SealKeeper vs ActSeal
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
SealKeeper compared with ActSeal
| Detail | 
SealKeeper | A
ActSeal |
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| What it does | Check an agent or service before you rely on it
| Ed25519-signed receipts for agent actions
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| Stage | MVP
| Not given
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| Founded | Not given
| Not given
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| Based in | ZA
| Not given
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| Pricing model | Free
| Not given
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| Pricing | Not given
| Free: 100 receipts per UTC day. Starter: $19/month via USDC, USDT, or ETH for 500 receipts per UTC day.
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| Key features | - Agent SEAL with bronze, silver and gold levels
- Service SEAL for tracking service behavior and terms
- Open-source CLI for agent integration
- Public ledger of checked agents and services
- Cryptographic signatures for offline verification
- Trust Score tracking from 0 to 200
- Domain verification by DNS for silver SEALs
- Verified task checking without calling tools or paying
| - 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
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| What makes it different | - Cryptographic identity and offline-verifiable SEALs for agents
- No fees or sign-up required to get listed and checked
- Checks services without paying or calling tools
- Public ledger and leaderboards for transparency
- Open source CLI for developer integration
| - 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
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 2 |
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| Citation Flow (Majestic) | 16 | 16 |
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| Referring domains (Majestic) | 20 | 3 |
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3 details filled in for both companies.
More alternatives to SealKeeper More alternatives to ActSeal