# clm_6F38115514B6

subject: Cognition (/record/cognition.md)  
predicate: released  
value: Fusion  
valid_from: 2026-09-11  
valid_to: null  
published: 2026-09-11  
recorded: 2026-11-08  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-08  
cite: AsOf. "Cognition released: Fusion", as of 2026-09-11. Claim clm_6F38115514B6, https://asof.is/claim/clm_6F38115514B6, accessed 2026-11-09. Source: https://cognition.com/blog/local-fusion.  
checked: 2026-11-08 · its source page states the value and the date  

> Fusion is the most efficient frontier harness for Opus, Fable and Astra, up to 39% more efficient compared to other model harnesses across major coding benchmarks. Today, we’re making it available in Devin Desktop and CLI.

What https://cognition.com/blog/local-fusion says, word for word.

## Sources

- https://cognition.com/blog/local-fusion (primary, Cognition, published 2026-09-11)

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