Your AI Product.
Built in 90 Days.

We build AI products for startups — and we start every project with 2 free weeks of development so you can test us before you spend a dollar.

  • Working prototype in 30 days
  • Production-ready in 90 days
  • You own everything we build

$6M+ raised by clients · 5.0 ★★★★★ on Clutch · 15+ reviews

Healify AI health companion app

Sound familiar?

You need AI in your product, but hiring an in-house team takes 6 months and costs $500K+/year. Freelancers can't handle production systems. The last agency you talked to wanted $20K for a "discovery phase" before writing any code.

Meanwhile, your competitors are shipping AI features and your users expect it.

You don't need another proposal. You need working code.

How We Get You from Idea to Product

FREE
Week 1–2

Free Trial Sprint

A senior developer joins your project and builds working code. Committed to your GitHub, deployed to your environment. No charge. No contract. You keep everything.

2
Week 3–8

Build & Validate

Full team (2–4 engineers + AI lead) builds sprint by sprint. Weekly demos. You see a working prototype by Week 4.

3
Week 9–12

Launch & Scale

Production deployment with monitoring. Your product goes live with real users. 30 days of post-launch support included.

$2M Raised

Healify — AI Health Companion

We built Healify's AI health companion from scratch — a multi-agent system that pulls data from Apple HealthKit, blood tests, and lifestyle inputs to deliver personalized health insights.

The product went from concept to investor-ready MVP in 6 months and raised $2M in funding.

$2M raisedMVP in 6 monthsMulti-agent AI
Read full case study
Healify app interface
Oleg Kalyta, Founder of ProductCrafters

You'll Work Directly With Me

I'm Oleg Kalyta, PhD — founder of ProductCrafters and AI lead on every project under $50K. I've personally led 40+ AI product builds for startups across HealthTech, FinTech, SaaS, and eCommerce.

When you start a trial sprint, I'm the one reviewing your architecture, choosing your tech stack, and making sure the code meets production standards. No account managers, no handoffs.

4h → <1min

AI Support Agent for Fitness App

We built an AI support agent that handles refund and cancellation requests automatically, based on the client's policies and knowledge base. Reply time dropped from 4 hours to under 1 minute at $0.02 per conversation — running 24/7 without human intervention.

4h → <1min reply$0.02/conversation24/7 coverage
Read full case study
AI Support Agent dashboard

What Clients Say

"Out of over 40 applicants, we selected ProductCrafters based on their experience, technical expertise, and cost estimate. The team showed deep technical expertise, a strong work ethic, and honesty."
Julius Simon

Julius Simon

CPO, Finsu$550K raised, 11K+ monthly users
"The team has honest billing practices and creates incredible value for the cost. Working with ProductCrafters has saved us hundreds of thousands of dollars compared to domestic firms."
Maxwell Murphy

Maxwell Murphy

Founder, ProcessBoard
"ProductCrafters always found a way to implement what we wanted. Everyone there is impressively dedicated to delivering a perfect solution. Their dedication is unmatched."
Laurids Düllmann

Laurids Düllmann

Founder, Wavedash GmbH6M+ users
Clutch 5.0Upwork Top RatedDesignRush Top AgenciesGoodFirms Top RatedClutch Top 1000

What You Get

Every engagement includes more than code:

  • Free 2-week trial sprint — real developer, real code
  • AI Strategy Audit — your business mapped to AI opportunities
  • Technical Architecture Document — system design for your CTO
  • Investor Demo Package — video + slides for fundraising
  • 90-Day Scaling Roadmap — from 100 to 100K users
  • 30-day post-launch support
  • Complete source code + full IP ownership
  • Weekly demo calls — see progress in real time
  • Direct access to our founder & AI lead

Investment

MVP / Proof of Concept$15K–$35K4–8 weeks
Full Production Product$35K–$75K8–12 weeks

Every project starts with a free 2-week trial sprint.
Payment plans available on projects over $20K.

Need more detail? See full pricing breakdown

We take on a maximum of 3 new AI projects per month to maintain quality.
Currently accepting projects starting in June 2026.

Tell Us About Your Project

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