# SightRadar API Reference

> Interactive REST API reference for the SightRadar face recognition API — index, search, detect, and compare faces. OpenAPI 3.1, pay only for what you use.

Source: https://sightradar.com/docs

- Base URL: `https://api.sightradar.com`
- Auth: `Authorization: Bearer <api-key>` (keys formatted `frs_<prefix>_<secret>`).
- Machine-readable spec: https://api.sightradar.com/openapi.json (OpenAPI 3.1).

## Core endpoints

- `POST /v1/collections` — create a collection (free).
- `POST /v1/collections/{id}/index` — index faces in a photo (billable).
- `POST /v1/collections/{id}/search` — search by selfie (billable).
- `POST /v1/batches` — bulk import, up to 1,000 photos per call, per-photo results delivered to your webhook.
- `POST /v1/compare` — 1:1 face comparison.
- `POST /v1/detect` — detect and quality-gate faces without storing.
- `GET /v1/wallet` — current credit balance.

Rekognition-compatible operations (CreateCollection, IndexFaces, SearchFacesByImage, SearchFaces, CompareFaces, DetectFaces, ListFaces/DeleteFaces, ListCollections/DeleteCollection) are supported so you can keep an existing SDK.

Quickstart: https://sightradar.com/docs/quickstart · Migrate from Rekognition: https://sightradar.com/migrate