Labs & Research4 min read
AI Research
Longer chain-of-thought hits a wall. ThinkRetrieve injects the fix mid-reasoning
Sequential test-time scaling often hits diminishing or even negative returns, a new preprint argues. ThinkRetrieve retrieves solved examples mid-reasoning and injects them into the trace, reporting relative gains up to 60% on AIME 2025 across five small reasoning models.
2026-08-18