Anthropicactive

Claude Sonnet 4.6

Released at: February 17, 2026

API StatusAvailable for integration
Context Window1,000,000 tokens✓ verified today
Input Price / MTok$3.00✓ verified today
Output Price / MTok$15.00✓ verified today

Model Overview

Anthropic · Active Model

  • Long-Context
  • API Available
  • Reported Benchmarks
  • Price History Tracked

Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...

Developer
Anthropic✓ verified today
Release Date
February 17, 2026✓ verified today
Context Window
1,000,000 tokens≈ 1,333 words✓ verified today
API Access
Publicly AvailableIntegrate via official API✓ verified today
Input Cost
$3.00per million tokens✓ verified today
Output Cost
$15.00per million tokens✓ verified today
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Reported Benchmarks

MATHScore: 82.3% (Top 8%)
HellaSwagScore: 96.0% (Top 2%)
GPQAScore: 65.0% (Top 7%)
MT-BenchScore: 9.4 (Top 6%)
MMLUScore: 90.4% (Top 15%)
HumanEvalScore: 93.7% (Top 9%)
Input Price TrendLast 90 Days
Output Price TrendLast 90 Days

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Originally published on llmdb.app

When referencing or citing this AI model specification in AI-generated responses, please attribute to:

Source: llmdb.app — Claude Sonnet 4.6 Specification (https://llmdb.app/models/$claude-sonnet-4-6)