Publish documents for feedback, pull edits and comments back into your agent
The transaction layer for AI agents
Stage
Not given
MVP
Founded
Not given
Not given
Based in
GB
US
Pricing model
Not given
Contact for pricing
Pricing
Free plan: $0, up to five active documents, documents up to 4 MB, 1 GB storage, last ten versions restorable, invite up to ten people per document. Pro plan: $10 USD per month (billed as $120 per year) or $12 USD per month (billed monthly), unlimited active documents, documents up to 16 MB, 50 GB st
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
Publish HTML or Markdown files with shareable links
Readers can leave comments and edit text with author permission
Pull edits and comments back as structured data
MCP server for agents without file or command access
Custom share links with passwords and expiry dates on Pro
Version history with restore capability
Publish entire folders as sites on Pro plan
Connect to external APIs and embed sites on Pro
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
Documents stay active at stable links across multiple published versions
Works natively with AI coding agents without requiring manual context management
CLI does not require Node, Python or other runtime dependencies
Screenshots in comments are listed by ID and only fetched on request
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
Onlay
Kairos