Sign up
All models
Claude 4.6 Opus

Claude 4.6 Opus

Frontier Vision Anthropic

The latest Opus 4.6 model from Anthropic

Try on Simtheory
Qwen 3.6 Plus Frontier Claude 4.5 Sonnet Frontier Claude 4.5 Sonnet (thinking) Frontier Claude 4.6 Opus Max Frontier Claude 4.6 Sonnet Frontier Claude 4.6 Sonnet Max Frontier Claude 4.7 Opus Frontier Claude 4.7 Opus Max Frontier Claude Fable 5 Frontier Claude Opus 4.8 Frontier

Specifications

Context window 1,000,000 tokens
Max output 125,000 tokens
Knowledge cutoff August 2025
Multipart messages No
Vision capabilities Yes

Default Parameters

Temperature 0.3
Top P 1.0
Frequency penalty 0.0
Presence penalty 0.0

More from Anthropic

Claude 4.5 Sonnet

Claude 4.5 Sonnet

Frontier

The latest Claude 4.5 Sonnet model from Anthropic with a 1M token context window.

1,000,000 ctx 64,000 out
Claude 4.5 Sonnet (thinking)

Claude 4.5 Sonnet (thinking)

Frontier

The latest Claude 4.5 Sonnet model from Anthropic with maximum reasoning enabled, 200k reasoning tokens in 1M context.

1,000,000 ctx 64,000 out
Claude 4.7 Opus

Claude 4.7 Opus

Frontier

The latest Opus 4.7 model from Anthropic — notable improvements in software engineering, instruction following, vision (high-res up to 2576px), …

200,000 ctx 128,000 out