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Agt MCP Server

Developer ToolsLow Risk10.0MCP RegistryLocalRemote
Free

Server data from the Official MCP Registry

Resolve, verify and discover .agt agent names: owner, records, signed manifest, endpoints.

About

Resolve, verify and discover .agt agent names: owner, records, signed manifest, endpoints.

Remote endpoints: streamable-http: https://agtnames.com/api/mcp

Security Report

10.0
Low Risk10.0Low Risk

Valid MCP server (3 strong, 2 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.

5 tools verified · Open access · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

file_system

Check that this permission is expected for this type of plugin.

env_vars

Check that this permission is expected for this type of plugin.

Shell Command Execution

Runs commands on your machine. Be cautious — only use if you trust this plugin.

HTTP Network Access

Connects to external APIs or services over the internet.

What You'll Need

Set these up before or after installing:

Chain to read: polygon (mainnet, needs nothing else), amoy or localhost.Optional

Environment variable: AGT_CHAIN

Override the JSON-RPC endpoint for the selected chain.Optional

Environment variable: AGT_RPC_URL

Override the registry contract address (required only for localhost or a custom deployment).Optional

Environment variable: AGT_REGISTRY

Pin ipfs:// manifest reads to one allow-listed gateway; unset walks pinata, dweb.link, ipfs.io, w3s.link, cloudflare-ipfs in order.Optional

Environment variable: AGT_IPFS_GATEWAY

Per-request timeout for RPC and IPFS calls, in milliseconds.Optional

Environment variable: AGT_TIMEOUT_MS

Tool calls per minute before the server answers rate_limited.Optional

Environment variable: AGT_RATE_PER_MIN

Optional, 12+ characters. Enables the countersign write tools (agt_session_*, agt_set_*); the local session key is stored encrypted under AGT_SESSION_DIR.Required

Environment variable: AGT_SESSION_PASSPHRASE

Directory for the encrypted session key and imported grant.Optional

Environment variable: AGT_SESSION_DIR

How to Install & Connect

Available as Local & Remote

This plugin can run on your machine or connect to a hosted endpoint. during install.

Documentation

View on GitHub

From the project's GitHub README.

agt — open-source packages for .agt agent names

.agt names give AI agents a resolvable identity on Polygon: an owner, on-chain records, a signed manifest and endpoints (MCP, A2A, HTTP). This repository holds the public packages, the agent skill, the manifest specification and the registry manifests behind agtnames.com.

PathWhatInstall
packages/resolver@agtnames/resolver: resolve, verify and read manifests; A2A agent card and ERC-8004 export helpers; agt-resolve CLInpm i @agtnames/resolver
packages/mcp@agtnames/mcp: MCP server (stdio) with five read-only tools; the hosted Streamable-HTTP endpoint is https://agtnames.com/api/mcpnpx -y @agtnames/mcp · claude mcp add --transport http agt https://agtnames.com/api/mcp
packages/countersign@agtnames/countersign: scoped session grants for record writes (EIP-7702 + Delegation Framework caveats)npm i @agtnames/countersign
packages/snap@agtnames/snap: MetaMask Snap that resolves name.agt in the send field to the name's on-chain address (Polygon and the major EVM chains)MetaMask Flask until allowlisted: wallet_requestSnaps with npm:@agtnames/snap
skills/agt-namesAgent skill teaching when and how to use the tools and the public APInpx skills add agtnames/agt
spec/The .agt manifest specification (v3 draft, v1 frozen); rendered at agtnames.com/spec
gemini-extension.jsonGemini CLI extension bundling the MCP servergemini extensions install https://github.com/agtnames/agt

Docs: agtnames.com/docs · Claude Code and other clients: /docs/claude-code · framework snippets: /docs/integrations.

Registry listings

The MCP server is listed in the official MCP registry as com.agtnames/agt (packages/mcp/server.json), on Smithery (packages/mcp/smithery.yaml) and wherever else packages/mcp/README.md "Listed in" records.

Development

Each package is its own npm project: cd packages/<name> && npm ci && npm run build && npm test. packages/mcp links its siblings with file: dependencies, so build resolver and countersign first. packages/snap is bundled by mm-snap (its snap.manifest.json carries the bundle shasum; npm run manifest:check must pass before a commit) and tested with @metamask/snaps-jest. .github/workflows/ci.yml runs the same steps plus node scripts/check-skills.mjs.

Releases: tag resolver-v*, countersign-v*, mcp-v* or snap-v* (or run the release workflow by hand with dry_run). The workflow publishes every package whose version is not on npm yet through npm trusted publishing with provenance, then re-lists the MCP server with mcp-publisher (DNS-verified namespace). A new Snap version must also be re-submitted to the MetaMask Snaps Directory by hand. See the header of .github/workflows/release.yml.

Security and contributing

Vulnerabilities: see SECURITY.md. Issues and pull requests for anything in this repository are welcome here; see CONTRIBUTING.md. Questions about the agtnames.com service itself go to the contact addresses on the site.

MIT, © 2026 AGT Domains LLC.

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