---
title: "Screen every county for a trade, sorted by one metric. Costs 80 credits per call (deep); the response carries X-ATI-Credits-Charged and X-ATI-Credits-Remaining."
method: GET
path: "/v1/screen"
---

# Screen every county for a trade, sorted by one metric. Costs 80 credits per call (deep); the response carries X-ATI-Credits-Charged and X-ATI-Credits-Remaining.

`GET /v1/screen`

## Request

- Base URL: `https://api.americantradesindex.com`
- URL: `https://api.americantradesindex.com/v1/screen`
- Auth: HTTP bearer

## Query parameters

- `trade` string, required
- `state` string
- `sort` string
- `dir` string
- `limit` integer
- `format` 'json' | 'csv'

## Response `200`

counties[]

## Other responses

- `400`: invalid_request: detail names the field
- `401`: unauthorized: missing, invalid or revoked key
- `402`: upgrade_required (no active plan), credits_exhausted (period pool used up) or payment_required (last charge failed); body carries an `upgrade` URL
- `429`: rate_limited (120/min per workspace). Every response carries RateLimit-Limit/Remaining/Reset/Policy; a 429 adds Retry-After

---

[API](https://skmtc.dev/americantradesindex/apis/american-trades-index-api.md) · [All operations](https://skmtc.dev/americantradesindex/apis/american-trades-index-api/llms.txt) · [OpenAPI document](https://skmtc.dev/americantradesindex/apis/american-trades-index-api/revisions/5a9de4d8c76b?raw)