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L402 Kit MCP server

by ThiagoDataEngineer·io.github.ThiagoDataEngineer/l402-kit·v1.8.7·3 stars
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MCP server for L402-protected APIs via Bitcoin Lightning. Pay-per-call AI tools in sats.

B75/100grade B
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Safety scan
B75/100

full report

Adoption
New

3 stars65 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

L402 Kit tools (12, 1 write)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • l402_balance

    Returns the remaining Bitcoin Lightning budget for this MCP session.

  • l402_fetch

    Fetch a URL that may require a Bitcoin Lightning payment (L402 protocol).

  • l402_set_budget

    Returns the session budget cap configured at startup (via BUDGET_SATS env var).

  • l402_spending_report

    Returns a full audit of all Bitcoin Lightning payments made in this MCP session.

  • verity_btc_price

    Get real-time Bitcoin price in USD, EUR, and BRL via VERITY. Costs 10 sats per call.

  • verity_domain_intel

    Get WHOIS, DNS records, and SSL certificates for any domain via VERITY. Costs 500 sats.

  • verity_integrationwrite action

    Send VERITY a public GitHub repo URL and receive complete l402-kit integration code. Costs 10,000 sats (~$6).

  • verity_scrape

    Scrape a public URL and return its content as clean markdown via VERITY. Costs 200 sats.

  • verity_search

    Search the web and return top 10 organic results via VERITY. Costs 100 sats.

  • verity_sentiment

    Analyze text sentiment with score, confidence, and keywords via VERITY. Costs 30 sats.

  • verity_summarize

    AI summarization of text up to 50,000 characters via VERITY. Costs 50 sats.

  • verity_worldstate

    Get UTC time, caller geolocation, and local weather in a single call via VERITY. Costs 80 sats.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings
  • Code scan68 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancelast push 123 days ago8/15
  • Maintainer identitynamespace and repository owner differ4/10
Overall 75/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How L402 Kit compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
75/100
higher than 45% of 48,255 servers
Tools
12
the typical server has 7
Tools that change things
8%
typical: 0%. Fewer write tools means less an agent can break
GitHub stars
3
more than 80% of 28,688 servers
Downloads a week
65
more than 51% of 12,191 servers with a package

What its tools let an agent do: 11 read · 1 change

Install L402 Kit in Claude Code, Cursor or VS Code

Runs npx -y l402-kit on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add l402-kit -- npx -y l402-kit
Add to Cursor

What the publisher says

From the L402 Kit repository's README, as published. We do not edit it. Read it on GitHub

l402-kit

Add Bitcoin Lightning pay-per-call to any API. 3 lines of code.

▶ Watch end-to-end demo — install → 402 → pay → 200 OK

Live traction

🌍 Available in 11 languages — click to expand

🇺🇸 Charge for your API in Bitcoin Lightning. 3 lines of code. 🇧🇷 Monetize sua API com Bitcoin Lightning. 3 linhas de código. 🇪🇸 Monetiza tu API con Bitcoin Lightning. 3 líneas de código. 🇨🇳 用 3 行代码，通过比特币闪电网络收费。 🇮🇳 अपने API को Bitcoin Lightning से 3 लाइनों में मोनेटाइज़ करें। 🇸🇦 اكسب من API الخاص بك عبر Bitcoin Lightning. 3 أسطر فقط. 🇫🇷 Monétisez votre API en Bitcoin Lightning. 3 lignes de code. 🇩🇪 Monetarisiere deine API mit Bitcoin Lightning. 3 Zeilen Code. 🇷🇺 Монетизируй свой API через Bitcoin Lightning. 3 строки кода. 🇯🇵 Bitcoin LightningでAPIを3行で収益化。 🇮🇹 Monetizza la tua API con Bitcoin Lightning. 3 righe di codice.

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

L402 Kit: common questions

Is L402 Kit MCP server safe?
Mostly: it is graded B (75/100). Read the L402 Kit safety report
How do I install L402 Kit?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does L402 Kit need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is L402 Kit maintained?
The last commit was 160 days ago (2026-05-28). The latest release is v1.8.7.
How does L402 Kit compare with other MCP servers?
safety score 75/100 (higher than 45% of 48,255 servers); tools 12 (the typical server has 7); tools that change things 8% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.