Expired50% confidenceFactTime unknown
Haiku 4.5 scored 73.3% on SWE Bench, slightly higher than Sonnet 4 and approaching the level of GPT-5 Codex.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Haiku 4.5 Hands-On: Coding Ability Rivals Sonnet 4 at One-Third the Cost
bilibili三少科技
Related Claims
Partially VerifiedClaude Haiku 4.5 achieved a score of 73.3% on the SWE-bench benchmark.77% similarVerifiedHaiku 4.5's computer use score of 50.7% surpasses Sonnet 4's 42.2%75% similarUnverifiedOn the SWE Bench Pro programming benchmark, Sonnet 5 achieved 63.2% and Opus 4.8 achieved 69.2%.72% similar
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