Sonnet 5.5 cuts price 50% but outputs 62% more tokens, sparking cost concerns

Anthropic's Sonnet 5.5 set a new output token record on Arena and cut prices by 50%, but tests show it emits 62% more tokens, so real task costs may not fall. Users also complain it is priced equal to or higher than Opus 5.5 despite weaker capabilities.

2026-09-29 ~ 2026-09-29 · 3 related posts

• Sonnet 5.5 Sets Arena Record for Most Output Tokens, Sparking Pricing Debate — Gohab2001 · 2026-09-29
• Sonnet 5.5 costs more than Opus 5.5 but is far less token-efficient, Reddit user warns — Conscious_Warrior · 2026-09-29
• Sonnet 5.5 is 50% cheaper but outputs 62% more tokens, user finds — OnAGoat · 2026-09-29