Expired80% confidenceEventTime unknown
Someone discovered the model ID in Composer's metadata and exposed the fact that it is based on Kimi KR on social media.
1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
Valid until: 8/29/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedComposer 2 is actually based on Moonshot's Kimi KR model, rather than being fully developed in-house.65% similarUnverifiedKimi-Writer is built on the Kimi-K2-Thinking model.64% similarUnverifiedKimi K2 Thinking uses a Mixture of Experts (MoE) architecture with total parameters reaching the trillion scale, activating only a subset of expert networks per inference.62% similarUnverifiedCursor's Composer 2 is trained based on Kimi 2.5, which is a Mixture-of-Experts model with 1 trillion parameters and 30 billion active parameters.60% similarUnverifiedTencent Hunyuan open-sourced KSBench, a character set hallucination evaluation benchmark that detects the anti-hallucination ability of OCR visual language models by injecting character set corruption into academic paper images.59% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/2952API
curl https://kongchang.com/api/v1/knowledge/claims/2952MCP
get_claim(id=2952)