Quibbler
A critic for your coding agent that learns what you want
Details
- External ID
- 45767162
- Source
- HN
- Company
- —
- Product
- Quibbler
- Website domain
- github.com
- Launched
- Oct. 31, 2025
- Cohort
- —
- Upvotes
- 114
- Upvotes percentile
- 0.9245283018867925
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:25 p.m.
- Updated at
- Sept. 7, 2026, 9:25 p.m.
Enrichment
- Theme
- AI coding agents and developer tools
- Vertical
- Horizontal
- Function
- Agent / copilot
- Audience
- Developer
- AI stance
- AI-native
- Project type
- Commercial product
- Normalized one-liner
- feedback system for coding agents
- Manually corrected
- False
Could you build this?
Yes A critic/linter agent that monitors coding agents and learns preferences is essentially an LLM evaluator wrapper with prompt history, few-shot contextual memory, and standard git/diff parsing.
Discussion
20 comments analyzed.
Competitors mentioned: Factory Factory Factory, Claude Code sub-agents, AWS Bedrock
Concerns raised: Anthropic API key required in addition to Pro subscription, Unclear how subagents invoke and communicate bidirectionally, Demo video not working on GitHub, Appears to be work-in-progress/incomplete
Feature requests: Support for non-coding tasks, API token that uses Pro subscription pool instead of separate billing, Dedicated FPGAs for running multiple Quibblers near real-time
Competitors
Other products that read as similar to this one — 2030 launches clear the similarity bar, closest 8 shown.
Attention rank: #156 of 2031 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 2 days after the earliest competitor.
- A framework that makes your AI coding agent learn from every session · hn · 2026-02-10 · 8 upvotes · similarity 0.73
- Syntropy: The agentic coding app for complex tasks · yc · 2026-03-04 · 8 upvotes · similarity 0.69
- Komi-learn · hn · 2026-05-31 · 27 upvotes · similarity 0.68
- Ingot, evidence-gated optimization and version control for agent skills · hn · 2026-07-22 · 7 upvotes · similarity 0.66
- Vet · hn · 2026-03-05 · 17 upvotes · similarity 0.66
- Zot · hn · 2026-05-29 · 107 upvotes · similarity 0.65
- Ordewell · hn · 2026-09-15 · 54 upvotes · similarity 0.65
- Unspaghettit · hn · 2026-05-27 · 5 upvotes · similarity 0.65
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a agent / copilot tool for Agriculture yet.