About this paper
TAC-CoT replaces explicit reasoning traces with compact latent segments while preserving textual tokens for tool interactions, improving agentic accuracy and reducing computation.
LLM-based agentic systems are increasingly combined with CoT reasoning to solve tasks that require accurate reasoning, external knowledge, and multi-step deliberation. Yet, explicit CoT incurs substantial generation overhead, while implicit CoT, which replaces textual rationales with compact continuous tokens, does not naturally support the explicit communication interface required for agentic tool-use. We propose TAC-CoT, a tool-empowered adaptive implicit CoT framework that replaces explicit reasoning traces with compact latent reasoning segments while retaining textual tokens only for tool calls, observations, and final answers. This interleaved design enables agentic tool-use without…
CoT reasoningimplicit CoTcontinuous tokensTAC-CoTlatent reasoning segmentstool-useagentic systems
- Upvotes
- 16
- Authors
- 4
- Published
- Nov 1, 2026
Summary and abstract excerpt via Hugging Face Papers ↗ · arXiv.
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TAC-CoT: Tool-Empowered Implicit Chain-of-Thought via Interleaving Explicit Tokens was first seen on Hugging Face · Daily papers on Nov 5, 2026. Since then it has appeared in 40 checks on 4 different days. Its best position was #12 of 30, reached on Nov 6, 01:28 UTC. It is #15 right now, climbing from #16 to #15 over the last 6 checks.