Claude Opus 4.7
Claude Opus 4.7 is Anthropic's most capable AI model, featuring a 1M token context window and top-tier performance in coding and reasoning.
Overview
Claude Opus 4.7 is Anthropic's most advanced language model as of April 2026. It represents the highest tier of the Claude 4 family, designed for the most demanding professional and enterprise use cases. The model achieves globally competitive rankings in coding (#2), reasoning (#2), and vision (#2) according to the latest leaderboards. The defining characteristic of Claude Opus 4.7 is its combination of massive context capacity (1 million tokens) with top-tier performance on difficult tasks. This makes it uniquely suited for agentic workflows that require the model to track large amounts of state across many steps — analyzing entire codebases, processing comprehensive research documents, or managing complex multi-turn tasks. For development teams evaluating frontier models, Claude Opus 4.7 competes directly with OpenAI's o3 and GPT-5 on most benchmarks, with particular advantages in long-context coherence and instruction-following precision.
Unique Factor
The combination of a 1M token context window with #2 global rankings in both coding and reasoning — no other model in April 2026 achieves this combination of breadth and depth.
Key Capabilities
Benchmarks
Top Use Cases
Large Codebase Analysis
Load an entire production codebase into a single context to identify security vulnerabilities or generate documentation.
Complex Agentic Research
Multi-step research workflows where the model must plan, execute, and synthesize over many steps.
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Technical Specs
Prompt Library
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Previous Version
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