MiniMax releases M3.1 Flash model at $0.15 per 1M input tokens
MiniMax launched its M3.1 Flash model on October 19, 2026, making it available via its API, M Plan, and MiniMax Code desktop app. The model has 428 billion total parameters with about 23 billion active parameters in a mixture-of-experts architecture and supports a 1 million token context window. Pricing is set at $0.15 per million input tokens and $0.60 per million output tokens, with cache…
Key points
- MiniMax M3.1 Flash has 428B total parameters, ~23B active, and 1M token context window
- Pricing is $0.15 input and $0.60 output per 1M tokens, half the rate of M3 model
- Model weights to be released October 23, 2026; reasoning cannot be disabled
Model pages: GPT-5.6 Sol → · DeepSeek-V4.1-Flash-1017 → · Kimi K3 →
The story so far
2 episodes →- MiniMax releases M3.1 Flash model at $0.15 per 1M input tokensthis story
MiniMax Just Launched M3.1 Flash: 428B MoE Agentic Model at $0.15/M Input
MarkTechPost · 19 October 2026
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- MiniMax launches M3.1 Flash at $0.15 per million input tokens, half the list price of M3Press · maccus.fr ·
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