Claude Opus 4 Technical Report
by Anthropic · paid · Last verified 2026-03-17
The Claude Opus 4 technical report describes Anthropic's flagship model featuring extended thinking, superior coding and agentic capabilities, and advances in Constitutional AI and RLHF. Opus 4 achieves top-tier performance on SWE-bench, GPQA, and MMLU while incorporating significant improvements in instruction following, tool use, and long-context reasoning.
https://www.anthropic.com/research/claude-opus-4 ↗B
B—Above Average
Adoption: AQuality: A+Freshness: A+Citations: C+Engagement: F
Specifications
- License
- Proprietary
- Pricing
- paid
- Capabilities
- text-generation, code-generation, reasoning, tool-use, agentic-tasks, extended-thinking
- Integrations
- AWS Bedrock, Google Cloud Vertex AI, Anthropic API
- Use Cases
- software-engineering, research, complex-reasoning, agentic-workflows, document-analysis
- API Available
- Yes
- Tags
- llm, claude, anthropic, safety, alignment, 2025, reasoning
- Added
- 2026-03-17
- Completeness
- 100%
Index Score
65Adoption
80
Quality
96
Freshness
95
Citations
55
Engagement
0
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