Phone Harness: let your agent use your phone

Let your AI agent tap, type, and scroll through the apps on your iPhone or Android.

Prompt for LLMs

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Backed by Y Combinator

Build your phone farmUse a cloud phoneConnect your own phone

01 / INTERACTTap. Type. Scroll.

Your agent uses the phone interface, just like you do. No jailbreak, no API, no app to install.

Vision OCR or the phone’s accessibility tree for eyes. Real input for hands.

iPhone through iPhone Mirroring, even in the background. Android over adb.

phone-harness/ cloud

phone-harness/ cloud

phone-harness/ cloud

Phone Harness Cloud · Open beta

Hosted iPhones and Androids, or your own. Same harness, same skill, from anywhere.

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New accounts start with $5 of credit for Android emulators, 5¢ a minute. Real iPhones are a flat subscription. See pricing.

StealthReal hardware. Apps see a person.

Real phone numbersSMS and 2FA handled.

Persistent stateLogins survive between runs.

Unlimited devicesOne phone or a hundred, at once.

Bring your own phoneHook up your phone and drive it from anywhere.

Pricing

Basic

Cloud Android, pay as you go

Dedicated real phones, iPhone or Android, kept on and reserved for you around the clock.