Blog
Notes on AI content &
quality gates
Real posts from the builder. AI content tooling, open-source quality gates, and the mechanics of building CheckApp.
- case-studyreal-examplesApr 20, 2026
I Ran 5 Client Articles Through CheckApp — Here's What It Caught
I kept five articles from client work in 2025. After shipping CheckApp v1.2.0, I ran all five through it. The wellness post had a fabricated statistic, two FDA-risk phrases, and a tone flag. Here's what each report caught.
7 min readRead → - comparisonagenciesApr 20, 2026
CheckApp vs Grammarly vs ChatGPT vs Copyscape
Grammarly catches grammar. ChatGPT sounds confident and makes things up. Copyscape flags copied text. None of them check whether your claims are true, legally safe, or on-brand.
6 min readRead → - workflowagenciesApr 20, 2026
Add a Quality Gate to Your Agency Workflow
Most agencies run a human-only quality step. Humans miss things. Here's where to add a systematic gate in your pipeline — and what it catches before the client finds it.
6 min readRead → - technicalfact-checkApr 20, 2026
How to Fact-Check with AI Without Hallucinated Citations
Ask ChatGPT to cite its sources. Half the URLs don't exist. Here's the retrieve-before-reason pipeline that actually works — and the failure modes it surfaces instead of hiding.
7 min readRead → - technicalengineeringApr 20, 2026
Why Your AI Grammar Checker Says "Perfect" When It's Not
A grammar tool that says your writing is clean while listing 8 errors is not a grammar tool. It's a liar. Here's how we stopped doing that — five correctness bugs we found in v1.1 and fixed in v1.2.
6 min readRead → - economicsbyokApr 20, 2026
BYOK AI Tools — Why You Shouldn't Pay Markup on API Calls
Most AI SaaS tools charge you $29/month for $3 worth of API calls. The markup pays their margin. CheckApp's markup is zero — your keys, your providers, your cost.
4 min readRead → - tutorialgetting-startedApr 20, 2026
CheckApp Tutorial — Your First AI Content Check in 5 Minutes
Run CheckApp on an article and read the report. 5 minutes. Under 10 cents. No signup.
5 min readRead → - roadmapstudioApr 20, 2026
Building in Public — CheckApp Studio Roadmap
CheckApp v1.2.0 is a checker you run after writing. Studio closes the gap — findings inline, sources in a side panel, rewrites you accept with one keystroke.
4 min readRead → - backstoryai-contentApr 19, 2026
Why I Built CheckApp — AI Content Quality Checker
I spent 2025 ghostwriting with AI as first draft. Three articles nearly shipped with real problems — a plagiarized passage, a fabricated statistic, an FDA-violating health claim. Three reviewers signed off on all of them. So I built the quality gate I wanted.
7 min readRead →