MCP server

Switchje open data Official

nl.switchje/open-data

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

Dutch energy market, open data computed nightly: cheapest contracts, market levels, offer lifecycle

Working at last checkVerified publisher: switchje.nlAbout 615 tokens per request once connected5 tools

https://switchje.nl/mcp

At a glance

Type: MCP server
Publisher: switchje.nl (verified by the MCP Registry)
Status: Working at last check
Tools: 5
Token cost: About 615 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

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 open-data https://switchje.nl/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.open-data]
url = "https://switchje.nl/mcp"

Gemini CLI

{"mcpServers":{"open-data":{"httpUrl":"https://switchje.nl/mcp"}}}

Cursor

{"mcpServers":{"open-data":{"url":"https://switchje.nl/mcp"}}}

VS Code

{"servers":{"open-data":{"type":"http","url":"https://switchje.nl/mcp"}}}

Antigravity

agy mcp add open-data https://switchje.nl/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":"open-data","server_url":"https://switchje.nl/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"open-data","server_url":"https://switchje.nl/mcp"}

cheapest_history ~149 tokens
The five cheapest offers per day for a standard profile over a date range (ISO dates, inclusive; both optional). A missing day had no valid run.
cheapest_today ~148 tokens
The five cheapest energy offers in the Netherlands for a standard household profile on the most recent day with data, with a coarse cost split (supply, taxes and levies, network, feed-in, one-off) and the time each price was fetched. profile: one of methodology()'s standard profiles, e.g. 'median',
market_summary ~144 tokens
Market aggregates for one day (ISO date; default the most recent) and profile: offers priced per contract type, median yearly cost, spread between cheapest and priciest, offers with cashback, offers added and withdrawn that day.
methodology ~62 tokens
How Switchje ranks offers, the standard profiles spelled out, the licence and how to attribute.
offer_lifecycle ~112 tokens
When each offer was first seen on sale and when it was withdrawn (empty = still on sale), across every supplier we track; optionally filtered by supplier code (e.g. 'eneco').

Veritaset
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Factline
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Citiview Agent Market
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Oqmd
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SlickTrip
Live flight, hotel and seat prices, cheapest-day calendars, and price-drop alerts.

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