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Claude Sonnet 5.5 vs Sonnet 5: Same Price, 80% Less per Task

This story is from 2026-09-30. It is preserved in the archive; the latest stories are on the live feed.

Claude Sonnet 5.5 has the same token prices as Claude Sonnet 5 , $2 per million input tokens and $10 per million output, so every saving comes from using fewer tokens. On 13 single-shot tasks at the API defaults it cost $0.0041 per task against Sonnet 5's $0.021, 80% less, and both models got every…

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  1. 2026-09-30 13:41 · DEV Community — AI
    Claude Sonnet 5.5 vs Sonnet 5: Same Price, 80% Less per Task

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