Context Engine vs Permaura

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

Context Engine compared with Permaura
Detail	Context Engine	Permaura
What it does	One memory for your AI agents and your team	Give AI agents permission, not keys
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: $0 forever with 1 agent per engine (up to 3 when friends refer), 1 GB memory. Pro: $12/month or $99/year per engine with 10 agents and 25 GB memory. Unlimited: $39/month or $299/year per engine with unlimited agents and 100 GB memory. Enterprise: from $6,000/year per install on your own server	Free: local gateway forever. Pro: $19/month (regular $29) or $190/year (regular $290), includes 3 workspaces, unlimited hosted secrets, 1 hosted gateway, managed tunnel, remote access. Team: $19/seat/month (regular $29, 2-seat minimum) or $190/year per seat (regular $290), includes 10 workspaces, un
Key features	Connect ChatGPT, Claude, Claude Code and Cursor with a few clicks AI tools save decisions, notes, people, customers and files Search with semantic understanding, not just exact words Automatic summaries by day, week and month Link related memories automatically Prevent duplicate memories with deduplication Export all data as Markdown and JSON Separate engines for clients with no data crossing Fine-grained access control (read or read-and-save) Full history tracking for every change	Permission-based access control for AI agents Device-signed approvals on phone, desktop or watch Audit log with signed, linked records Support for multiple AI assistants Open-source gateway under Apache-2.0 Local gateway runs free on your computer Hosted gateway option with managed tunnel Credentials stay with the gateway, not exposed to agent Team policies and shared governance
What makes it different	Keeps AI tools from forgetting context between sessions Data isolated per engine with no sharing between customers Fully portable—export anytime or delete permanently Pay per engine, never per person added to team	Credentials never exposed to AI agents or in logs Add new assistants in minutes without reconfiguring apps Device-signed approvals provide verifiable proof of authorization Open source for inspection and transparency Completely free local gateway alternative to paid hosting
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)	17 +2 (up) since last check	18 −3 (down) since last check
Trust Flow (Majestic)	13	20
Citation Flow (Majestic)	28	20
Referring domains (Majestic)	32	3

5 details filled in for both companies.

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