Anthropic: Claude Sonnet 5
Analysis Summary
Claude Sonnet 5 is Anthropic's latest Sonnet model, with frontier reasoning, strong coding capability, a 1M context window, vision, tool use, and function calling. The combination supports long-document analysis, repository-scale software work, multimodal review, and structured multi-step workflows without requiring separate models for every task.
For client operations, it is a strong fit for high-quality content production, SEO research and drafting, code assistance, and agents that need to work across substantial context. Its agentic capability is below its reasoning and coding strengths, so consequential actions still need validation and permission controls. The output price is premium, but the input price and broad capability support using it where accuracy and versatility matter.
Adopt Sonnet 5 as a primary model for complex client work, while routing routine, high-volume tasks to a cheaper model.
Assessed August 9, 2026
Editorial notes
Claude Sonnet 5 combines frontier reasoning, strong coding, reliable tool use, vision, and a 1M context window, making it a versatile choice for demanding content, engineering, and agentic workflows.
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
DFO Verdict
Claude Sonnet 5 combines frontier reasoning, strong coding, reliable tool use, vision, and a 1M context window, making it a versatile choice for demanding content, engineering, and agentic workflows.
How Anthropic: Claude Sonnet 5 compares
Anthropic: Claude Sonnet 5 ranks #15 of 422 AI models we track for overall intelligence, #18 of 195 for coding, #16 of 177 for agentic tasks. Its 1M-token context window is larger than 87% of the models we list. At $2.00 per million input tokens it is cheaper than 18% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Strongest on content. The pulled-in value corner is the trade-off, and if the shape matters more than the price, this is your model.
Compare shapes side-by-side →Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $2.00 | $0.002000 |
| Output | $10.00 | $0.010000 |
What would Anthropic: Claude Sonnet 5 cost your business?
Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.
A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 699 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save Anthropic: Claude Sonnet 5 for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout Anthropic: Claude Sonnet 5
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,..
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Frequently asked questions about Anthropic: Claude Sonnet 5
How much does Anthropic: Claude Sonnet 5 cost?
Anthropic: Claude Sonnet 5 costs $2.00 per million input tokens and $10.00 per million output tokens.
What is the context window of Anthropic: Claude Sonnet 5?
Anthropic: Claude Sonnet 5 has a context window of 1,000,000 tokens (1M).
Is Anthropic: Claude Sonnet 5 good for coding?
On our coding benchmark index, Anthropic: Claude Sonnet 5 ranks #18 of 195 models, placing it in the top quartile of the field for code generation and debugging.
What can Anthropic: Claude Sonnet 5 do?
Anthropic: Claude Sonnet 5 supports image/vision input, tool use, and function calling.
Who created Anthropic: Claude Sonnet 5?
Anthropic: Claude Sonnet 5 is developed by Anthropic and was released on June 30, 2026.
