Unverified50% confidenceFactExact time
The LongCat 2.5 preview version offers an ultra-long context window of up to 1 million tokens.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/27/2026
First Seen
Valid until: 12/26/2026
Sources
Related Entities
Related Claims
UnverifiedTongyi Qianwen 3.6 has an ultra-large context window of 1 million tokens.72% similarUnverifiedThe Claude 5.1 model has a context window of 1 million tokens.63% similarUnverifiedZhipu's latest flagship open-source model has a million-token-level context window (approximately 750,000 English words) and is fully open source.62% similar
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