Golden Horizons
Built by Golden Horizons · Knowledge Assistant
MechanicGPT
An AI automotive diagnostic assistant. You describe what your car is doing in plain words, and it hands back probable causes, diagnostic steps, and estimated repair costs.
This is live software, not a mockup, and you can use it right now.
Try it live at mechanicgpt.app →What it took to build this
MechanicGPT looks like a simple chat box. You say what's wrong, it tells you what to check. The hard part is making that answer trustworthy when the question comes in as a half-remembered noise or a code the person Googled five minutes ago. Here's what's under the hood, and why it matters if you're hiring someone to build AI grounded in your own knowledge.
A large, structured knowledge base.
MechanicGPT is grounded in 20,000+ guides covering OBD2 codes, symptoms, and vehicle-specific issues. That's not the model guessing from training data. It's the AI reasoning against a real, organized body of knowledge so the answers stay accurate and on-topic. Building knowledge at that scale, and keeping the AI inside it, is exactly the work a grounded assistant for your business would require.
Plain-language input, structured output.
People don't describe car trouble like a manual. They type "car shakes when braking" or "strange noise when turning" or just "P0300." The AI takes that mess and returns something structured: probable causes, diagnostic steps in order, and an estimated repair cost. Turning a vague human complaint into a clear, actionable answer is the same machinery behind any tool that triages inbound questions.
Costed, actionable guidance.
It doesn't stop at "your alternator might be failing." It walks through how to confirm it and what the fix tends to run. That means the system isn't just retrieving facts. It's sequencing them into next steps a non-expert can act on, which is the difference between a search box and an assistant.
Shipped as a real, installable product.
MechanicGPT is a PWA built in Next.js, installable on a phone like any app, with sections for OBD2 codes, symptoms, vehicles, and tools, plus an honest educational-only disclaimer pointing people to a certified mechanic for actual repairs. We didn't stop at a demo. We shipped something a stranger can find, install, and rely on.
What this means for your business
MechanicGPT is our product, but the capability behind it is the one businesses ask us for most: an AI that knows your domain and answers questions about it without making things up. A few direct fits:
Customer-facing support and answering.
The same engine that fields "what does P0300 mean?" can field "do you take my insurance?" or "how do I reset my account?" An assistant grounded in your own docs and policies answers the repetitive questions accurately, around the clock, so your people only handle the ones that actually need a human.
Triage for inbound questions.
MechanicGPT turns a vague symptom into a structured next step. Point that at your inbox or your front desk and it does the same thing: sorts what's coming in, gathers the right details, and routes or resolves before a person ever touches it. That's hours a week back for a small team.
A knowledge assistant for any vertical.
Cars were our test case. The pattern (a big structured knowledge base plus an AI that stays inside it) works for legal intake, equipment manuals, product catalogs, internal policies, anywhere people keep asking the same expert questions. We've already proven we can build it grounded and keep it honest.
MechanicGPT is live and answering real questions right now. And when you need an AI that knows your business the way it knows cars, you're hiring the people who shipped it.
READY TO START
Let's scope what we'd build for you
Start with a $99 AI Readiness Assessment. We'll look at where your team keeps answering the same questions by hand and tell you plainly what's worth grounding an AI in and what isn't. You'll leave with a real plan, whether or not you ever work with us again.
Curious what it feels like? Try MechanicGPT and ask it about a real car problem: mechanicgpt.app
Book your $99 AI Readiness Assessment →