brethof-brain vs ARIA Protocol

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

brethof-brain compared with ARIA Protocol
Detail	brethof-brain	ARIA Protocol
What it does	Memory system for AI agents that processes but never stores your data	Open protocol for AI agent identity, DNS-anchored and post-quantum native, governed by a nonprofit
Stage	Not given	Startup
Founded	Not given	2026
Based in	PL	MX
Pricing model	Freemium	Open source
Pricing	Free: 500 messages/month, 20 MB hosted storage. Starter: $9.99/month (founder price, regular $14.99), 2,000 messages/month, 500 MB storage. Pro: $19.99/month (regular $29.99), 4,000 messages/month, 2 GB storage. Team: $49.99/month (regular $74.99), 10,000 messages/month, 5 GB storage. Business: $99.	Free to use. L0 credentials issued today. L1 enabled in agent.bar demonstration. L2 and L3 specified but not yet issued.
Key features	Curated records automatically maintained from conversations Standing rules loaded with most messages Full searchable chat history protected from deletion Decision graph showing reasoning and rejected options Session notes as agent handovers Reusable playbooks across agents and projects Ledger catching unstated intentions automatically Local or hosted storage with encryption Support for multiple AI agent platforms	W3C Verifiable Credentials (AID format) Four trust levels (L0-L3) with progressive verification DNS anchoring starting at L1 ML-DSA-65 + Ed25519 composite signatures ARIA AP for signed requests and receipts Append-only Trust Ledger with credential lifecycle events Revocation capability with signed status lists Public REST API verification endpoint TypeScript SDK for credential verification
What makes it different	Encrypted storage where passphrase holder is the only key: even we cannot access it Founder pricing locked in permanently for early subscribers	Post-quantum native from launch, not a migration plan Governed by nonprofit to prevent capture Complements existing protocols without replacing them L0 credentials issued and verifiable today
Community votes	0	0
DR (Domain Rating by Ahrefs)	25 +1 (up) since last check	27 +4 (up) since last check
Trust Flow (Majestic)	4	7
Citation Flow (Majestic)	27	20
Referring domains (Majestic)	23	10

6 details filled in for both companies.

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