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IBM's ALTK-Evolve tops τ -bench retail with GPT-4.1 memory

This story is from 2026-10-21. It is preserved in the archive; the latest stories are on the live feed.

IBM Research has published results for ALTK-Evolve in a Hugging Face blog post , dated October 20, 2026. The method extracts short behavioural rules from an agent's earlier attempts and appends them to the system prompt. It needs no weight updates and no human annotation. The authors report that a…

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  1. 2026-10-21 08:20 · DEV Community — AI
    IBM's ALTK-Evolve tops τ -bench retail with GPT-4.1 memory

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