UK Company Data API

Look up UK company data from Companies House. Accepts company number (8 digits) or fuzzy company name. Returns company name, status, incorporation date, SIC codes, registered address.

Category: Company And People Data

Price

$0.08019 per successful call ≈ 12 calls with the $1 signup credit.

Input schema is not available in the local snapshot. Call inspect first; fill body and queryParams as required and replace any pathParams placeholders before running.

Discover

curl https://keepbal.com/apis/v1/discover -H 'Authorization: Bearer YOUR_KEEPBAL_KEY' -H 'Content-Type: application/json' -d '{"query":"UK Company Data"}'

Inspect

curl https://keepbal.com/apis/v1/inspect -H 'Authorization: Bearer YOUR_KEEPBAL_KEY' -H 'Content-Type: application/json' -d '{"publicId":"toolkit/uk-company-data"}'

curl

curl https://keepbal.com/apis/v1/toolkit/uk-company-data \
  -H 'Authorization: Bearer YOUR_KEEPBAL_KEY' \
  -H 'Content-Type: application/json' \
  -d '{}'

MCP run_tool

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "run_tool",
    "arguments": {
      "tool": "toolkit/uk-company-data",
      "input": {}
    }
  }
}

Python

import json, os, requests

# Inspect first and replace input_data with the required parameters.
input_data = json.loads("{}")
response = requests.post(
    "https://keepbal.com/apis/v1/toolkit/uk-company-data",
    headers={"Authorization": "Bearer " + os.environ["KEEPBAL_API_KEY"]},
    json=input_data,
)
response.raise_for_status()
print(response.json())

Errors and billing

Failed provider calls are not charged. HTTP 400 invalid_request means invalid JSON or parameters, including missing pathParams. HTTP 401 missing_api_key or invalid_api_key means authentication is required. HTTP 402 insufficient_credits means insufficient balance; top up before retrying. HTTP 503 provider_unavailable means the provider is unavailable. A pending run can settle later; poll GET /apis/v1/runs/{id} instead of starting another execution.

Frequently asked questions

How much does this API cost?

$0.08019 per successful call

How do I start?

Create a KeepBal account with $1 free credit, obtain an API key, and inspect this tool before running it.

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MCP documentation

Start with $1 free credit