Expired85% confidenceFactTime unknown
In a planning task test, Sonnet produced a planning document three to four times longer than Haiku's
1
Sources
85%
Confidence
Medium-term (~90 days)
Relevance
6/1/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 8/30/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedClaude Haiku 4.5 surpasses the larger Sonnet 4.5 on certain computer use task benchmarks.74% similarUnverifiedIn a speed comparison test in the Cursor editor, Haiku 4.5 outperformed Sonnet 4 by more than one minute71% similarUnverifiedOn a Three.js scene task for the Suzhou Museum, Sonnet 5 Max paired with Claude's official Harness spent over an hour without completing the task, but the texture quality of elements such as the ground material and bonsai reflections was the best among all models tested.68% similarUnverifiedIn a codebase file search task, Sonnet found 32 files while Haiku found only 31, representing a roughly 3% miss rate67% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/24341API
curl https://kongchang.com/api/v1/knowledge/claims/24341MCP
get_claim(id=24341)