ActSeal vs Levain Labs

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

ActSeal compared with Levain Labs
Detail	ActSeal	Levain Labs
What it does	Ed25519-signed receipts for agent actions	The AI backend that gets better with every run
Stage	Not given	Startup
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Not given
Pricing	Free: 100 receipts per UTC day. Starter: $19/month via USDC, USDT, or ETH for 500 receipts per UTC day.	Free: 500 credits/month, one workspace. Team: $49/month, 3,000 to 80,000 credits/month (fee scales with credits chosen). Enterprise: Custom pricing with volume-discounted usage, customer workspaces via API, pooled credits with spend limits per customer.
Key features	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	Agent delivery via app, Slack, Claude, ChatGPT or events Automatic agent versioning from underperforming runs Stack review and consulting services Organization API with webhooks and delivery history SSO and SAML on Enterprise plan
What makes it different	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	Outcome-driven improvement: runs are scored against your goals and underperforming versions automatically improve Hands-on engineering: optional stack reviews and agent builds for customers who want expert implementation
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)	1 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	2	0
Citation Flow (Majestic)	16	0
Referring domains (Majestic)	3	0

4 details filled in for both companies.

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