MiMo V2.5
#54 in Frontier LLMsxiaomi · v2.5 · since 2026-04-22 · 37× · last seen Jun 30, 2026
26
Momentum
MiMo-V2.5 is a series of frontier-class large language models developed by Xiaomi, released on April 22, 2026. The flagship MiMo-V2.5-Pro is an open-weight Mixture-of-Experts model with 1.02 trillion total parameters (42B active), MIT-licensed and designed for autonomous software engineering and long-horizon agentic tasks. The smaller sibling MiMo-V2.5 (310B total / 15B active) is a natively omnimodal model processing text, image, video, and audio within a unified architecture. Both models support a context window of up to 1 million tokens.
Momentum trend
04.04.03.07.
Features
| Key Benchmark (%) | SWE-bench Verified: 78.9%; SWE-Bench Pro: 57.2%; Terminal-Bench 2.0: 68.4% |
| Context Window (Tokens) | up to 1,048,576 tokens (1M), max. 131,072 tokens output |
| License | MIT License (open-source) |
| Multimodality | MiMo-V2.5-Pro primarily text-based (coding/agentic); sister model MiMo-V2.5 is natively omnimodal (text, image, video, audio) |
| Platform | Xiaomi MiMo API Platform, AI Studio, Hugging Face (open weights) |
| Price per 1M Tokens | $0.435 input / $0.87 output (permanent price cut since May 26, 2026) |
| Release Date | April 22, 2026 |