com.cuelark/tools
Cuelark Tools
Is the Cuelark Tools MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-11.
Exact tools for agents: US tax, routing/EIN checks, business days, JSON, links, packages, citations.
alive probed 2026-11-14 · unchanged since 2026-11-11 · HTTP 200
- Endpoint
- https://tools.cuelark.com/mcp (streamable-http)
- Host
- tools.cuelark.com
- Protocol
- 2025-11-25
- Reports itself as
- cuelark-tools 1.1.0
- Capabilities
- tools
- Instructions
- 888 characters
- Of a 1M window
- 0.5 % of a 1M context window
- Count
- 5.2k tokens in Claude Opus 5.5, exact, measured 2026-11-11. With the Claude Code prefix mcp__…__ on each tool name: 5.3k. The o200k_base estimate is 2.9k. Counted again when the tool definitions change. Method.
- Website
- https://tools.cuelark.com/mcp
- Registry
- active, updated 2026-11-10 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.78×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| dates | 632 | 356 | 12 % |
| income_tax | 570 | 321 | 11 % |
| text | 536 | 302 | 10 % |
| convert | 536 | 302 | 10 % |
| finance | 481 | 271 | 9 % |
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Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.
Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.