Unverified50% confidenceFactExact time
Claude Haiku 5.5's context window has expanded from Haiku 4.5's 200,000 tokens to 1 million tokens, and the output limit has been raised from 64K to 128K.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/13/2026
First Seen
Valid until: 1/11/2027
Sources
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https://kongchang.com/claim/1017293API
curl https://kongchang.com/api/v1/knowledge/claims/1017293MCP
get_claim(id=1017293)