Free, no subscription or in-app purchases. Each key can send up to 300 messages per hour.
Free with no card or account required. Paid plans: Standard $20/month, Pro $100/month, Plus Ultra $999/month. All paid plans cover up to 8 members. Pay-as-you-go top-ups also available.
Key features
Live progress cards on lock screen and Dynamic Island
Completion and failure notifications
Approval and denial prompts
Metrics display on lock screen
Stop button for running tasks
Native formatting on lock screen
No account or login required
One-line setup integration
Free to use with no card and no account
Pays users for contributing computation from their devices
Runs on iPhone, iPad, Mac, Android, and Windows
Water savings estimate included with each answer
Progressive chip system upgrades unlock higher intelligence levels
Research and Private conversation modes
Hands-free conversation on iPhone
Multiple thinking levels: Fast, Plus, Ultra, and Plus Ultra
What makes it different
No computer installation, SDK or MCP server needed—agents use curl over HTTPS
Completely free with no subscription, ads or in-app purchases
Works with multiple AI platforms including Claude Code, Codex and Cursor
High-rate message delivery with 300 messages per hour per key
Frontier AI powered by consumer hardware instead of data centers
Users earn rewards for contributing their device's computation
Environmental impact tracking with water savings estimates
Transparent chip system progression as users save water