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ActSeal vs OnlyMCP

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 OnlyMCP
Detail ActSealOnlyMCP logo OnlyMCP
What it doesEd25519-signed receipts for agent actions A hosted MCP server that syncs your skills, agents, memory and connections across every AI client
StageNot given Not given
FoundedNot given Not given
Based inNot given CH
Pricing modelNot given Freemium
PricingFree: 100 receipts per UTC day. Starter: $19/month via USDC, USDT, or ETH for 500 receipts per UTC day. Free: CHF 0/month (3 MCP connections, 3 devices, 20 skills, 10 agents, 200 memory files). Pro: CHF 9/month plus VAT (25 MCP connections, 10 devices, unlimited skills, unlimited agents, 5000 memory files). Team: CHF 19 per seat/month plus VAT (unlimited MCP connections, unlimited devices, unlimited s
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
  • Connect multiple MCP servers through one endpoint
  • Sync skills, agents and memory across devices
  • Encrypted credential storage on server
  • Memory with linked notes and graph visualization
  • Team sharing with role-based permissions
  • Single command setup with npx onlymcp install
  • 32 built-in tools for memory, skills, agents and connections
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
  • One connection syncs across every MCP-compatible client automatically
  • No AI keys stored; you bring your own client
  • Memory notes with link graph for knowledge management
  • Runs from Switzerland with European hosting
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)20
Citation Flow (Majestic)1622
Referring domains (Majestic)311

4 details filled in for both companies.

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