Claude 4.6 Opus Thinking
Parameters
-
Context Length
200K
Modality
Multimodal
Architecture
Dense
License
Proprietary
Release Date
1 Feb 2026
Knowledge Cutoff
-
Evaluation Benchmarks
Rank
#19
| Benchmark | Score | Rank |
|---|---|---|
StackUnseen | 0.939 | 🥈 2 |
General Text high | 1504 | 🥉 3 |
Reasoning high | 0.89 | 11 |
Web Development high | 1546 | 14 |
General high | 0.75 | 18 |
Mathematics high | 0.89 | 19 |
Coding high | 0.78 | 21 |
Agentic Coding high | 0.49 | 24 |
LiveBench Average high | 0.75 | 24 |
Data Analysis auto | 0.70 | 33 |
Data Analysis high | 0.70 | 33 |
Rankings
Overall Rank
#19
Coding Rank
#15
About Claude 4.6 Opus Thinking
Claude 4.6 Opus Thinking represents Anthropic's most capable reasoning model with extended thinking capabilities. Features advanced chain-of-thought processing for complex problem-solving, exceptional performance on mathematical and scientific reasoning tasks, and superior coding abilities. Utilizes deliberative reasoning to tackle challenging multi-step problems with enhanced accuracy and reliability. Ideal for research, advanced analysis, and tasks requiring deep reasoning.
Technical Specifications
Detailed architecture specifications are limited for proprietary models.
Resources
About Claude 4.6
Anthropic's Claude 4.6 series introduces breakthrough capabilities in extended reasoning, creative collaboration, and safety. Features variants including Opus Thinking with advanced chain-of-thought processing and Sonnet for balanced performance. These models excel at complex reasoning tasks, coding, creative writing, and nuanced analysis with enhanced constitutional AI safeguards.