mcpcost

io.github.RobertAlsop/fca-register

UK FCA Financial Services Register

Is the UK FCA Financial Services Register MCP server down? No. Installed with mcp<2, it started and listed its tools on 2026-11-08.

UK FCA Financial Services Register with cleaning - 19 tools for firm and individual data.

needs mcp<2 probed 2026-11-14 · unchanged since 2026-11-08

12tools, with mcp<2
3.0ktokens in Claude Opus 5.5
1.5 %of Claude's 200k window

A plain install of the package stops at the import below. These tool definitions are from a second install with mcp<2, started in a container with the network off, on 2026-11-08.

MCP error -32000: Connection closed
ModuleNotFoundError: No module named 'mcp.server.fastmcp'. This is mcp 2.x, where FastMCP was renamed to MCPServer (from mcp
Run it
uvx --with 'mcp<2' bartram-companies-house@0.3.3 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
bartram-companies-house 1.30.0
Capabilities
experimental, prompts, resources, tools
Repository
https://github.com/RobertAlsop/bartram_foundry
Registry
active, updated 2026-04-05 · registry entry
Changes
2 recorded, reachable in 0 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

Estimates with the o200k_base tokenizer.

Toolo200k estimateShare of this server
uk_companies_house_advanced_search32719 %
uk_companies_house_filings17110 %
uk_companies_house_disqualified_officer1539 %
uk_companies_house_officer_search1398 %
uk_companies_house_psc1297 %

Compare this server with others, or with the servers that share its tool set.

Same tool set as 3 other servers

These registry entries have the same tool names and the same schema sizes.

More servers

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

Servers that mention register.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-11-08 08:06needs mcp<21.7 s123.0k1.7k
2026-10-18 06:42crashed on start

Badge for the README

mcpcost: needs mcp<2

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

Atom feed

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 cause and the fix, with the code before and after: ModuleNotFoundError: No module named 'mcp.server.fastmcp'