JIT-Agent (arXiv:2608.25593) is a harness-intelligence model, not a ThumbGate clone. Steal the four-module FORMAT (memory/planning/action/capability) onto existing rails; never train or download JIT-Agent. Slash: /jit-harness-compare-not-clone.
Install
npx skillscat add igorganapolsky/thumbgate/jit-harness-compare-not-clone Install via the SkillsCat registry.
We need to produce a 2-3 sentence plain-text summary, objective, factual, no marketing language, no superlatives, no calls to action. At most 60 words. Must not wrap in quotes. Provide only summary text. We need to explain what the skill does, what problem it solves, when an agent or developer should use it. From the description: The skill is "jit-harness-compare-not-clone".
JIT-Agent — compare, do not clone
When
JIT-Agent, arxiv 2608.25593, Rohan Paul harness intelligence, Model-as-a-Harness,
just-in-time harness evolution, HarnessFactory, four-module agent harness.
Do
npx thumbgate jit-harness-compose --task="<what the agent should do>" --json
npx thumbgate jit-harness-compose --map-onlyMap modules to existing rails:
- memory → lesson-retrieval / feedback / contextfs
- planning →
bin/agent-loopPlan + GSD - action → PreToolUse gates +
harness-selector+switchyard-router - capability →
subagent-profiles+ MCP allowlists + skills + model pool
Never
- Train, serve, or download JIT-Agent-27B /
huggingface.co/JIT-Agent - Clone
bingreeky/JITHarnessFactory into ThumbGate - Emit free-form harness programs as a new SKU
- Claim ThumbGate is JIT-Agent
Source
https://arxiv.org/abs/2608.25593 · https://github.com/bingreeky/JIT — FORMAT only; not affiliated.