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Phone Harness is the most popular open-source harness for phone automation with 3,800+ GitHub stars. We enable agents to tap, type, and scroll on your personal phone or cloud-hosted phones. Supports iPhone and Android. No jailbreak, API, or app installation needed.
Founder/CEO at Phone Harness (YC F26). Previously Head of Growth at Browser Use, leading product launches and developer partnerships. Studied Mathematics and Computer Science at UC San Diego.
Founded 2026 · Source
Source-based assessment · automated evidence rules
The retained text does not establish product availability or customer use.
Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.