CL
Claude Sonnet 4.8
Release date: 2026-05-31Updated: 2026-08-22 23:36:27.949923
Parameters
Not disclosed
Context length
1000K
Chinese support
Not supported
Reasoning ability
Claude Sonnet 4.8 is an AI model published by Anthropic, released on 2026-05-31, for Chat model, and 1000K context length.
Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology
Claude Sonnet 4.8
Model basics
Reasoning traces
Supported
Thinking modes
Standard Mode (Default)Thinking Mode
Context length
1000K tokens
Max output length
No data
Model type
Chat model
Modality (in / out)
Text, Image → Text
Release date
2026-05-31
Model file size
No data
MoE architecture
No
Total params / Active params
No data / N/A
Knowledge cutoff
No data
Claude Sonnet 4.8
Open source & experience
Code license
Proprietary
Weights license
Proprietary
GitHub repo
GitHub link unavailable
Hugging Face
Hugging Face link unavailable
Live demo
No live demo
Claude Sonnet 4.8
Official resources
Paper
No paper available
DataLearnerAI blog
No blog post yet
Claude Sonnet 4.8
API details
API speed
3/5
No public API pricing yet.
Claude Sonnet 4.8
Benchmark Results
No benchmark data to show.
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Claude Sonnet 4.8
Publisher
Anthropic
View publisher details Claude Sonnet 4.8
Model Overview
Claude Sonnet 4.8 is an AI model published by Anthropic, released on 2026-05-31, for Chat model, and 1000K context length.
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