Payagent MCP Server
Rank #62,330io.github.stevemilton/x402-payagent-mcp
Pay x402 APIs in USDC on Base, Solana, and BNB Chain with spend mandates, receipts, idempotency.
What you can do with Payagent MCP Server
Payagent MCP Server is a Model Context Protocol (MCP) server published by arispay-inc. It ranks #62,330 of 145,290 active servers on MCP Toplist. Payagent MCP Server is listed on Official MCP, with 2 tracked versions. It was first listed on Aug 25, 2026 and most recently updated on Aug 27, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What Payagent MCP Server can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using Payagent MCP Server
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
- ARISPAY_API_KEY · optional
- PAYAGENT_PRIVATE_KEY · optional
Connect Payagent MCP Server and confirm it works
claude mcp add x402-payagent-mcp -e "ARISPAY_API_KEY=<your ARISPAY_API_KEY>" -e "PAYAGENT_PRIVATE_KEY=<your PAYAGENT_PRIVATE_KEY>" -- npx -y @arispay/payagent-mcpReplace each placeholder with your own value before saving.
[mcp_servers.x402-payagent-mcp]
command = "npx"
args = ["-y", "@arispay/payagent-mcp"]
[mcp_servers.x402-payagent-mcp.env]
ARISPAY_API_KEY = "<your ARISPAY_API_KEY>"
PAYAGENT_PRIVATE_KEY = "<your PAYAGENT_PRIVATE_KEY>"Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"x402-payagent-mcp": {
"command": "npx",
"args": [
"-y",
"@arispay/payagent-mcp"
],
"env": {
"ARISPAY_API_KEY": "<your ARISPAY_API_KEY>",
"PAYAGENT_PRIVATE_KEY": "<your PAYAGENT_PRIVATE_KEY>"
}
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.
{
"mcpServers": {
"x402-payagent-mcp": {
"command": "npx",
"args": [
"-y",
"@arispay/payagent-mcp"
],
"env": {
"ARISPAY_API_KEY": "<your ARISPAY_API_KEY>",
"PAYAGENT_PRIVATE_KEY": "<your PAYAGENT_PRIVATE_KEY>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.
{
"servers": {
"x402-payagent-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@arispay/payagent-mcp"
],
"env": {
"ARISPAY_API_KEY": "<your ARISPAY_API_KEY>",
"PAYAGENT_PRIVATE_KEY": "<your PAYAGENT_PRIVATE_KEY>"
}
}
}
}Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"x402-payagent-mcp": {
"command": "npx",
"args": [
"-y",
"@arispay/payagent-mcp"
],
"env": {
"ARISPAY_API_KEY": "<your ARISPAY_API_KEY>",
"PAYAGENT_PRIVATE_KEY": "<your PAYAGENT_PRIVATE_KEY>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"x402-payagent-mcp": {
"command": "npx",
"args": [
"-y",
"@arispay/payagent-mcp"
],
"env": {
"ARISPAY_API_KEY": "<your ARISPAY_API_KEY>",
"PAYAGENT_PRIVATE_KEY": "<your PAYAGENT_PRIVATE_KEY>"
}
}
}
}Replace each placeholder with your own value before saving.
After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
When to choose another server
No task-specific alternatives are catalogued for Payagent MCP Serveryet; the list above is its publisher's other servers.
What changed, and when this was checked
- First listed
- Aug 25, 2026
- Latest version published
- Aug 27, 2026
- Version history
- 2 versions tracked (below)
- Requirements evidence
- Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Aug 27, 2026
- Official MCP ↗listed since Aug 26, 2026 · still listed
Do you maintain Payagent MCP Server? to correct or enrich this profile.
Available versions (2)
| Version | Published |
|---|---|
| 4.1.0 | Aug 27, 2026 |
| 4.0.1 | Aug 25, 2026 |
Ranks ahead of 82,960 of 145,290 servers on MCP Toplist.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.stevemilton%2Fx402-payagent-mcp)<a href="https://mcptoplist.com/server/io.github.stevemilton%2Fx402-payagent-mcp"><img src="https://mcptoplist.com/badge/io.github.stevemilton%2Fx402-payagent-mcp.svg" alt="MCP Toplist: Top 50% of 145,290" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains Payagent MCP Server?
- Payagent MCP Server is maintained by arispay-inc, which publishes 5 MCP servers (9 total versions) tracked on MCP Toplist.
- Is Payagent MCP Server listed on the Official MCP Registry?
- Yes — Payagent MCP Server is listed on the Official MCP Registry.
- How many versions does Payagent MCP Server have?
- MCP Toplist tracks 2 versions of Payagent MCP Server, most recently published on Aug 27, 2026.
- Where can I find the source code for Payagent MCP Server?
- The source code for Payagent MCP Server is hosted at github.com/arispay-inc/payagent-mcp.
Do you run this server?
Community projects list the MCP servers behind real agents and apps. Publish yours and this page will link to it.