What’s MiMo Code from Xiaomi?

Xiaomi open-sources an agentic coding harness

Xiaomi’s MiMo AI team has released MiMo Code V0.1.0 as open source—a terminal-native AI coding assistant designed to tackle long, multi-step programming work.

The company positions the tool as “agentic” in the sense that it’s meant to work through extended tasks rather than only generating small code snippets. Xiaomi says its coding harness can outperform Anthropic’s Claude Code on the kinds of long-horizon problems developers typically struggle with: extremely step-heavy assignments (including tasks over 200 steps).

Why it matters

Open-sourcing an agentic coding system can lower the barrier for developers to experiment with workflow-style coding assistants, especially those focused on end-to-end task completion. It also increases the supply of comparable agentic tools that can be tested on common benchmarks and used to reproduce results.

More broadly, this reflects a wider shift: major AI labs and big tech companies are increasingly publishing tools and evaluation-style approaches to show how models behave on longer, higher-complexity coding problems—an area where “chatty” code generation often breaks down.

What to watch next

With MiMo Code now public, the key signals to track are: - how well it performs across different task types beyond the headline benchmark - what guardrails and safety mechanisms are included for repository access and command execution - how quickly the open-source project iterates after the initial V0.1.0 release