---
title: "Public data-quality report: live fill rate for EVERY output attribute, measured across every active listing — no API key required"
method: GET
path: "/v1/quality"
---

# Public data-quality report: live fill rate for EVERY output attribute, measured across every active listing — no API key required

`GET /v1/quality`

## Request

- Base URL: `https://api.omniaauto.ca`
- URL: `https://api.omniaauto.ca/v1/quality`
- Auth: none required

Returns `attributes`: an ordered list of `{label, field, fill_pct}` for all 33 output attributes (VIN, Model year, Make, Model, Trim, Condition, Demo, Certified, Mileage, Price, Initial price, Days on market, Exterior/Interior color, Body type, Doors, Passengers, Size class, Powertrain, Drivetrain, Engine size, Transmission, Fuel type, seller name/address/city/province/postal/country/lat/lng, Is cross-listed, Phone). Also `fill_rates_pct` (flat slug→pct map), `listings_measured`, `data_refreshed_at`, and `methodology`. Condition, Demo, Certified, Is cross-listed and Country are 100% by derivation.

## Response `200`

OK

---

[API](https://skmtc.dev/omniaauto/apis/omniaauto-canadian-vehicle-listings-api.md) · [All operations](https://skmtc.dev/omniaauto/apis/omniaauto-canadian-vehicle-listings-api/llms.txt) · [OpenAPI document](https://skmtc.dev/omniaauto/apis/omniaauto-canadian-vehicle-listings-api/revisions/f46ac0dabe3d?raw)