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POST /v1/chat/completionsClaude Sonnet 4.6
claude-sonnet-4.6Claude Sonnet 4.6 is presented as a broad upgrade for coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Anthropic materials describe it as a strong middle tier with 1M-context beta support and better agent behavior. It is suited to teams that want near-frontier capability with more practical cost and latency than Opus.
Total Context
1Mtokens
Max Output
64Ktokens
Released
Feb 17, 2026
Modalities
Claude Sonnet 4.6 Price
| Input Price | Output Price | Cache Read | Cache Create 5m |
|---|---|---|---|
| $3/M | $15/M | $0.3/M | $3.75/M |
Claude Sonnet 4.6 API
Claude Sonnet 4.6 Benchmark
35.9
/100
Artificial Analysis Intelligence Index
Artificial Analysis broad capability aggregate
Index score
46.4
/100
Artificial Analysis Coding Index
Artificial Analysis software task aggregate
Index score
Knowledge & Reasoning
GPQA
Advanced science problem solving
79.9%
HLE
Broad expert-level exam set
13.2%
Coding & Engineering
SciCode
Scientific coding challenges
46.9%
Terminal-Bench Hard
Hard terminal task execution
46.2%
Instruction Following & Agent Tasks
IFBench
Prompt constraint adherence
41.2%
AA-LCR
Long-context reasoning
57.7%
τ²-Bench
Agent workflow tasks
79.5%
Metrics sourced from Artificial Analysis
Model Comparison
Frequently asked questions about Claude Sonnet 4.6
Understand what Claude Sonnet 4.6 is, its best uses, distinguishing strengths, practical tradeoffs, and safe TokenHub integration guidance.
How should developers understand the role of Claude Sonnet 4.6?+
Claude Sonnet 4.6 is Anthropic’s current Sonnet model, balancing frontier-level coding and agent skills with lower cost than Opus. It is a current public model in its provider’s documentation, though availability can vary by platform.
When does Claude Sonnet 4.6 deliver the most practical value?+
Best-fit scenarios include agentic coding and repository work, computer-use and interface automation, and knowledge work across business documents. Test representative inputs and define measurable acceptance criteria before production.
What are the most useful characteristics of Claude Sonnet 4.6?+
Key strengths include a strong balance of quality, speed, and cost, strong coding performance, and effective use of tools and function calls. This combination is especially useful for computer-use and interface automation.
What are the practical limits of Claude Sonnet 4.6?+
Consider another model when the task needs the strongest Opus-level capability, the workflow cannot include human review for important decisions, or a smaller Haiku model meets the quality requirement at lower cost. Run generated code through tests, security checks, and human review before merging or deployment.
How should developers call Claude Sonnet 4.6 through TokenHub?+
In TokenHub, select the exact model identifier displayed for Claude Sonnet 4.6, use the endpoint documented for your account, and authenticate with your TokenHub credentials. Check the TokenHub model page for the available Claude features, context limits, tool support, and current model status for your account.
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