Ad Library · Guide

How to get Ad Library facebook ad details

TL;DR

To get Ad Library facebook ad details, sign up for a free Captapi key, then send one GET request to /v1/ad-library/facebook/ad-details with your input. You get clean JSON back in seconds for 2 credits per call — no OAuth, scraping or platform SDKs. Get a Meta Ad Library ad — creative text, media, advertiser, and delivery fields as structured JSON.

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How to get Ad Library facebook ad details (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 Details API
Send an authenticated GET request to /v1/ad-library/facebook/ad-details 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/ad-details?url=https%3A%2F%2Fwww.facebook.com%2Fads%2Flibrary%2F%3Fid%3D317161109571794" \
  -H "Authorization: Bearer capt_live_..."
# or: -H "x-api-key: capt_live_..."

What the response looks like

{
  "success": true,
  "data": {
    "platform": "facebook_ad_library",
    "id": "317161109571794",
    "url": "https://www.facebook.com/ads/library/?id=317161109571794",
    "text": "The Voting Information Center—one-tap voting registration information from election experts and authorities in one place.",
    "headline": "Voting Information Center",
    "cta": "Learn more",
    "landingUrl": "http://facebook.com/votinginformationcenter",
    "adFormat": "VIDEO",
    "firstShown": "2020-09-22T07:00:00.000Z",
    "lastShown": "2020-10-05T07:00:00.000Z",
    "impressions": ">1M",
    "spend": ">$1M",
    "country": "US",
    "advertiser": {
      "id": "108824017345866",
      "name": "Meta",
      "url": "https://www.facebook.com/Meta/",
      "logo": "https://scontent-dfw5-2.xx.fbcdn.net/v/t1.6435-9/119568341_200337161527884_7846459746434232698_n.png?stp=dst-png_s60x60&_nc_cat=100&ccb=1-7&_nc_sid=c53f8f&_nc_ohc=ZqrAiU5uA1sQ7kNvwHsXpf9&_nc_oc=AdqVVq_tCCm9QfdHEQa5d82UKJTt9DT4LxrW9m95vTx7VJLcyuQH74gIZv0WeiJgIfo&_nc_zt=23&_nc_ht=scontent-dfw5-2.xx&_nc_gid=oKi5rqU7-78Y6XFLpAVqvA&_nc_ss=79289&oh=00_AQDIgONmGu5lj1i0jpr_nH9fjb7afatDtlB-wsXtBQNtZQ&oe=6A8F324E"
    },
    "media": [
      "https://video-dfw5-1.xx.fbcdn.net/o1/v/t2/f2/m412/AQNN757NtitUcJnpv0ODeMH6fXo-yFM-X90P2W82Zsrc70oOzST9lrKgscKf21SHBUtZ9pdKMclY8s32B0eRJ7o.mp4?_nc_cat=106&_nc_sid=ef5aa3&_nc_ht=video-dfw5-1.xx.fbcdn.net&_nc_ohc=DeBVZh2ChkAQ7kNvwELM_GV&efg=eyJ2ZW5jb2RlX3RhZyI6Inhwdl9wcm9ncmVzc2l2ZS5WSV9VU0VDQVNFX1BST0RVQ1RfVFlQRS4uQzMuMzQwLmFzaWNfaHExX3NkX3Byb2dyZXNzaXZlIiwieHB2X2Fzc2V0X2lkIjo4MzE0MTAwMzMxNDk2MzYsImFzc2V0X2FnZV9kYXlzIjoyNDEsInZpX3VzZWNhc2VfaWQiOjEwNjgwLCJkdXJhdGlvbl9zIjoxNSwidXJsZ2VuX3NvdXJjZSI6Ind3dyJ9&ccb=17-1&_nc_gid=oKi5rqU7-78Y6XFLpAVqvA&_nc_ss=79289&_nc_zt=28&oh=00_AQB-CUR53tb21BEWdlRLg5BhAauE3-hDDO9zmz06SvSAdg&oe=6A6D9B48",
      "https://scontent-dfw5-1.xx.fbcdn.net/v/t39.35426-6/120065387_2711663819108220_8472417301728012411_n.jpg?_nc_cat=105&ccb=1-7&_nc_sid=c53f8f&_nc_ohc=JCEJHIw0engQ7kNvwEcgh1o&_nc_oc=Ado6Dn6wrEd2aZKTiM6OLVJyx_BYbHRC0Bmv70xAZp21Pm2Enab2l80KoUSxQZAs1Ow&_nc_zt=14&_nc_ht=scontent-dfw5-1.xx&_nc_gid=oKi5rqU7-78Y6XFLpAVqvA&_nc_ss=79289&oh=00_AQAw5ZEVUbeJYpBcx6Qa4wV6V-hZRjNvtI487nUdgq8UZA&oe=6A6D850A"
    ]
  }
}

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
url	string	Yes	Meta Ad Library ad URL or ad ID. The URL platform must match this endpoint's platform. Do not pass cross-platform URLs, e.g. YouTube to TikTok, Instagram to Facebook, LinkedIn to X/Twitter, or Pinterest to Rumble.
cache	boolean	No	Set true to serve from the 24h response cache. Default false — always fetch fresh data.

Frequently asked questions

What does the Facebook Ad Details API do?

The Facebook Ad Details API lets you fetch full metadata and key stats from a public Ad Library ad using one GET request to /v1/ad-library/facebook/ad-details. It returns clean JSON — no OAuth or infrastructure setup required.

How many credits does the Facebook Ad Details API cost?

Each successful call costs 2 credits. Pass cache=true to serve from the 24h shared cache (0 credits on hit); default is always fresh. Failed or empty results are never charged.

Do I need a 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 Details 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 shared cache (0 credits on hit); default is always fresh. Use it for analytics, monitoring, and content automation.

Ready to get Ad Library facebook ad details?

Start free with 100 credits — no credit card required.

Get your free API key