MCP server

FX Reference Rates

dev.workers.regnotes.fx-reference-rates/fx-reference-rates

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

ECB FX rates, cloud GPU and LLM API prices, World Bank country macro data; pay per call via x402

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

9

Token cost

About 1,852 tokens per request

Sets up in

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

Last checked

25 Oct 2026, 20:29 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 fx-reference-rates https://fx-reference-rates.regnotes.workers.dev/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.fx-reference-rates]
url = "https://fx-reference-rates.regnotes.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"fx-reference-rates":{"httpUrl":"https://fx-reference-rates.regnotes.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"fx-reference-rates":{"url":"https://fx-reference-rates.regnotes.workers.dev/mcp"}}}

VS Code

{"servers":{"fx-reference-rates":{"type":"http","url":"https://fx-reference-rates.regnotes.workers.dev/mcp"}}}

Antigravity

agy mcp add fx-reference-rates https://fx-reference-rates.regnotes.workers.dev/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":"fx-reference-rates","server_url":"https://fx-reference-rates.regnotes.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"fx-reference-rates","server_url":"https://fx-reference-rates.regnotes.workers.dev/mcp"}

Tools

• ai_gpu_prices ~254 tokens
  Cloud GPU price comparison: hourly list prices of GPU / AI accelerator instances (H100, H200, A100, L40S, L4, A10G, T4, B200, MI300X, Trainium, Inferentia ...) on AWS and Azure in US, EU and Asia regions, on-demand and Azure Spot, ranked by USD per GPU-hour. Filter by gpu model, cloud, region, prici
• ai_llm_prices ~218 tokens
  LLM API pricing lookup: USD per 1M input, output and cached-input tokens plus context window for ~3,300 models (OpenAI GPT, Anthropic Claude, Google Gemini, DeepSeek, Llama, Mistral, Qwen, xAI ...) across providers (direct, Azure, Bedrock, Vertex, Together, Fireworks ...). Filter by model and provid
• convert ~165 tokens
  Currency converter: convert an amount between any two of ~30 currencies (e.g. 100 USD to JPY) at the latest ECB reference rate or as of a past date. Returns rate, result and as_of date. Costs $0.001 USDC on Base via x402.
• macro_country ~258 tokens
  Country economic profile: latest value and year plus annual history (2005 onward) for 21 World Bank World Development Indicators: GDP (USD), real GDP growth, GDP per capita, GNI per capita PPP, CPI inflation, unemployment, population, exports/imports % GDP, current account % GDP, central government
• macro_indicator ~215 tokens
  Macroeconomic time series: one World Development Indicator (e.g. inflation_cpi_pct, gdp_growth_pct, central_govt_debt_pct_gdp) for up to 20 countries over a year range, annual values. See free /macro/indicators for keys. CC BY 4.0. Costs $0.01 USDC on Base via x402.
• macro_rank ~296 tokens
  Country ranking: sort all economies by one World Development Indicator for a year (default: each country's latest value), highest first or lowest first, optionally filtered by World Bank region or income group. Aggregates (World, regions) excluded unless requested. CC BY 4.0. Costs $0.02 USDC on Bas
• rates_historical ~140 tokens
  ECB reference rates on a given date in any base; non-publication days fall back to the previous publication day (as_of). Costs $0.002 USDC on Base via x402.
• rates_latest ~158 tokens
  Today's exchange rates (forex reference rates, most recent ECB publication) for ~30 currencies in any base currency, e.g. USD to JPY, CNY, EUR, GBP, HKD, SGD, KRW, INR. Filter with symbols. Returns as_of date and source attribution. Costs $0.001 USDC on Base via x402.
• rates_timeseries ~148 tokens
  Daily reference rate series for base/symbol between start and end (max 366 days), with min/max/mean and change. Costs $0.003 USDC on Base via x402.

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