AI Model Watch
Models / Anthropic

Claude Sonnet 4.6

GA

Best combination of speed and intelligence. Dateless pinned snapshot ID == alias claude-sonnet-4-6. Extended thinking: Yes; adaptive thinking: Yes. 1M context, max output 128k (300k via Batch API beta header). 5m cache $3.75, 1h cache $6, cache hits $0.30/MTok. Batch $1.50/$7.50. Reliable knowledge cutoff Aug 2025; training data cutoff Jan 2026. Tentative retirement not sooner than February 17, 2027. Release date not explicitly published (null).

Provider
Anthropic
Status
GA
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Cached input
$0.3 / 1M tokens
Blended price
$6 / 1M tokens
Context window
1,000,000 tokens (1M)
Max output
128,000 tokens
Modality
text, image, vision
Knowledge cutoff
2025-08
Released
—
API string
claude-sonnet-4-6

Source: Anthropic official documentation ↗

See also

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