How to run a Facebook Ad Library search companies
GET request to /v1/ad-library/facebook/search-companies with your input. You get clean JSON back in seconds for 2 credits per call — no OAuth, scraping or platform SDKs. Find Meta Ad Library pages by brand — name-matched, pageId for company-ads (not profileId).How to run a Facebook Ad Library search companies (step by step)
- 1
Get a free API key
Create a free Captapi account (100 credits, no card) and generate an API key from the dashboard.
- 2
Call the Facebook Ad Library Search Companies API
Send an authenticated GET request to /v1/ad-library/facebook/search-companies with your input. No OAuth, no scraping setup.
- 3
Read the JSON response
Parse the clean JSON response. Pass cache=true for a free 24h cache hit; default is always fresh.
Code example
curl "https://api.captapi.com/v1/ad-library/facebook/search-companies?q=nike" \
-H "Authorization: Bearer capt_live_..."
# or: -H "x-api-key: capt_live_..."What the response looks like
{
"success": true,
"data": {
"query": "nike",
"country": "US",
"totalReturned": 3,
"companies": [
{
"id": "146705838515566",
"name": "Sukeban World",
"url": "https://www.facebook.com/61551864263186/",
"logo": "https://scontent-iad6-1.xx.fbcdn.net/v/t39.35426-6/517640014_2104272360362331_1464623957160374455_n.jpg?stp=dst-jpg_s60x60_tt6&_nc_cat=100&ccb=1-7&_nc_sid=c53f8f&_nc_ohc=zj4Fm9x6lhEQ7kNvwGyzer2&_nc_oc=Adpw1Rqb_eBzffqqgyQt5_CPB2Dct1h7kaRFJQZmeucV_ui5BXf-Q6skKKVFDUKvDH4&_nc_zt=14&_nc_ht=scontent-iad6-1.xx&_nc_gid=WFVhUXC3vFhp5HqXMO2_vg&_nc_ss=72289&oh=00_AQCbgqCqvp545MCPZrHlySJ8QWqgsWnjuxmEGnyIw8Gw3A&oe=6A611F63"
},
{
"id": "15087023444",
"name": "Nike",
"url": "https://www.facebook.com/nike/",
"logo": "https://scontent-iad6-1.xx.fbcdn.net/v/t39.35426-6/366635364_819887626183060_5665913834577832309_n.jpg?stp=dst-jpg_s60x60_tt6&_nc_cat=106&ccb=1-7&_nc_sid=c53f8f&_nc_ohc=cpw1LHoxRRMQ7kNvwF0VELk&_nc_oc=Adp4gYKupQoA3SFulWbqwUFHqP4Hb9COtOidu_sWgA0fqGKhHNgkorx0YOcUbNCeAek&_nc_zt=14&_nc_ht=scontent-iad6-1.xx&_nc_gid=WFVhUXC3vFhp5HqXMO2_vg&_nc_ss=72289&oh=00_AQCzxYXtTr8L2PBX03C3WTbVmtXlrB0ZHR45OVmp6Pv9mA&oe=6A612326"
}
]
}
}Billing metadata (credits charged, cache hit/miss) is returned in the X-Captapi-Credits and X-Captapi-Cache response headers.
Request parameters
| Name | Type | Required | Description |
|---|---|---|---|
| q | string | Yes | Company or brand name to search for (min 2 characters). Name-matched — off-brand pages are dropped. |
| country | string | No | Two-letter ISO country code. Default US. |
| limit | integer | No | Max items to return (default 20, max 200). Flat 2 credits per call. |
| cache | boolean | No | Set true to serve from the 24h response cache (0 credits on hit). Default false — always fetch fresh. Envelope includes cached + cachedAt on hits. |
Frequently asked questions
What does the Facebook Ad Library Search Companies API do?
The Facebook Ad Library Search Companies API lets you search and return matching results from a public Facebook Ad Library query using one GET request to /v1/ad-library/facebook/search-companies. It returns clean JSON — no OAuth or infrastructure setup required.
How many credits does the Facebook Ad Library Search Companies API cost?
Each successful call costs 2 credits. Pass cache=true to serve from the 24h cache (0 credits on hit); default is always fresh. Hits include cached + cachedAt. Selected profile endpoints also accept cacheMaxAge=1d|3d|7d|14d|30d. Failed or empty results are never charged.
Do I need a Facebook Ad Library API key or OAuth?
No. A single Captapi key works across every platform Captapi supports — YouTube, TikTok, Instagram, Facebook, Twitter/X, Reddit, Threads, Bluesky, Pinterest, LinkedIn, Rumble, Spotify, Kwai, and more. We handle proxies, rate limits, retries, and authentication for you.
Is the Facebook Ad Library Search Companies API suitable for production use?
Yes. It is a stable REST endpoint with predictable JSON and automatic retries. Pass cache=true to serve from the 24h cache (0 credits on hit); default is always fresh. Hits include cached + cachedAt. Selected profile endpoints also accept cacheMaxAge=1d|3d|7d|14d|30d. Use it for analytics, monitoring, and content automation.
Ready to run a Facebook Ad Library search companies?
Start free with 100 credits — no credit card required.
Get your free API key