Research · Sunday 4 October 2026 · story 5
ThinkingBox benchmark finds agents can leave the wrong backend state
Hugging Face reports that ThinkingBox measures agent outcomes by backend state across 507 workflows run 20 times. It says 67.24% of failed trials still ended cleanly, and Claude Opus 5.5 led pass@1 at 67.16%.
Why it matters. For AI agents that touch real records, the post says backend state checks and repeated runs matter more than a single clean tool-calling run.
Read the original at huggingface.co