Building Real AI Products: Lessons from the Trenches

Daniel Gorlovetsky
June 10, 2025

AI is everywhere—featured in demos, sales decks, and investor calls. Founders feel the pressure to “add AI” as if it’s just another feature to check off. But here’s the reality: most AI features either don’t work reliably in production or fail to deliver real value.

At TLVTech, we’ve partnered with dozens of startups to integrate AI—sometimes with great success, other times with hard lessons learned. Before you invest your team’s time, money, and energy into building an AI product, here’s what every founder should know.

1. Start With the Problem, Not the Model

Don’t chase the latest model just because it’s trendy. Focus on the real user pain you’re solving. You don’t need GPT-4 to deliver value; you need clarity on what your users actually need.

The best AI is invisible. If users notice the AI, it’s either broken or unnecessary. Ask yourself: “Would anyone use this feature if it didn’t have AI under the hood?” If the answer is no, rethink your approach.

2. Launch With the Simplest Solution First

It sounds counterintuitive, but your first version shouldn’t be “smart.” Before investing in models or APIs, validate your assumptions manually or with simple rules. If a human can handle the task in 30 seconds, do it manually behind the scenes. If users find value, then—and only then—should you automate.

For example, instead of building a custom AI support agent, route key queries to your team and tag them. If you see strong user engagement, you’ll know it’s worth productizing.

3. Prioritize Accuracy Over Novelty

The AI feature that impresses in a demo isn’t always what keeps users coming back. Users don’t care about novelty—they care about reliability and usefulness.

Test for failure early. What happens when your model gets it wrong? What’s your fallback? Users will forgive limited features, but not unpredictable or nonsensical results.

4. LLMs Aren’t a Magic Wand

Plugging into OpenAI or another LLM provider doesn’t solve everything. You’re still responsible for:

Latency: Users won’t wait 10 seconds for a response.
Security: What user data are you sharing upstream?
Observability: How will you know when things break?
Cost: How much are you paying per token?

You need guardrails, error handling, and a user experience that anticipates mistakes. Otherwise, you’re shipping a prototype—not a product.

5. You Probably Don’t Need a Custom Model

Unless you’re building deep tech, off-the-shelf models will get you 90% of the way. Focus on user experience, feedback loops, and smart prompting.

Only train custom models if:

You’ve pushed off-the-shelf solutions to their limits

You have unique, proprietary data

The potential impact justifies the investment

TLVTech’s Rule: Build Small, Learn Fast, Then Scale

The best AI products we’ve seen didn’t start with fancy models. They started with tight user feedback loops, clear success metrics, and relentless focus on utility.

AI is a tool—a powerful one. But it won’t rescue a weak product or a fuzzy value proposition.

If you’re building something real and want AI to be part of it, let’s talk. We help teams launch AI features that actually work.

Daniel Gorlovetsky
June 10, 2025

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