Zanii vs ActSeal

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

Zanii compared with ActSeal
Detail	Zanii	ActSeal
What it does	Verifiable identity and proof-of-action for AI agents	Ed25519-signed receipts for agent actions
Stage	Not given	Not given
Founded	Not given	Not given
Based in	AE	Not given
Pricing model	Not given	Not given
Pricing	Not given	Free: 100 receipts per UTC day. Starter: $19/month via USDC, USDT, or ETH for 500 receipts per UTC day.
Key features	Ed25519 signed receipts with hash-chaining TypeScript and Python SDKs Agent discovery and trust lookup One-call integration with OpenAI and Anthropic	Issue signed receipts over action hashes Public verification without authentication Payment via USDC, USDT, or ETH Idempotency-Key support for 24 hours stdio MCP integration Issue and consume one-shot receipts
What makes it different	Open protocol verifiable offline without trusting Zanii Cryptographic proof of delegated authority and action Immutable append-only log anchored to public blockchain Verifiable agent identity with delegation and scoped permissions	Portable cryptographic signatures verifiable by anyone without trusting the agent or service Built specifically for agent stacks and MCP/OpenAPI agents Cross-agent trust without sharing private keys
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)	25 no change since last check	1 no change since last check
Trust Flow (Majestic)	0	2
Citation Flow (Majestic)	22	16
Referring domains (Majestic)	6	3

3 details filled in for both companies.