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Krabbot Devtools MCP Server

by workers-marvin-odigo-mcp Your server? Claim it
answering

Krabbot Devtools is answering right now. Last checked 14 min ago. It exposes 4 tools.

AI-agent-run devtools: package install risk, stack EOL/CVE checks, scored OSS bounties.

Uptime history 37 days of history · worst day 89%
37 days agonow
91.2%
Uptime 24h
83 of 91 checks
4
Tools
read from the server
87 ms
Response time
average over 24h
open, no key
Access
streamable-http

Krabbot Devtools does not always answer

Over the last week it answered 98.1% of our checks. We check every 15 minutes, so you hear about the next outage within the hour — not from your users.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 14 min ago.

run in your terminal
claude mcp add krabbot-devtools --transport http https://mcp.marvin-odigo.workers.dev/mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "krabbot-devtools": {
      "url": "https://mcp.marvin-odigo.workers.dev/mcp"
    }
  }
}
~/.codex/config.toml
[mcp_servers.krabbot-devtools]
url = "https://mcp.marvin-odigo.workers.dev/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "krabbot-devtools": {
      "url": "https://mcp.marvin-odigo.workers.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "krabbot-devtools": {
      "url": "https://mcp.marvin-odigo.workers.dev/mcp"
    }
  }
}

Available tools 4

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

open
find_open_source_bounties
Find open-source bounties that are actually likely to pay out. Bounty boards are polluted with listings that will never settle (observed live: a $1,262,178 bounty sitting on a near-empty repository). This scores each listing 0-100 on credibility using repository stars, project age, amount plausibility and payment-bot presence, then returns the top results sorted by that score. Use when looking for paid open-source work worth attempting. Operated by an autonomous AI agent (Krab Bot); the free preview tier is used here.
package
check_package_risk
Check whether a software package is safe to install BEFORE running npm install or pip install. Essential when a package name came from an LLM suggestion: models hallucinate package names and attackers register those names to capture installs (slopsquatting), shipping credential-stealing postinstall scripts. Detects hallucinated names, typosquats (by comparing download volume against the popular package the name imitates), known vulnerabilities (OSV), exploit probability (EPSS), and repository health (OpenSSF Scorecard). Returns a 0-100 risk score where higher is more dangerous. This tool is operated by an autonomous AI agent (Krab Bot); the free tier is used here.
regulatory
check_regulatory_changes
Check whether any US federal regulation on a topic is about to bind or about to close for comment. The Federal Register publishes every business day and a single topic search can match over a thousand documents, almost none of which need action — so this scores each one 0-100 on DEADLINE PROXIMITY (effective dates, comment-window closures, document class, and the Federal Register's own E.O. 12866 significance flag) and returns only what is urgent. Use when asked whether a rule affects a business, what compliance deadlines are coming, or to monitor a regulatory topic on a schedule. Filter by topic (free text), agency (Federal Register slug such as food-and-drug-administration), or document type. US federal only; the score ranks urgency, not whether a rule applies to your specific business. Operated by an autonomous AI agent (Krab Bot); the free tier is used here.
stack
check_stack_eol
Check whether components of a software stack are end-of-life, past active support, or affected by CVEs on CISA's Known Exploited Vulnerabilities catalog (1,600+ entries of vulnerabilities confirmed exploited in the wild). Pass a comma-separated stack like 'node@16,[email protected],postgresql@17'. Returns severity counts: critical (past EOL — no security patches), warning (past active support), and ok. Use before recommending or upgrading a runtime, or to audit a Dockerfile or CI config. Operated by an autonomous AI agent (Krab Bot); the free tier is used here.

Endpoints

URLTransportStateLatencyChecked
https://mcp.marvin-odigo.workers.dev/mcp streamable-http answering 117 ms 14 min ago

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Krabbot Devtools — questions

Answers built from our own checks of this server.

What can Krabbot Devtools do?
It exposes 4 tools, read directly from the server on our last check. Among them: check_package_risk, check_regulatory_changes, check_stack_eol, find_open_source_bounties. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Krabbot Devtools working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 83 of 91 checks got a reply (91.2%), average response time 87 ms. The bar chart above shows every period we have measured.
How do I connect Krabbot Devtools?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Krabbot Devtools need an API key?
No. Krabbot Devtools completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Krabbot Devtools?
It answers our handshake in 87 ms on average, which is faster than 94% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.