Fractional AI is an applied AI engineering services firm headquartered in San Francisco, California, founded in 2024. The company helps enterprises design, build, and deploy generative AI solutions, bridging the gap from concept to production. Its work includes building custom AI agents, API integration tools, voice agents, and content moderation systems, as well as automating internal workflows. Fractional AI works with enterprises and private equity firms on applied AI projects, and its clients have included companies such as Zapier and Airbyte.