Prepaid compute at $0.02 per compute-unit hour. Minimum $5 top-up with no monthly subscription. Machine rates: Lite $0.02/hour, Small $0.12/hour, Medium $0.20/hour, Large $0.32/hour, XL $0.56/hour. Open source platform available via GPLv3 license for self-hosting on Cloudflare (Workers Paid plan sta
Per-execution pricing: one fee per execution that returns proof, charged only when proof comes back. Failed or cancelled runs cost nothing. Planning and approvals are free.
Key features
Linux workspace with command execution, file operations, and tool installation
HTTP API, SSH, and browser terminal access
Account-owned lifecycle controls and explicit ownership
Five machine sizes from Lite to XL
Saved workspaces with snapshot stop and resume
Prepaid balance with no monthly subscription
Shared accounts and billing infrastructure
Hosted apps including Linux computers, Vibe coding, and Voice agents
Custom runtime images and language support
Outbound internet and ephemeral storage
Boundary approval system for controlled execution
Checkpoint-based resumable execution
Verifiable proof of completion
Composable proof for multi-agent workflows
Per-execution pricing model
Integration with multiple agent frameworks
What makes it different
Open-source platform that can be self-hosted on own Cloudflare account
Built-in accounts, billing, and metering so developers don't start from scratch
Simple prepaid model with no monthly commitment
Direct founder contact for product feedback and integration questions
Account-owned HTTP workflow with automatic cleanup
Pay only for verified results, not for attempts or planning
Human-approved boundaries ensure agent actions stay within limits
Interruptible checkpoints allow pausing and resuming executions
Proof is built into results for auditability and composability
Kairos