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Hugging Face Blog·· 2026-08-11

Thinking of ACE? We Can Do It with Fewer Tokens

Thinking of ACE? We Can Do It with Fewer Tokens

AI summary

Hugging Face's ALTK-Evolve and ACE both provide agent memory without weight updates, but differ in delivery: ACE injects the full playbook at every step, while ALTK-Evolve retrieves a small number of strongly supported guidelines for each task.

Selection record

Not admittedSum of both 80 < twice the threshold 120

Source tier
Official, first-hand; this tier's threshold is 60
Pre-filter
passed:讨论LLM Agent记忆与推理优化技术

A model scores each item twice, independently, against one written standard, out of 100. An item is admitted only when the two scores add up to twice the threshold. The threshold is set per source tier.

Source: Hugging Face Blog · huggingface.co