fastx402
io.github.tusk80/fastx402
About fastx402
fastx402 is an MCP server published by the GitHub account tusk80. 60+ pay-per-call tools for agents (data, dates, QR, crypto, web), paid in USDC via x402.
It runs on your own machine: your AI client starts it from the npm package fastx402-mcp at version 0.1.1.
It asks for 2 secrets: FASTX402_EVM_PRIVATE_KEY and FASTX402_SOLANA_PRIVATE_KEY. Give it a key with the least access that still works.
Version 0.1.1 was published on 17 October 2026, and the source code is public, so you can read it before installing.
Written from the registry entry. 9 automated checks on the registry entry and the package code: 7 pass, 0 warn, 0 fail, 2 info. How we check.
What it asks for
| Variable | Required | Secret | Description |
|---|---|---|---|
FASTX402_EVM_PRIVATE_KEY | No | Yes | Dedicated wallet key that pays in USDC on Base (0x + 64 hex) |
FASTX402_SOLANA_PRIVATE_KEY | No | Yes | Dedicated wallet key that pays in USDC on Solana (base58) |
FASTX402_MAX_USD_PER_CALL | No | No | Maximum USD per single payment (default 0.05) |
FASTX402_MAX_USD_PER_DAY | No | No | Maximum USD spent per day (default 1) |
Checks
| Check | Result | Detail |
|---|---|---|
| Source repository linked | Pass | https://github.com/tusk80/fastx402-mcp |
| Version pinned | Pass | Every package has an explicit version |
| Secrets requested | Info | Asks for 2 secrets: FASTX402_EVM_PRIVATE_KEY, FASTX402_SOLANA_PRIVATE_KEY |
| Known package registry | Pass | All packages come from npm, PyPI, OCI, NuGet or MCPB |
| Namespace ownership | Info | Name verified via GitHub account tusk80 |
| Registry text aimed at the AI | Pass | Description and settings contain no hidden characters or instructions to the AI |
| Install scripts | Pass | fastx402-mcp@0.1.1 runs nothing at install |
| Code red flags | Pass | Read 4 files in fastx402-mcp@0.1.1: no obfuscation, encoded execution, credential reads or data-collection endpoints found |
| Text aimed at the AI | Pass | No hidden characters or instructions to the AI in 4 files, including comments and the README |
Popularity & health: 54 / 100
Worked out from public numbers and our own checks, not from user reviews or ratings. It says how used and how looked-after a server is, not whether it is safe.
0 forks, 0 merged pull requests. Sources: GitHub, npm, PyPI (pypistats.org) and Hacker News (Algolia), fetched 2026-10-31.
What people say
No Hacker News threads link to its source code.
Look further: search Reddit, search Hacker News, read its GitHub issues. These are not reviews we checked.
Facts
| Registry name | io.github.tusk80/fastx402 |
|---|---|
| Publisher | GitHub account tusk80 |
| How the name is verified | Name verified via GitHub account tusk80. The registry ties the name prefix to that account or domain; it does not check the code. |
| Type | Local: runs on your machine from a package |
| Packages | npm fastx402-mcp 0.1.1 (stdio) |
| Version | 0.1.1 |
| Published | |
| Last updated | |
| Source repository | https://github.com/tusk80/fastx402-mcp |
| Website | None linked |
| Category | Finance & payments (assigned by keyword rule, not by hand) |
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