Capn-hook for coding agents
don't grep the same mystery twice
Details
- External ID
- 48884903
- Source
- HN
- Company
- —
- Product
- Capn-hook for coding agents
- Website domain
- github.com
- Launched
- July 12, 2026
- Cohort
- —
- Upvotes
- 29
- Upvotes percentile
- 0.7789725209080047
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:26 p.m.
- Updated at
- Sept. 7, 2026, 9:26 p.m.
Enrichment
- Theme
- coding agent interfaces and environments
- Vertical
- Horizontal
- Function
- Dev tools
- Audience
- Developer
- AI stance
- AI feature
- Project type
- Hobby / open-source project
- Normalized one-liner
- memory tool for coding agents to avoid repeated work
- Manually corrected
- False
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 — 931 launches clear the similarity bar, closest 8 shown.
Attention rank: #184 of 932 (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 0.59
- Grok CLI · hn · 2026-09-09 · 5 upvotes · similarity 0.59
- WarpGrep: A 20x faster subagent to grep for code · yc · 2025-11-28 · 17 upvotes · similarity 0.58
- Vet · hn · 2026-03-05 · 17 upvotes · similarity 0.58
- Mgrep · hn · 2025-11-20 · 6 upvotes · similarity 0.54
- Zot · hn · 2026-05-29 · 107 upvotes · similarity 0.53
- Grev · hn · 2026-09-24 · 6 upvotes · similarity 0.52
- limen · github · 2026-09-28 · 10 upvotes · similarity 0.52
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a dev tools tool for Sales yet.