MiroThinker-1.7 and H1: Heavy-Duty Research via Verification

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Motivation: Longer Interaction Is Not Automatically Better

Method: Dual Loops, Dual Data Pipelines, Four-Stage Training, and Verification

Agentic Workflow

Dual-Pipeline QA Synthesis

Four-Stage Training

Heavy-Duty Inference Mode

Results

Evaluation Setup

Main Agentic Results

Domain Results

Long-Form Report Evaluation

Ablations

Position in the Deep-Research Landscape