MiniMax M3.1 Flash is 26x cheaper than Opus 5.5: pricing and benchmark comparison
Compares per-1M-token prices (Opus 5.5 $4/$20, DeepSeek Flash $0.30/$1.20, M3.1 Flash $0.15/$0.60) and official scores: Automation Bench 62.2 beats Opus 5, Terminal Bench 38.1 lags; Space Bunny topped OpenRouter for 10 days on 56.7T tokens.
MINIMAX JUST SHIPPED A MODEL 26X CHEAPER THAN OPUS 5.5. AN EARLY BUILD WAS ALREADY #1 ON OPENROUTER UNDER A FAKE NAME. for 10 days the #1 model on openrouter was a stealth model called space bunny. 56.7T tokens. nobody knew whose it was. today it got a name: minimax m3.1 flash. per 1M tokens, in / out: > opus 5.5: $4 / $20 > deepseek flash: $0.30 / $1.20 > minimax m3.1 flash: $0.15 / $0.60, flat, no peak hours the whale's weekend price is now someone's every day price. what $0.60 buys, by minimax's own table: > automation bench: 62.2. opus 5: 50.3 > DeepSWE: 73.7. opus 5: 74.0 > one tester's one shot 3d pagoda: 50K tokens, about 3 cents the catch, same table: > terminal bench: 38.1. opus 5: 51.8. claude code lives in the terminal > the whale still wins DeepSWE at 77.0 > weights land oct 23. free on openrouter for 72 hours, then it bills opus didn't get worse this week. it just got expensive.
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