Anthropic: Claude Sonnet 5
Claude Sonnet 5 from Anthropic is designed for extensive text-based tasks with a context length of up to one million tokens and supports image and file inputs, making it versatile for complex projects. It excels in reasoning and can integrate tools for enhanced functionality. While structured output capabilities are not specified, this model offers broad input modalities, supporting both text and multimedia. Given its blended benchmark score of 91.6 across three independent benchmarks, Claude Sonnet 5 performs well compared to other models. However, with a price point of $2.0 per million input tokens and $10.0 per million output tokens, it may be cost-prohibitive for projects where budget is a significant concern. Nonetheless, its robust performance makes it a strong candidate for businesses requiring sophisticated AI solutions that handle diverse inputs efficiently.
Benchmark results
Independent, published benchmarks. Blended score 91.6 across 3 benchmarks, last refreshed 2026-08-15. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 91.2 |
| AI Index Coding | software engineering tasks | 100.0 |
| AI Index Agentic | multi-step tool-using tasks | 82.0 |
- Model ID
- anthropic/claude-sonnet-5
- Vendor
- anthropic
- Released
- June 2026
- Tokenizer
- Claude
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- 128,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $2.00/M input and $10.00/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.07 |
| Classify 1,000 customer emails | 500k in / 50k out | $1.50 |
| A month of a busy support chatbot | 5M in / 2M out | $30.00 |
Category rankings
Where Anthropic: Claude Sonnet 5 places across the 18 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #12 | Function / Tool CallingAgents · of 25 ranked | 155 |
| #18 | Diagram ExtractionVision · of 25 ranked | 150 |
| #18 | Browser AutomationAgents · of 25 ranked | 173 |
| #19 | Frontend Component DesignCode · of 25 ranked | 147 |
| #19 | Screenshot DebuggingVision · of 25 ranked | 143 |
| #19 | Chart & Graph ReadingVision · of 25 ranked | 153 |
| #20 | OCR / Document ParsingData · of 25 ranked | 147 |
| #20 | Table Extraction from PDFsData · of 25 ranked | 147 |
| #22 | Data AnalysisData · of 25 ranked | 172 |
| #22 | Financial AnalysisProfessional · of 25 ranked | 160 |
| #22 | Fitness CoachingPersonal · of 25 ranked | 135 |
| #23 | Bug FixingCode · of 25 ranked | 182 |
| #23 | Scientific CodingResearch · of 25 ranked | 182 |
| #24 | Agent WorkflowsAgents · of 25 ranked | 194 |
| #24 | Coding AgentsAgents · of 25 ranked | 194 |
| #25 | SQL GenerationCode · of 25 ranked | 172 |
| #25 | Math TutoringEducation · of 25 ranked | 148 |
| #25 | Experiment DesignResearch · of 25 ranked | 158 |
Similar models
Claude Opus 5 (batch)
Anthropic: Claude Sonnet 5 (batch)
Anthropic: Claude Opus 4.8 (batch)
Anthropic: Claude Opus 4.7 (batch)
Anthropic: Claude Sonnet 4.6
Anthropic: Claude Sonnet 4.6 (batch)
Quick answers
- How much does Anthropic: Claude Sonnet 5 cost?
- $2.00 per million input tokens and $10.00 per million output tokens.
- What is Anthropic: Claude Sonnet 5's context window?
- 1,000,000 tokens, roughly 1,500 pages of text in a single request.
- Does Anthropic: Claude Sonnet 5 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Anthropic: Claude Sonnet 5 process images?
- Yes, it accepts image input.