AI development services
Why choose Codexia
Proof before commitment
A working proof of concept in 2 weeks, credited against the full build.Your data stays yours
Never used to train public models. NDA on request. HIPAA and GDPR-compliant builds.The right model for the job
GPT, Claude, Gemini, open-source or a custom trained model, chosen for your use case and budget.One team for the whole product
AI engineers, mobile and web developers and designers under one roof.Fixed, milestone-based pricing
A clear quote, with payments tied to delivered milestones.Support after launch
90 days of free support and 1 year of free hosting.Industries we have helped
AI projects we've shipped
Years of excellence
Products shipped
CLIENTS
Countries
How much does AI development cost?
Fixed-price packages. Start with a 2-week proof of concept.
Starter
- Support chatbot
- Smart search
- Document summaries
Most popular
Growth
- Knowledge assistant
- AI agent for one workflow
- AI inside your app
Advanced
- AI-first app
- Multi-agent system
- Custom-trained model
What drives cost
The number of AI features, how much of your data is involved, integrations, custom model training and compliance needs.
Running costs
AI providers charge for usage, typically $20–$300 a month for an early stage product. We estimate this before the build starts.
What clients say about us?
Jamie Carmichael
We made the decision to swap developers around three to four years ago, for us it's been by far the best decision that we've made. When you change developers or engage with developers, there's always a level of uncertainty, but for us, Ali and the team established trust very, very quickly. Projects themselves were managed really well. At one point we had them working on four different projects, all very different in the level of complexity and needs, and we had fantastic outcomes for all of th... Show More
Gavin Sheppard
We have had the pleasure of working with Ali and the team at Codexia Tech for the past 12 months to develop our web and mobile apps for water tank monitoring. We have been really pleased with the quality of the work produced and the speed of delivery. They have worked hard to find solutions that worked for us and the communication has always been excellent. I look forward to working with Codexia Tech in the near future on further projects.
Arthur van Cadsand
We are a streaming company, we stream live jazz from venues and people can either pay subscription just like Netflix or paper concerts. And from the moment we engaged with Codexia, their team demonstrated a level of professionalism, expertise and commitment that exceeded my expectation. They showcased a deep understanding of what we wanted and they carefully listened to our requirements and even brought some innovation solutions to the table. And throughout the development process they displaced the dedication ... Show More
Process
Discovery call Week 1
Proof of concept Weeks 1–2
Build in sprints Week 3 onward
Test and launch Final 1–2 weeks
Support and improve After launch
Technologies
OpenAI
Anthropic Claude
Google Gemini
Hugging Face
LangChain
Python
Node.js
AWS
PostgreSQL
Firebase
Frequently Asked Questions
Most projects cost between $4,000 and $15,000+. A single AI feature or chatbot costs $4,000–$8,000. An assistant trained on your own data costs $8,000–$15,000. A product built around AI starts at $15,000.
A proof of concept takes 2 weeks. A full build takes 3 weeks to 4 months, depending on scope.
OpenAI’s GPT, Anthropic’s Claude, Google’s Gemini and open-source models. We recommend one based on your use case, accuracy needs and budget.
Yes. Most projects work best on an existing model with your data connected to it. When a use case needs it, we fine-tune or train a custom model.
Yes. Your data is never used to train public models. We sign an NDA on request and build to HIPAA and GDPR requirements where needed.
Yes. We review your current system, then add AI features without rebuilding it.
A working version of your core AI feature, built in 2 weeks on your real data. If you continue, its fee is credited against the full build.
Yes. Full ownership of the source code and IP transfers to you on final payment.