io.github.gitdhillonai/knowfirm

KnowFirm

Is the KnowFirm MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-08.

U.S. business lookup and search via KnowFirm. Bring your own API key; each call uses 1 credit.

alive probed 2026-11-14 · unchanged since 2026-11-08

2tools

348tokens in Claude Opus 5.5

0.2 %of Claude's 200k window

0.1×the median server

229 msto initialize

5 msto list tools

Bundle: https://github.com/gitdhillonai/knowfirm-mcp/releases/download/v0.1.0/knowfirm-mcp-0.1.0.mcpb (MCPB, for a client that installs bundles; probed in a container with the network off)
Host: github.com
Reports itself as: knowfirm 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: <0.1 % of a 1M context window
Count: 348 tokens in Claude Opus 5.5, exact, measured 2026-11-08. With the Claude Code prefix mcp__…__ on each tool name: 368. The o200k_base estimate is 189. Counted again when the tool definitions change. Method.
Repository: https://github.com/gitdhillonai/knowfirm-mcp
Registry: active, updated 2026-10-10 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.84×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
business_search	188	102	54 %
business_lookup	160	87	46 %

Other registry entries on github.com, the ones next to this name; all of them.

Secret Handoff io.github.geland/secrethandoff · alive
io.github.genesiscode2026/genesis-agent-mcp · alive
Verdict — Compliance for AI-Generated Code io.github.getverdict-ai/verdict · crashed on start
Flow Learning System io.github.ghlee0786/flow-learning-system · crashed on start
ChemDraw MCP io.github.glebo309/chemdraw-mcp · crashed on start
io.github.glslang/windbg-mcp · error
Elementor MCP Lite io.github.gmcfuerte/elementor-mcp-lite · crashed on start
GMC Builder MCP Lite io.github.gmcfuerte/gmcbuilder-mcp-lite · crashed on start

Servers that mention business or credit.

Business Contact Finder agency.ottobot/business-contact-finder · alive
1325.AI ai.1325/mcp · needs auth
ai.aivonic/mcp · alive
ai.astrofabric/mcp · not MCP
Atalay ai.atalay/mcp · needs auth
ai.askmiles/catalog · alive
Bezal — Local Business Intelligence for AI Agents ai.bezal/local-commerce · alive
Clarid HMDA Validator ai.clarid/hmda · needs auth

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.