Capn-hook for coding agents
don't grep the same mystery twice
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HN · launched Jul 12, 2026 · 29 upvotes (top 22%) · 0 views
Niche: ai agent memory infrastructure · 350 launches, 16 in the last 7 days ▼ -27% · Explore this niche →
Category and tags
- Horizontal
- Dev tools
- Developer
- AI-native
- Hobby / open-source project
Visit website ↗ Source listing ↗
More like this: all 350 launches in ai agent memory infrastructure →
Could you build this?
Yes This is an agent workflow utility or cache hook that logs and caches agent search/grep queries to avoid redundant file scans across iterations.
Discussion
6 comments analyzed.
Competitors mentioned: TeamBrain, gmd, localai, Typesense, llm-wiki
Concerns raised: Hardware dependency and latency with tiny embedding/reranking models, Single machine setup limitation creates gap between agents and LLM inference, Memory update complexity when indexed content changes, Limited production-readiness of current implementations
Feature requests: Better memory update mechanism when content changes, Support for distributed setups beyond single machine, Integration with vector databases like Typesense
Competitors
Other products that read as similar to this one : 2348 launches clear the similarity bar, closest 8 shown.
Attention rank: #455 of 2349 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 254 days after the earliest competitor.
- Graft · hn · 2026-08-14 · 39 upvotes · similarity 0.61
- Grok CLI · hn · 2026-09-09 · 5 upvotes · similarity 0.61
- WarpGrep: A 20x faster subagent to grep for code · yc · 2025-11-28 · 17 upvotes · similarity 0.60
- Vet · hn · 2026-03-05 · 17 upvotes · similarity 0.60
- Mgrep · hn · 2025-11-20 · 6 upvotes · similarity 0.56
- Zot · hn · 2026-05-29 · 107 upvotes · similarity 0.56
- jouet · github · 2026-10-30 · 17 upvotes · similarity 0.55
- limen · github · 2026-09-28 · 11 upvotes · similarity 0.55
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