Attest MCP Server
by attestagentsio.github.attestagents/attest-mcpv1.0.0
MCP server for Attest — scan agent payment endpoints (x402, MPP, AP2, L402, HTTP 402) and get a trust grade A–F with a safety verdict before your AI agent authorizes a payment.
context tax
queued
security
queued
cold start
queued
freshness
Slowing4mo ago
Install Attest MCP server
Install in Claude Code
claude mcp add attest -- npx -y attest-mcpInstall in Cursor
{
"mcpServers": {
"attest": {
"command": "npx",
"args": [
"-y",
"attest-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"attest": {
"command": "npx",
"args": [
"-y",
"attest-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"attest": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"attest-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"attest": {
"command": "npx",
"args": [
"-y",
"attest-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| ATTEST_BASE_URL | — | — | Override the Attest API base URL. Defaults to https://attestagent.org. Only needed for self-hosting or testing. |
Remote endpoints
- streamable-http
https://attestagent.org/api/mcp
Freshness
Slowing — last maintenance signal 4mo ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-06-07 · 4mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-06-07 · 4mo ago · official registry · v1.0.0
FAQ
›How do I install the Attest MCP server in Claude Code?
Run: claude mcp add attest -- npx -y attest-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Attest require an API key?
No required environment variables are declared in its published metadata.
›Can I use Attest as a remote (hosted) MCP server?
Yes — it offers both a hosted endpoint and a local stdio package.
›Is Attest in the official MCP registry?
Yes, as io.github.attestagents/attest-mcp.