MiroThinker

About MiroThinker

MiroThinker: A deep research agent optimized for research and prediction. It achieves a 88.2 on the challenging BrowseComp benchmark. See Quick Start.

Our new MiroThinker family represents a significant leap in building reliable agents for long-chain tasks. Engineered with enhanced post-training pipeline, our MiroThinker-1.7 family achieve SOTA performance in deep research tasks among open-source models.

MiroThinker-1.7 demonstrates strong general-research performance across a broad range of benchmarks, achieving 74.0%, 75.3%, 82.7% and 42.9% on BrowseComp, BrowseComp-ZH, GAIA-Val-165 and HLE-Text, respectively. MiroThinker-1.7 achieves SOTA performance on BrowseComp-ZH.

From the project's README

MiroThinker is an open-source project written primarily in Python, with 8.3k stars on GitHub. It was last updated in April 2026.