7.6/10
deepsense.ai
Applied AI firm working since 2014 that builds LLM, agent, computer vision and predictive systems for clients and publishes research and open-source tools.
Best AI application development firms
Firms that design and build custom AI products, assistants and features, often for companies without an in-house AI team.
Updated October 2026
| # | Firm | Headquarters | Best for | Score |
|---|---|---|---|---|
| 1 | deepsense.ai | Warsaw, Poland | Companies that want an experienced applied AI team for LLM, agent or predictive work, often over several years. | 7.6 |
| 2 | AE Studio | Not published by the firm | Companies that want a senior product team to build an AI product or agent and care about safety and model behavior. | 7.2 |
| 3 | Tribe AI | New York, New York | Companies that want a scoped AI build from experienced engineers without first hiring a full-time AI team. | 7.1 |
| 4 | Netguru | Poznań, Poland | Companies that want one partner for product design, engineering and AI features, especially in commerce. | 7.1 |
7.2/10
AE Studio
Product studio founded in 2016 that builds production AI for companies and runs an AI alignment research arm that works with DARPA and Anthropic.
7.1/10
Tribe AI
AI services firm, founded in 2019, that builds AI products and systems for companies using forward-deployed engineers drawn from a vetted network of AI specialists.
7.1/10
Netguru
Poznań software house, founded in 2008, that has added AI development, AI agents and forward-deployed engineers to its product design and engineering services.