Claude Sonnet 4.6 review, price and benchmarks (2026)

public paid api in Generator writing value

Provider

Statuspublic

AA Intelligence Index35.9 (July 16, 2026 snapshot)

Releasedn/a

Context windown/a

Modalitiesn/a

API price $/1M (in / out)n/a

Speedn/a

AccessClaude Pro · API

In one line

The previous balanced default of the Claude line - solid quality at higher limits and lower cost.

Coding68

Reasoning62

Writing72

Agents & tools62

Category scores (0-100) are WhichAI blended ratings: public category leaderboards plus editorial judgment. Guidance, not official measurements.

Alternatives worth a look

Kimi K2.5 (Moonshot AI) · AA 35.4Open weights · API hosts
Gemini 3.5 Flash-Lite (Google) · AA 36.5API $0.30/$2.50 per 1M tokens
Qwen3.6-27B (Alibaba) · AA 37Open weights (Apache 2.0) · runs on a good desktop

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Artificial Analysis Intelligence Index, 2026 rebased scale (top models ≈ 55–60). Snapshot: July 24, 2026 (BenchLM mirror), retrieved July 26, 2026. Context, price and release data come from vendor pages and public pricing mirrors (retrieved July 19, 2026). Missing values are not published or not yet verified - shown as -. Sources are linked inside the app (Model guide and About > Methodology).