameters
- N/A
- Context window
- 200K
- Max output
- 32K
- Inputs
- image, pdf, text
- Outputs
- text
- Open weights
- No
- License
- Proprietary
Claude Opus 4 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Claude Opus 4 Benchmark Results
Benchmark scores for Claude Opus 4.
| MMMU (validation) | 76.5% | 03 | 4 | 33.3% | C | |
| TAU-bench Retail | 81.4% | 03 | 25 | 91.7% | C | |
| TAU-bench Airline | 59.6% | 08 | 23 | 68.2% | C | |
| Terminal-Bench | 39.2% | 10 | 25 | 62.5% | C | |
| ARC-AGI v2 | 8.6% | 14 | 16 | 13.3% | B | |
| MMMLU | 88.8% | 16 | 49 | 68.8% | C | |
| SWE-Bench Verified | 72.5% | 51 | 105 | 51.9% | C | |
| AIME 2025 | 75.5% | 78 | 114 | 31.9% | C | |
| GPQA | 79.6% | 89 | 234 | 62.2% | C |
Claude Opus 4 Arena Results
Preference and agent-evaluation results for the default version.
| search style control | overall | 25 | 1150.7 | 31,205 | N/A | |
| search factuality | overall | 27 | 1138.1 | 14,073 | N/A | |
| search | overall | 30 | 1126.4 | 31,205 | N/A | |
| vision style control | overall | 68 | 1206.9 | 1,299 | N/A | |
| vision | overall | 78 | 1191.0 | 1,299 | N/A | |
| vision style control | overall | 79 | 1188.9 | 2,201 | N/A | |
| vision | overall | 85 | 1175.6 | 2,201 | N/A | |
| text style control | overall | 101 | 1424.9 | 37,016 | N/A | |
| text style control | overall | 123 | 1412.6 | 44,343 | N/A | |
| text | overall | 151 | 1375.7 | 37,016 | N/A | |
| text | overall | 167 | 1364.4 | 44,343 | N/A |
Claude Opus 4 Runtime Performance
Provider-specific output speed and catalog latency for Claude Opus 4. Runtime does not affect the capability score.
| Bedrock | 120 tok/s | 0.5 s | 200K | 128K | |
| Anthropic | 100 tok/s | 0.5 s | 200K | 32K | |
| 42 tok/s | 0.4 s | 200K | 128K |
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Claude Opus 4 Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- N/A
- Official provider
- N/A
- Lowest third-party
- From $13 input, $64 output per 1M via Poe
- Tracked offerings
- 14
| Poe | anthropic/claude-opus-4 | global | $13 | $64 | 192.5K | |
| Jiekou.AI | claude-opus-4-20250514 | global | $13.5 | $67.5 | 200K | |
| NanoGPT | claude-opus-4-20250514 | global | $15 | $75 | 200K | |
| 302.AI | claude-opus-4-20250514 | global | $15 | $75 | 200K | |
| ZenMux | anthropic/claude-opus-4 | global | $15 | $75 | 200K | |
| Abacus | claude-opus-4-20250514 | global | $15 | $75 | 200K | |
| DigitalOcean | anthropic-claude-opus-4 | global | $15 | $75 | 200K | |
| Vertex (Anthropic) | claude-opus-4@20250514 | global | $15 | $75 | 200K | |
| OrcaRouter | anthropic/claude-opus-4 | global | $15 | $75 | 200K | |
| Vertex | claude-opus-4@20250514 | global | $15 | $75 | 200K | |
| Merge Gateway | anthropic/claude-opus-4-20250514 | global | $15 | $75 | 200K | |
| Vercel AI Gateway | anthropic/claude-opus-4 | global | $15 | $75 | 200K | |
| OpenRouter | anthropic/claude-opus-4 | global | $15 | $75 | 200K | |
| Cloudflare AI Gateway | anthropic/claude-opus-4 | global | $15 | $75 | 200K |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
Claude Opus 4 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| Claude Opus 4 | 46.4 | N/A | 200K | 32K | No | Proprietary |
What is Claude Opus 4?
Key information about Claude Opus 4 and its available data.
Claude Opus 4 is Anthropic's most powerful model and the world's best coding model, part of the Claude 4 family. It delivers sustained performance on complex, long-running tasks and agent workflows. Opus 4 excels at coding, advanced reasoning, and can use tools (like web search) during extended thinking.
It supports parallel tool execution and has improved memory capabilities.
Data as of 2026-08-11.
Claude Opus 4 vs nearby models
Open a comparison with the three ranked models immediately above and below this model.
Models similar to Claude Opus 4
Recommendations prioritize the same model type and family, then the closest LLMBoard score.
AN
Claude Haiku 4.5
Anthropic
AN
Claude Opus 4.1
Anthropic
AN
Claude Sonnet 4
Anthropic
AN
Claude Sonnet 3.7
Anthropic
AN
Claude Sonnet 4.5
Anthropic
AN
Claude Sonnet 3.5
Anthropic
FAQ
Common questions about Claude Opus 4.
When was Claude Opus 4 released?
Claude Opus 4's default version was released on May 22, 2025.
How much does Claude Opus 4 cost?
No official standard PAYG price is currently available for Claude Opus 4. The lowest tracked third-party offer starts at $13 input and $64 output via Poe.
Who created Claude Opus 4?
Claude Opus 4 was created by Anthropic.
What is the context window for Claude Opus 4?
The default version has a 200K token context window.
Is Claude Opus 4 open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Claude Opus 4?
14 provider offerings are linked to the default version.
What models should I compare Claude Opus 4 with?
Nearby ranked alternatives include MiMo V2.5 Pro, Grok 4.1, GPT-OSS-20B.