Mobile sandboxes for your AI agents controlled over REST API and MCP
Stage
Established
Not given
Founded
Not given
Not given
Based in
DE
US
Pricing model
Freemium
Paid
Pricing
Not given
Cloud Android 14: $0.01 per phone-minute; iPhone and iPad: $0.05 per phone-minute; Real Android devices: $0.03 per phone-minute; Dedicated devices: from $79 per month. Billed per second with one-minute minimum. Boot time and parked phones free. New accounts start with $2 credit.
Key features
Hierarchical traces capture every LLM call, tool invocation, and retrieval step
LLM-as-a-judge, heuristic functions, or human review evaluations
Prompt management with one-click deployments and rollbacks
Playground to test prompts on real production inputs and compare models
Experiments with test cases and side-by-side comparison
Human annotation and collaborative human-in-the-loop workflows
Cost and latency monitoring with dashboards and alerts
REST APIs and Query SDK for data access
Langfuse Assistant to automate the AI engineering loop
Cloud Android 14 phones (arm64)
iPhone and iPad sandboxes
Real Android devices
REST API and MCP server
Screen as numbered text elements
Batch actions (tap, type, swipe up to 20 per call)
Park and resume phones with state preserved
Live view with step-by-step recording
App installation and management
Screenshot and text observation modes
What makes it different
MIT licensed open source platform with no data lock-in
Enterprise scale architecture handling billions of monthly events
Works with any language and framework with no framework lock-in
Async by default so tracing never blocks your application
Same API and MCP for Android, iPhone, iPad and real devices
Agents interact with real apps like people do
Boot time and parked phones are free
Works with Claude Code, Codex, Cursor and any HTTP MCP client