Data infrastructure / open access

Public data catalog

Download the records behind the research, including market shares, concentration measures, official events, and source references. Coverage and missing values are documented for each dataset.

Latest reviewAug 15, 202645 sources Endpoint rows235,810JSON + CSV Dataset families62public endpoints CSV releasereadysummary export

Source-to-API route

Public records become reusable evidence.

JSON CSV

01Sources45 records 02Markets12 profiles 03Metrics8 HHI rows 04API62 endpoints

Source-to-API route

Public records become reusable evidence.

JSON CSV

Record rows235,809HHI8Gaps4

Data desk

Query rows and trace their custody

Filter public endpoints, inspect schemas, and follow datasets from source review into reusable outputs.

62datasets235,809record rows5desks

Open data observatory

Source records move through market definitions, concentration calculations, confidence labels, and public data endpoints — 45 source records, 12 market profiles, 235809 record rows plus a 1 row summary endpoint across 62 API endpoints.

Source-to-API route

Trace public records into reusable data.

JSON CSV

01Sources45 records 02Markets12 profiles 03Metrics8 HHI rows 04API62 endpoints

Record rows

235,809

Sources

Endpoints

Bulk library55 endpoint families + schemas JSONmetadata + rows CSVspreadsheet export API Labrun + copy requests Notebooklineage and analysis handoff

Aug 15, 2026

Latest source review

Dataset families

Source types

Public data access

Use the observatory data directly.

Public-interest exploration needs the underlying data to be inspectable. These JSON and CSV endpoints expose the same public records that power profiles, rankings, reports, and the evidence ledger.

Active query packet

Market observations routes to 32 rows with JSON, CSV, notebook, and citation reuse.

Route 92%Full dataset

All public rows are available for audit, download, or reuse.

/api/public/observations

JSON CSV Inspect

Datasets

Aug 2026

Freshness

Dataset finder

62/62

Market matches

12/12

Source scope

all sources

Report scope

all reports

Active endpoint

filterable

Live public route

32 rows returned from Market observations; 12/12 markets in route.

Route 92%Full dataset

All public rows are available for audit, download, or reuse.

ScopeAll markets12/12 markets in route DatasetMarket observations4 declared fields FilterswideFull public dataset JSON32 rows/api/public/observations CSVexport/api/public/observations?format=csv

JSON + CSV

Typed rows, filtered exports, and confidence labels.

Source limits

Incomplete or estimated evidence stays visible.

Reusable

Copy the endpoint, notebook, or citation packet.

DatasetsChoose dataset

62 of 62 dataset families

Selected dataset

Market observations

Yearly concentration observations with HHI, calculation method, confidence labels, and methodology notes.

Endpoint rows

Scope

All markets

dataset rows

endpoint rows

market matches

12/12

source

all

report

all

fields

Market scope

Choose a market to generate filtered endpoint URLs.

Source scope

Filter the endpoint to one source family before copying a citation packet.

Report scope

Filter every endpoint to the markets and sources behind one public briefing.

Open JSON Download CSV

API query grammar

12 of 12 markets match · 32 endpoint rows

SectorGeographyClassStatusConfidenceVintage

No endpoint filters

Open data needs public interpretation.

The API is a starting point, not a legal conclusion. Pair downloads with methodology notes, source records, and the data-gaps report when citing market concentration.

Methodology Source ledger