Open-source releaseLimited global significanceConfirmed confidence
Xiaomi releases MiMo V2.5 Pro with 1M-token context
Xiaomi releases MiMo V2.5 Pro for complex agent and coding tasks, with a 1M-token context window and MIT-licensed weights from June 29.
What happened
Event details
Xiaomi introduced MiMo V2.5 Pro on April 23, 2026. The mixture-of-experts model has 1 trillion total parameters with 42 billion active and supports a 1 million-token context window. Its weights were released under the MIT license on June 29.
Assessment
Why it matters
The release combines a very long context window with a large sparse architecture aimed at demanding agent and software-development workloads.
45/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Introduced April 23, 2026; model weights released under the MIT license on June 29.