The studio / 01
A small team making
useful AI.
Fibonexa is a remote-first applied AI startup based in Philadelphia, Pennsylvania. We build focused products for the rules, knowledge, and decisions that shape everyday life.
We bring together engineering, product, design, and domain research to turn complex information into tools people can actually use. Our approach is practical: start with a real problem, make the evidence visible, and keep the experience clear enough to trust.
From building-code compliance to fact verification and social media marketing, we are interested in AI that earns its place in a workflow. We work across disciplines, stay close to the people using what we make, and favor steady usefulness over spectacle.
- The studio / 01
- engineeringresearchdesign
- Our products / 02
- compliancetrustmarketing
Our products / 02
Built around problems worth solving.
PlanVerifyAI that reviews building plans against municipal codes and regulations, cutting permit approval times for governments and firms.Now in pre-registration
KnowNexaAn AI fact checker with browser extensions that verifies claims, headlines, and articles in real time, with cited sources on every check.In development
SocialNexaAn AI social media marketing agent that plans, writes, and schedules posts across your channels, then learns from every like, comment, and share.In development
Contact Us / 03
Questions? We're here to help.
For questions about our products, partnership opportunities, or general inquiries, please reach out. We look forward to hearing from you.