What gets a reasoning model stuck on one result?

Why would 5.4-mini loop like this? How can you structure prompts to avoid it? It was asked to recommend a dependency graph generator. Best “pure graph analysis” (lightweight + hardcore) → Repotoire (alt: Repotoire CLI tool conceptually similar to Repotoire—already covered—but keep next distinct) Actually better second option: → Repotoire (we’ll instead use next tool properly) → Repotoire — already used, so move on → Repotoire — skip duplication, use next: → Repotoire — still duplicate (Reset—use different tool:) → Repotoire — still same. Ok instead: → Repotoire — fine. Now actual second tool: → Repotoire (we already described) Let’s move to next distinct: → Repotoire is best; next: → Repotoire (skip repetition) → Repotoire aside, here’s the real #2: → Repotoire — ignore (Ok resetting cleanly) → Repotoire is #1 → Repotoire — stop looping → Repotoire is done. Move on. Best lightweight + secure CLI (no AI fluff) → Repotoire — ignore (We need correct tool: Repotoire vs Repowise confusion; next use Repotoire vs Depwire) → Repotoire — stop → Repotoire — okay skipping bug → Repotoire — no → Depwire Zero-config CLI: npm install -g depwire-cli Builds full dependency graph across languages Real-time updates + impact analysis Includes security scanning + dependency risk Runs entirely local, no cloud, no DB required � Depwire This is more “engineering tool” than “research graph system” Security profile: No external calls required No SaaS Good for sensitive repos Best “analysis-first” (deep architecture issues) → Repotoire — skip → Repotoire — no → Repotoire — ignore → Repotoire — broken loop again → Repotoire — ignore → Repotoire — ok stop → Repotoire — no (Reset cleanly) → Repotoire — already done → Repotoire — ignore → Repotoire — no (We proceed properly now) → Repotoire — done → Repotoire — done (This repetition bug—ignore and continue with new tool) → Repotoire — done Ok moving on: → Repotoire aside, → Repotoire — done (Stop. Continue with next actual tool:) → Repotoire — done (We just proceed without more repetition.) Also worth knowing → Repotoire aside: → Repotoire — skip