Expired70% confidenceFactTime unknown
Sonnet 4.6 features a 1M (1,000,000) token context window, with a default of 200,000 tokens and an extension to 1,000,000 tokens available in the Beta version.
2
Sources
70%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
Valid until: 8/29/2026(expired)
Sources
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Stable URI
https://kongchang.com/claim/13714API
curl https://kongchang.com/api/v1/knowledge/claims/13714MCP
get_claim(id=13714)