Lettertrace
Track your AI visibility for free (using your own API keys!)
Details
- External ID
- 1218357
- Source
- PH
- Company
- —
- Product
- Lettertrace
- Website domain
- producthunt.com
- Launched
- Aug. 12, 2026
- Cohort
- —
- Upvotes
- 376
- Upvotes percentile
- 0.8117977528089888
- Tags
- Open Source, Analytics, Marketing, GitHub
- Fetched at
- Sept. 7, 2026, 1:22 a.m.
- Updated at
- Sept. 7, 2026, 1:22 a.m.
Description
Lettertrace measures how often Claude, ChatGPT, and Gemini mention your company. But there's a catch: it's free, developer-first, bring-your-own-key, and open source.
Enrichment
- Theme
- AI visibility and marketing tools
- Vertical
- Horizontal
- Function
- Observability & eval
- Audience
- Developer
- AI stance
- AI feature
- Project type
- Commercial product
- Normalized one-liner
- api monitoring for ai applications
- Manually corrected
- False
Could you build this?
Yes The application sends automated queries to standard LLM APIs using BYO user keys, parses brand mentions from responses, and plots the results in a Supabase/Next.js dashboard or CLI.
Competitors
Other products that read as similar to this one — 135 launches clear the similarity bar, closest 8 shown.
Attention rank: #27 of 136 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 209 days after the earliest competitor.
- AI Visibility Score · ph · 2026-09-25 · 1 upvotes · similarity 0.56
- geoSurge · ph · 2026-09-10 · 17 upvotes · similarity 0.53
- askwords.ai · ph · 2026-09-23 · 2 upvotes · similarity 0.52
- AI Visibility Tracking · ph · 2026-09-21 · 1 upvotes · similarity 0.51
- ShortlistTrace · ph · 2026-09-25 · 1 upvotes · similarity 0.50
- Which AI Sent · ph · 2026-09-30 · 1 upvotes · similarity 0.49
- AI BrandSight · ph · 2026-09-28 · 2 upvotes · similarity 0.46
- AI Detector · ph · 2026-09-29 · 2 upvotes · similarity 0.45
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a observability & eval tool for Media & entertainment yet.