io.github.lexusdev7/jp-corp-diff

RegBase Japan Corporate Registry Diff

Is the RegBase Japan Corporate Registry Diff MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-09.

Japan corporate registry daily diff: new, changed and closed companies, lookup, signed-record check

alive probed 2026-11-14 · unchanged since 2026-11-09 · HTTP 200

4tools

634tokens in Claude Opus 5.5

0.3 %of Claude's 200k window

0.3×the median server

358 msto initialize

405 msto list tools

Endpoint: https://regbase-mcp.local-connect-design.trade/mcp (streamable-http)
Host: regbase-mcp.local-connect-design.trade
Protocol: 2025-11-25
Reports itself as: jp-corp-diff 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: <0.1 % of a 1M context window
Count: 634 tokens in Claude Opus 5.5, exact, measured 2026-11-09. With the Claude Code prefix mcp__…__ on each tool name: 686. The o200k_base estimate is 341. Counted again when the tool definitions change. Method.
Website: https://regbase-mcp.local-connect-design.trade/
Registry: active, updated 2026-11-09 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.86×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
get_latest_diff	268	144	42 %
lookup_company	154	83	24 %
verify_signed_record	145	78	23 %
get_snapshot_info	67	36	11 %

Servers that mention corp.

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.

Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.