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Iris: How SFT-RL Climbing Trains Open-Weight Agents to Search the Web Like a Researcher

This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.

Iris: How SFT-RL Climbing Trains Open-Weight Agents to Search the Web Like a Researcher Web search sounds simple until you try to automate it for hard questions. Ask a language model to find the founding date of a company, and it will usually succeed. Ask it to trace a multi-hop chain — "which rese…

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  1. 2026-09-07 16:12 · DEV Community — Machine Learning
    Iris: How SFT-RL Climbing Trains Open-Weight Agents to Search the Web Like a Researcher

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