io.github.codespar/mcp-xero

mcp-xero

Is the io.github.codespar/mcp-xero MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

MCP server for Xero — global cloud accounting: contacts, invoices, payments, items, reports

alive probed 2026-11-14 · unchanged since 2026-10-30

24tools

7.5ktokens in Claude Opus 5.5

3.8 %of Claude's 200k window

3.0×the median server

315 msto initialize

8 msto list tools

Run it: npx -y @codespar/mcp-xero@0.2.2 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: mcp-xero 0.2.1
Capabilities: tools
Instructions: 281 characters
Of a 1M window: 0.8 % of a 1M context window
Count: 7.5k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 7.8k. The o200k_base estimate is 3.9k. Counted again when the tool definitions change. Method.
Repository: https://github.com/codespar/mcp-dev-latam
Registry: active, updated 2026-06-22 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.94×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
create_invoice	737	380	10 %
create_bank_transaction	704	363	9 %
create_contact	632	326	8 %
create_credit_note	595	307	8 %
create_item	525	271	7 %

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

Servers that mention xero.

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.