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UK Parliament Search Service

by UK Parliament Search Service Free tier

Performs search on parliament.uk domain. Implements OpenSearch specification. Throttled at 10 requests per second per IP address.

developerparliament

Quick Reference

Base URL https://api.parliament.uk/search Auth type none Auth header # No auth required Rate limit See documentation Pricing Enterprise / contact sales Free quota None Documentation https://www.parliament.uk/ Endpoint status Server online — HTTP 404 — server is online but path returned an error (may require auth)3.13s (checked Mar 29, 2026) Builder score D 34% builder-friendly
Pricing
28
Latency
20
Depth
48

Authentication

No authentication required

# No auth required

Pricing

Model subscription Starting price Enterprise / contact sales Free quota None

Free — open public API, no authentication required.

Key Endpoints

MethodPathDescription
GET /description OpenSearch description document
GET /query Search results
GET /query.{extension} Search results

Sample Request

curl -X GET 'https://api.parliament.uk/search/description' \
  -H '# No auth required'

Sample Response

{}

Data sourced from API Map. Always verify pricing and rate limits against the official UK Parliament Search Service documentation.