Anthropic: Claude 3.5 Sonnet
Analysis Summary
Anthropic: Claude 3.5 Sonnet sits in the Specialist tier on our leaderboard, ranked #87 of 525 published models on overall intelligence. At $6.00 input and $30.00 output per 1M tokens, it is among the most expensive on the market. It offers a generous context window for extended reasoning and code review and supports tool use, function calling, and vision.
Editorial notes
Claude 3.5 Sonnet from Anthropic is a well-rounded model with strong coding performance, multimodal input support including files, and a large 200K context window ā making it genuinely useful for business workflows. While it has been superseded by newer Claude generations, it remains a capable choice for coding and content tasks, though its premium pricing reduces overall value.
Assessed April 23, 2026
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
Performance Profile
New Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: - Coding: Scores ~49% on SWE-Bench Verified, higher than the last best score, and without any fancy prompt scaffolding
- Data science: Augments human data science expertise; navigates unstructured data while using multiple tools for insights
- Visual processing: excelling at interpreting charts, graphs, and images, accurately transcribing text to derive insights beyond just the text alone
- Agentic tasks: exceptional tool use, making it great at agentic tasks (i.e. complex, multi-step problem solving tasks that require engaging with other systems) #multimodal
Capabilities
Benchmark Scores
Intelligence
Technical
Benchmark data from Artificial Analysis and Hugging Face
How does Anthropic: Claude 3.5 Sonnet stack up?
Compare side-by-side with other specialist models.
Model Information
| OpenRouter ID |
anthropic/claude-3.5-sonnet
|
| Provider | anthropic |
| Model Family | Claude 3.5 |
| Release Date | October 22, 2024 |
| Context Length | 200,000 tokens |
| Max Completion | 8,192 tokens |
| Status | Active |
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $6.00 | $0.006000 |
| Output | $30.00 | $0.030000 |
