Data API docs · WARN layoff notices
Search WARN notices (employer, state, date window, pagination)
GET https://usefootnote.com/api/data/v1/warn/notices
200: { data, meta }. Free tier: 30-day window. Pro/enterprise: 24-month window, all filters; full-depth history is the licensed historical export or enterprise. Errors: 400 bad params · 401 missing/invalid key · 403 key suspended · 429 burst or daily cap (retry-after header) · 5xx typed { error: { code, message } }.
Tier
Every tier. Free keys see the free window; Developer, Data Pro and Enterprise widen it — the exact figures below.
| Tier | Calls | Burst | WARN window |
|---|---|---|---|
| Free | 50/day | 10/min | 30 days |
| Developer | 1,000/day | 30/min | 12 months |
| Data Pro | 10,000/day | 120/min | 24 months |
| Enterprise | 100,000/day | 600/min | full archive |
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| employer | string | no | Case-insensitive substring on raw or normalized employer name, min 3 chars (input is escaped and quoted). |
| state | string | no | |
| since | string (date) | no | |
| until | string (date) | no | |
| limit | integer –100 | no | |
| offset | integer 0– | no |
Example
curl -s "https://usefootnote.com/api/data/v1/warn/notices" \ -H "Authorization: Bearer fn_live_YOUR_KEY"
200 — Paginated notice rows + total. Every response is { data, meta }; rate-limit headers (x-ratelimit-limit, x-ratelimit-remaining) ride on every call.
Clients
npx footnote-data wraps this endpoint at the prompt (see the package README); the remote MCP server at https://usefootnote.com/api/mcp exposes it as a tool for agents. Licensing: CC BY 4.0 for display with attribution; commercial use on Data Pro and above.
Also in WARN layoff notices
Need more depth than the free window? Developer is $29/mo, Data Pro $79/mo or $790/yr — plans on /data. Get a free key from your account.