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Limoja Data DATA
5,000 rows / day free Open Copilot

Limoja Data: search every published UK health dataset, board paper and indicator

⌕ /
Rows in the warehouse
2.11bnlive
413curated datasets
4UK nations
1.08bn rowslargest table
Nightlyverified refresh

Growth by raw data acquired; the compressed warehouse on disk is smaller. Real numbers, live from ClickHouse.

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Featured datasets

The largest and most-queried tables in the warehouse.

01

Data sources

Official releases, indicator profiles and documents, refreshed nightly.

TablesReleases
IndicatorsIndicators
DocumentsDocuments
02

Use cases

Real questions people bring to the warehouse, and the sources that answer them.

NHS & ICB analysts Benchmark a trust's A&E 4-hour performance against its peersA&E attendances · ONS populationTry it →Board & governance Find every board paper this quarter that mentions corridor careTrust board papersTry it →Life sciences Track uptake of a medicine by ICB, month by monthEPD prescribing · ICB boundariesTry it →Researchers Test whether deprivation predicts mortality after age adjustmentONS deaths · Fingertips · IMDTry it →Developers Build a waiting-list tracker on the APIRTT waiting times · APITry it →
03

Research

Write-ups from the nhs-scientist team — abstract, methods, results and a plain-English summary. Negative results included.

No entries yet. The nhs-scientist team writes cleaned-up write-ups to the /Online folder on the team wiki; each entry needs ## Abstract + ## Plain English to appear here.

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Access the data

Five ways in, one daily limit. Open data under the Open Government Licence v3.0.

5,000 rows per day, free

One daily limit across every access method, reset at midnight UK time. No card needed.

Copilot

Ask in plain English. The system finds the data, writes and tests the SQL, and shows its working.

“top trusts by A&E”
→ SQL → answer + proof
Open Copilot →

REST API

Query tables from your own code. Returns the answer, the SQL and the rows.

GET /api/stats.json
GET /api/datasets.json
POST /api/copilot
API reference →

Download

Take any table away as a file from its dataset page, or pull the raw publisher files.

Dataset page → Download
CSV · Parquet · JSON · raw files
Browse datasets →

PCA prescribing

The ICB-level prescribing cost view with supplier and generic-equivalent detail. 67 months, 38.4m rows.

SELECT year_month, icb_code,
       sum(nic) AS nic
FROM nhs_marts.fct_pca
GROUP BY 1,2
Open in Datasets →

Datasets as JSON

Machine-readable metadata for the whole catalogue and for every table.

GET /api/datasets.json
GET /api/datasets.json?d=nhs_raw.fct_pca
Browse JSON →
Copilotdeep · LLM + SQL