Agentseal runs on your own machine — the client starts it, so there is no endpoint to ping. 37 installs a week from npm. Last commit 21 Apr 2026.
Verifiable action logs for AI agents. Every action is recorded in a SHA-256 hash chain.
We read the source, 4 d ago · rules 995398eba69f
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
ENV AGENTSEAL_API_KEY=inspect
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add agentseal -e 'AGENTSEAL_API_KEY=<AGENTSEAL_API_KEY>' -- npx -y agentseal-mcp
{
"mcpServers": {
"agentseal": {
"command": "npx",
"args": [
"-y",
"agentseal-mcp"
],
"env": {
"AGENTSEAL_API_KEY": "<AGENTSEAL_API_KEY>"
}
}
}
}
[mcp_servers.agentseal]
command = "npx"
args = ["-y", "agentseal-mcp"]
env = { AGENTSEAL_API_KEY = "<AGENTSEAL_API_KEY>" }
{
"mcpServers": {
"agentseal": {
"command": "npx",
"args": [
"-y",
"agentseal-mcp"
],
"env": {
"AGENTSEAL_API_KEY": "<AGENTSEAL_API_KEY>"
}
}
}
}
{
"servers": {
"agentseal": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"agentseal-mcp"
],
"env": {
"AGENTSEAL_API_KEY": "<AGENTSEAL_API_KEY>"
}
}
}
}
Put your own value in place of
<AGENTSEAL_API_KEY> (Your AgentSeal API key from agentseal.io).
The author’s registry entry marks it as required.
Append-only, signed, on-chain-verifiable agent action log — record and audit what agents did.
Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.
Send PDFs for e-signature from AI agents, with a public hash-chained evidence log anyone can verify
Verifiable crypto signals, recorded history and always-on monitoring for AI agents via x402 on Base.
Interaction profile registry for AI agents. Log interactions, query behavioral lenses.
Interaction profile registry for AI agents. Log interactions, query behavioral lenses.
Verifiable cognition: prove a session ledger is tamper-evident; audit & import any agent's logs.
Watchdog for unattended AI agents: alerts, evidence checks and a verifiable proof per run.
Answers built from our own checks of this server.