Cloud agent sandbox with persistent filesystem and on-demand compute
One memory. Every AI. Owned by you.
Stage
MVP
Not given
Founded
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Based in
US
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Pricing model
Paid
Free
Pricing
Compute: $0.015 per GiB-hour (approximately $0.000004167 per GiB-second, billed by the second). Storage: $0.02 per GiB-month for retained incremental RootFS data and memory checkpoints. Network ingress and egress currently free. Object-store GET and PUT requests free. New users receive $5 free credi
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Key features
Automatic filesystem growth as storage fills
Pause compute without losing work or paying compute charges
Resume to same environment on demand
Access files while paused without waking compute
Public HTTP services with auto-resume capability
Command-line interface (s0 CLI) for agent-native workflows
Incremental checkpoints to avoid full filesystem copies
Scoped API keys and team-based access controls
On-demand file reads without downloading entire filesystem
Connect once through MCP endpoint across Claude, ChatGPT, Cursor and Claude Code
Shared memory automatically synced across all connected AI tools
Plain markdown storage with YAML frontmatter
EU-hosted data with no vendor lock-in
Lexical search across memory
No API keys or complex configuration needed
Account created automatically on first connection
What makes it different
Persistent filesystem across pause/resume without duplicating data
Pay only for compute time used; paused sandboxes have zero compute charges
Automatic filesystem growth so agents can install and persist unlimited tools
Same API for both human users and AI agents
Cross-vendor memory through MCP instead of locked to one assistant
Plain readable markdown you own forever, not black-box vectors or rented format
EU-hosted by architecture so data stays in your region
Survives AI tool changes and deprecations unlike built-in assistant memory
No maintenance needed unlike DIY scripts and cron jobs