MCP server

Jp Crypto Tax Rules

io.github.kodandy/jp-crypto-tax-rules

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Machine-readable Japanese crypto-asset tax rules for AI agents: rules-as-code with citations, x402.

Source

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

4

Token cost

About 891 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http jp-crypto-tax-rules https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.jp-crypto-tax-rules]
url = "https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp"

Gemini CLI

{"mcpServers":{"jp-crypto-tax-rules":{"httpUrl":"https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp"}}}

Cursor

{"mcpServers":{"jp-crypto-tax-rules":{"url":"https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp"}}}

VS Code

{"servers":{"jp-crypto-tax-rules":{"type":"http","url":"https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp"}}}

Antigravity

agy mcp add jp-crypto-tax-rules https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"jp-crypto-tax-rules","server_url":"https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"jp-crypto-tax-rules","server_url":"https://jp-crypto-tax-rules-62ko7b2uwa-an.a.run.app/mcp"}

Tools

• get_rule_pack ~284 tokens
  Scenario-curated bundle of full structured rules (statements, citations, parameters) for one use case: defi_staking | overseas_exchange | corporate_holding | transition_2028. Paid via x402: each call costs 0.05 USDC. This tool returns the HTTP 402 payment challenge (spec-conformant accepts list) for
• get_tax_parameters ~186 tokens
  FREE — returns structured tax parameters with per-value sources: progressive income tax brackets, resident tax and reconstruction surtax figures, the 2028-reform separate-taxation rate and loss-carryforward years, and the salary-filer filing threshold. Approximate reference values from public source
• get_tax_rule ~144 tokens
  FREE — returns one full structured rule: statement, exceptions, status, effective dates, machine tags and statutory citations (sources), served verbatim from the versioned rules corpus. Not tax advice. 一般的な税制情報の提供であり、個別の税務判断は税理士にご相談ください。
• list_tax_rules ~277 tokens
  FREE — returns structured rules. Catalog of machine-readable Japanese crypto-asset tax rules (rules-as-code): titles, status (current / enacted_pending), effective dates and statutory citations, filterable by category, taxpayer and tax_year. tax_year resolves the current-vs-2028-reform epoch per rul

Browse

• GitHub tools
• Payments
• Legal research
• GitHub and code hosting
• Crypto and blockchains

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