AI Model Watch
Models / Anthropic

Claude Opus 4.6

GA

Listed under 'Legacy models' on overview but Active in deprecations table. Dateless pinned snapshot ID == alias. Extended thinking: Yes; adaptive thinking: Yes. 5m cache $6.25, 1h cache $10, cache hits $0.50/MTok. Batch $2.50/$12.50. 1M context standard pricing. Fast mode (preview): $30 in / $150 out per MTok. Reliable knowledge cutoff May 2025; training data cutoff Aug 2025. Tentative retirement not sooner than February 5, 2027. Status 'ga' per Active state. Release date not explicitly published (null).

Claude Opus 4.6 by Anthropic costs $5 per 1M input tokens and $25 per 1M output tokens ($10/1M blended), with a 1M (1.000.000-token) context window. It is generally available (GA), with a knowledge cutoff of May 2025.

Last verified: 13 Aug 2026 · sourced from official provider documentation

Provider
Anthropic
Status
GA
Input price
$5 / 1M tokens
Output price
$25 / 1M tokens
Cached input
$0.5 / 1M tokens
Blended price
$10 / 1M tokens
Context window
1.000.000 tokens (1M)
Max output
128.000 tokens
Modality
text, image, vision
Open weights
No — API only
Knowledge cutoff
2025-05
Released
—
API string
claude-opus-4-6

Source: Anthropic official documentation ↗

See also

Compare Claude Opus 4.6 head-to-head

Claude Opus 4.6 vs Claude Opus 4.5→

$10 vs $10 blended /M · same family

Claude Opus 4.6 vs Claude Opus 4.7→

$10 vs $10 blended /M · same family

Claude Opus 4.6 vs Claude Opus 4.8→

$10 vs $10 blended /M · same family

FAQ

Claude Opus 4.6 — questions & answers

How much does Claude Opus 4.6 cost?

Claude Opus 4.6 is priced at $5 per 1M input tokens and $25 per 1M output tokens ($10/1M blended at a 3:1 input-to-output ratio), with cached input at $0.5 per 1M tokens.

What is the context window of Claude Opus 4.6?

Claude Opus 4.6 has a 1.000.000-token context window (1M), with up to 128.000 output tokens per request.

Is Claude Opus 4.6 deprecated?

No — Claude Opus 4.6 is generally available (GA) and not currently scheduled for deprecation or retirement in our tracker.

Does Claude Opus 4.6 support image or vision input?

Yes — Claude Opus 4.6 accepts image input. Listed modalities: text, image, vision.

Can I self-host Claude Opus 4.6?

No — Claude Opus 4.6 is proprietary. Its weights are not publicly released, so it is available only through Anthropic's API (or hosted partners), not for self-hosting.

What is the API model string for Claude Opus 4.6?

The API model identifier for Claude Opus 4.6 is "claude-opus-4-6" when calling Anthropic's API.

What is Claude Opus 4.6's knowledge cutoff?

Claude Opus 4.6's training knowledge cutoff is May 2025.