MiMo-V2-Flash is an open-source foundation language model developed by Xiaomi. It is a Mixture-of-Experts model with 309B total parameters and 15B active parameters, adopting hybrid attention architecture. MiMo-V2-Flash supports a hybrid-thinking toggle and a 256K context window, and excels at reasoning, coding, and agent scenarios. On SWE-bench Verified and SWE-bench Multilingual, MiMo-V2-Flash ranks as the top #1 open-source model globally, delivering performance comparable to Claude Sonnet 4.5 while costing only about 3.5% as much.
function_calling| Model | Max chars | Sample rate | Voices | Languages | Pricing |
|---|---|---|---|---|---|
| MiMo-v2-tts | — | — | — | — | — |
| MiMo-v2.5-asr | — | — | — | — | — |
| MiMo-v2.5-tts-voiceclone | — | — | — | — | — |
| MiMo-v2.5-tts-voicedesign | — | — | — | — | — |
| MiMo-v2.5-tts | — | — | — | — | — |
| MiMo-V2-Flash | — | — | — | — | $0.1$0.3 |
| MiMo-v2.5 | — | — | — | — | $0.14$0.28 |
| mimo-v2.6-flash | — | — | — | — | $0.14$0.28 |
| MiMo-V2-Omni | — | — | — | — | $0.4$2 |
| MiMo-v2.5-pro | — | — | — | — | $0.44$0.87 |
| mimo-v2.6-pro | — | — | — | — | $0.44$0.87 |
| MiMo-V2-Pro | — | — | — | — | $1$3 |
| mimo-v2.6-pro-ultraspeed | — | — | — | — | $4.35$8.7 |
/v1/models/xiaomi/MiMo-V2-FlashMiMo-V2-Flash is an open-source foundation language model developed by Xiaomi. It is a Mixture-of-Experts model with 309B total parameters and 15B active parameters, adopting hybrid attention architecture. MiMo-V2-Flash supports a hybrid-thinking toggle and a 256K context window, and excels at reasoning, coding, and agent scenarios. On SWE-bench Verified and SWE-bench Multilingual, MiMo-V2-Flash ranks as the top #1 open-source model globally, delivering performance comparable to Claude Sonnet 4.5 while costing only about 3.5% as much.