UK Electricity Price Slots MCP

Cheapest half-hour Agile electricity prices by UK postcode.

Should I use this

Quality & Safety

A
Description quality
88%
Schema completeness
97%
Naming quality
84%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~462Tokens (tool definitions)
~736 BTypical response size
Minimal attention impact (0.36% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "uk-energy-prices-mcp": {
      "url": "https://uk-energy-prices-mcp.donniertf.workers.dev/mcp"
    }
  }
}

Remote endpoints

https://uk-energy-prices-mcp.donniertf.workers.dev/mcpstreamable-http

What it can do

Tool inventory

Tools (5)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
⚪cheapest_slots(postcode)

FREE. Cheapest 3 upcoming half-hour electricity slots (Agile Octopus, p/kWh inc VAT) for a UK postcode's region.

Input Schema

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "UK postcode (sets the electricity region)"
    }
  },
  "required": [
    "postcode"
  ]
}
⚪best_window(postcode, hours, kwh, access_token)

PRO. Cheapest continuous window of N hours in the upcoming prices (EV charging, heat pumps, batteries, industrial jobs) with average price and cost for a kWh amount.

Input Schema

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "UK postcode (sets the electricity region)"
    },
    "hours": {
      "type": "number"
    },
    "kwh": {
      "type": "number"
    },
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    }
  },
  "required": [
    "postcode",
    "hours"
  ]
}
⚪all_slots(postcode, access_token)

PRO. All published half-hourly import prices for today/tomorrow for a postcode region.

Input Schema

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "UK postcode (sets the electricity region)"
    },
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    }
  },
  "required": [
    "postcode"
  ]
}
⚪export_rates(postcode, access_token)

PRO. Agile Outgoing export prices — best upcoming slots to sell solar/battery power.

Input Schema

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "UK postcode (sets the electricity region)"
    },
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    }
  },
  "required": [
    "postcode"
  ]
}
⚪daily_average(postcode, days, access_token)

PRO. Daily average/min/max Agile import price for the last N days (max 30) — for budgeting and tariff comparison.

Input Schema

{
  "type": "object",
  "properties": {
    "postcode": {
      "type": "string",
      "description": "UK postcode (sets the electricity region)"
    },
    "days": {
      "type": "number"
    },
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    }
  },
  "required": [
    "postcode"
  ]
}

Community

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Evidence

Recent observations

verifiedversion not recorded5 tools