Sandbox0 vs Nysa

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Sandbox0 compared with Nysa
Detail	Sandbox0	Nysa
What it does	Cloud agent sandbox with persistent filesystem and on-demand compute	Shared memory for regulated companies and their AI agents
Stage	MVP	Not given
Founded	Not given	Not given
Based in	US	US
Pricing model	Paid	Freemium
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	Team plan: $10/person/month with 14-day free trial, includes meeting recording, email and calendar enrichment, knowledge organized by topic, private scopes and projects, agent keys with custom permissions, import existing brain, and MCP for all agents. Enterprise plan: custom pricing for regulated a
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	Records and transcribes meetings with visible participant Automatically extracts facts from email and calendar Scoped access control with automatic sorting Private projects limited to members Agent API keys with read-only or read-write permissions Works with Claude, ChatGPT, Cursor, Codex over MCP Import existing brain from markdown, Obsidian, or GBrain Facts organized by topic with full history Raw email stays private to owner, team sees extracted facts only 180 days of email history imported on day one
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	Every fact is scoped automatically by sensitivity level and agents see only what their teammate can access Agents can write back to the same brain over MCP, updating shared knowledge in real time CASA Tier 2 security assessed and verified by Google for Gmail and Calendar access Onboard entire team in under 5 minutes with one-click Google sign-in Data never used to train AI models, privacy verified in policy
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	16 +1 (up) since last check	2 −1 (down) since last check
Trust Flow (Majestic)	5	9
Citation Flow (Majestic)	21	26
Referring domains (Majestic)	17	32

6 details filled in for both companies.

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