Haiku 5.5 tested: $1 and 30 minutes for a complete build, one-tenth of Sonnet's cost

iamfakhrealam · x · 2026-10-08

sagentlab tested Haiku 5.5 on a small build: roughly $1 and 30 minutes total, about one-tenth of Sonnet's cost. Verdict: a few bugs but overall pretty complete — "good enough for basic tasks."

The reposter flags the bug complaints and links a broader comparison. Key info: third-party hands-on shows Haiku 5.5's cost-effectiveness tradeoff.

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