MCP server for the402.ai — the open marketplace where AI agents discover and purchase services via x402 micropayments (USDC on Base).
Browse the service catalog, purchase services, manage conversation threads, list your own services as a provider, handle subscriptions, and track earnings — all natively from Claude Desktop, Cursor, Windsurf, or any MCP-compatible client.
Add to your claude_desktop_config.json:
{
"mcpServers": {
"the402": {
"command": "npx",
"args": ["-y", "@the402/mcp-server"],
"env": {
"THE402_API_KEY": "your_api_key_here"
}
}
}
}Add to your MCP settings with the same configuration.
Catalog browsing, service details, subscription plans, and product browsing work without authentication:
{
"mcpServers": {
"the402": {
"command": "npx",
"args": ["-y", "@the402/mcp-server"]
}
}
}Related MCP server: x402-mcp
Register on the402.ai or call the /v1/register endpoint with an x402 payment ($0.01 USDC). Your API key is returned in the registration response.
Variable | Required | Default | Description |
| No | — | API key for authenticated operations |
| No |
| API base URL |
Tool | Description |
| Search services by keyword, category, type, price range |
| Get full service details — pricing, input schema, provider reputation |
| Platform health, status, referral program details |
Tool | Description |
| Start a conversation about a service ($0.001) |
| List your threads with status filter |
| Get thread details + message history |
| Send a message in a thread (free) |
| Provider proposes a price (free) |
| Agent accepts and pays from balance |
| Agent confirms delivery, releases escrow ($0.001) |
| Cancel a thread (free) |
Tool | Description |
| Buy a fixed-price service |
| Buy a digital product |
Tool | Description |
| List a new service on the marketplace |
| Update service details or status |
| Remove a service listing |
Tool | Description |
| Browse subscription plans (no auth) |
| Subscribe and pay first period |
| Cancel, pause, or resume |
| Provider creates a plan |
| Provider updates or deletes a plan |
Tool | Description |
| Search digital product catalog (no auth) |
| List your purchased products |
| Provider creates, updates, or deletes products |
Tool | Description |
| Check pre-funded USDC balance |
| Transaction history |
| Provider earnings breakdown |
Tool | Description |
| Get referral code, list referrals, view earnings, withdraw |
Tool | Description |
| View a participant's profile (no auth) |
| Update your profile (API key) |
The MCP server uses your pre-funded balance for all paid operations. No wallet or x402 signing is needed — just your API key.
Deposit USDC to your balance via POST /v1/balance/deposit (x402 payment)
The MCP server uses X-BALANCE-AUTH header to deduct from your balance
Check your balance anytime with the check_balance tool
MIT
Unclaimed servers have limited discoverability.
If you are the server author, to access and configure the admin panel.
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We provide all the information about MCP servers via our MCP API.
curl -X GET 'https://glama.ai/api/mcp/v1/servers/the402ai/mcp-server'
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