LinkedIn Search Posts API
Search LinkedIn programmatically and get structured, ranked results.
GET request to /v1/linkedin/search-posts that responds with clean JSON, costs 16 credits, and is cached for 24 hours (repeat calls are free). Start with 100 free credits — no credit card.What is the LinkedIn Search Posts API?
The LinkedIn Search Posts API lets you search and return matching results from LinkedIn with a single REST call. No OAuth, no scraping infrastructure, and no platform SDKs — send the URL, get clean structured JSON back. Results are cached for 24 hours, so repeat lookups are instant and free.
What you get
- Ranked, structured result list
- Title, URL, author, and thumbnail per result
- Engagement metrics where available
- Configurable result limit
Try it
Fill in the parameters below and copy a ready-to-run request in your language of choice.
Parameters
curl "https://api.captapi.com/v1/linkedin/search-posts?q=skincare" \
-H "Authorization: Bearer capt_live_..."Edit the parameters and the code updates instantly. Switch languages and hit copy.
Example response
{
"success": true,
"cached": false,
"creditsUsed": 16,
"data": {
"query": "artificial intelligence",
"sort": "relevance",
"totalReturned": 3,
"posts": [
{
"platform": "linkedin",
"type": "post",
"url": "https://www.linkedin.com/posts/activity-7478786553939488769-RXS2?utm_source=social_share_send&utm_medium=member_desktop_web&rcm=ACoAAGq62dABn0w7ljjWV7evQTTajESZ2A6MvRw",
"text": "Excited to share that Argonove is building its investment talent pipeline.\n\nWe’re looking for an experienced Investment Associate with a background in infrastructure investing, project finance, investment banking, or digital infrastructure to help support our mission of developing university-anchored AI infrastructure across the United States.\n\nIf you're excited about building an entrepreneurial investment platform from the ground up, I'd love to hear from you.\n\nPlease apply through the LinkedIn posting or feel free to share it with someone who may be a great fit.\n\n#Hiring #Infrastructure #PrivateEquity #DigitalInfrastructure #DataCenters #AI #ProjectFinance #InvestmentBanking",
"publishedAt": "2026-07-03 14:27:43",
"author": {
"name": "Kadidia K.",
"headline": "Founder & Managing Partner, Argonove Capital | University-Based AI Data Centers | Digital Infrastructure & Energy | NACUBO | PE WIN",
"url": "https://www.linkedin.com/in/kadidia-konare-mpa?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAAAFUJQBlTyKwlGy6ux43DJOFhjpJyVYy8s"
},
"engagement": {
"likes": 17,
"comments": 2,
"reposts": 2
},
"id": "7478786553939488769",
"media": []
},
{
"platform": "linkedin",
"type": "post",
"url": "https://www.linkedin.com/posts/anthonyblatner_do-you-love-nerding-out-on-b2b-ads-if-youre-activity-7478812065768370176-tkXx?utm_source=social_share_send&utm_medium=member_desktop_web&rcm=ACoAAGq62dABn0w7ljjWV7evQTTajESZ2A6MvRw",
"text": "Do you love nerding out on B2B ads? If you're such a regular LinkedIn pro that you're on over the holiday weekend -- we'd love to talk to you.\n\nWe're looking for more paid media ad experts to join our team. Start with a couple of ad accounts and grow into a full-time role, or stay part-time.\n\n+ Looking for experts in LinkedIn Ads and/or Google Ads\n+ Used to balancing multiple projects\n+ B2B tech experience preferred\n+ Not afraid of Claude Code ⚡️\n\nWe're a LinkedIn Ads Certified Agency and I created the LinkedIn Learning Course on B2B Marketing. Step into a well designed process and bring your creativity.\n\nInterested? Apply via this posting, or shortcut it and DM me a video of why you're interested (bonus points if you walk me through an ad account)",
"publishedAt": "2026-07-03 16:09:06",
"author": {
"name": "Anthony Blatner",
"headline": "LinkedIn Ads Expert + AI @ Speedwork.io | Top 50 LinkedIn Certified Marketing Expert | LinkedIn Learning Instructor | Ex-IBM | Host, LinkedIn Ads Radio Podcast",
"url": "https://www.linkedin.com/in/anthonyblatner?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAAPFpZQBjDDSxyZ_MvymTZ77NfF72tVBD0o"
},
"engagement": {
"likes": 16,
"comments": 1,
"reposts": 1
},
"id": "7478812065768370176",
"media": []
},
{
"platform": "linkedin",
"type": "post",
"url": "https://www.linkedin.com/posts/noah-f-salmeri_salmeri-development-is-looking-for-a-marketing-activity-7478836581336784896-QvaW?utm_source=social_share_send&utm_medium=member_desktop_web&rcm=ACoAAGq62dABn0w7ljjWV7evQTTajESZ2A6MvRw",
"text": "Salmeri Development is looking for a Marketing Intern.\n\nThis is a 10 to 15 hour/week internship for a student or early-career candidate who wants hands-on experience in real estate marketing, social media, content creation, business development marketing, and basic performance tracking.\n\nThe role will support Salmeri Development and several connected projects, with the primary focus being Jefferson Hills Condo Development in Jefferson, Wisconsin.\n\nThe intern will help with things like:\n- Creating social media content\n- Drafting captions and simple marketing copy\n- Organizing project photos/videos\n- Supporting condo marketing for Jefferson Hills\n- Helping with LinkedIn, Facebook, Instagram, YouTube, and other platforms as needed\n- Tracking basic marketing performance\n- Turning real project updates into clear, useful content\n\nThis is primarily an unpaid internship, but coffees, lunches, or similar work-related meals may be covered when working in person with leadership.\n\nIdeal fit: someone organized, creative, dependable, and interested in learning how marketing connects to real projects, sales momentum, investor interest, and business growth.\n\nTo apply, send a resume and a short note explaining your interest to noah@salmeridevelopment.com.\n\nExamples of previous social media, writing, design, video, or marketing work are encouraged but not required.",
"publishedAt": "2026-07-03 17:46:31",
"author": {
"name": "Noah F Salmeri",
"headline": "Entrepreneur | Developer | IB 40 Under 40 Class of 2024",
"url": "https://www.linkedin.com/in/noah-f-salmeri?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAAvn74sBe4ajbGDcqtTLmq38imcNdCfFlFg"
},
"engagement": {
"likes": 8,
"comments": null,
"reposts": 1
},
"id": "7478836581336784896",
"media": []
}
]
}
}Failed requests (4xx/5xx) are never charged. See the full list of error codes in the error reference.
Response structure
A successful call returns success, cached, creditsUsed, and a data object with the following fields:
Result
totalNumber of results returned.
Each result
Each item in results contains:
titleResult title.urlDirect URL to the content.authorCreator handle.viewsView count where available.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| q | string | Yes | Search query or keywords (min 2 characters). |
| limit | integer | No | Max items to return (default 20, max 200). Billed per result. |
Authentication: send your key as Authorization: Bearer capt_live_.... A typical call costs 16 credits — billed per result, so the exact amount scales with how many items you request. Repeat calls for the same request are served from cache for free (metrics refresh within ~1 hour).
linkedin_search_posts via @captapi/mcp. Set it up →How it works
- 1. Sign up — get 100 free credits, no card required.
- 2. Create a key from your dashboard.
- 3. Send one request to
/v1/linkedin/search-postsand parse the JSON response.
Use cases
Trend Discovery
Find trending content by keyword or hashtag.
Content Sourcing
Build feeds and playlists programmatically.
Monitoring
Track topics, brands, and competitors.
Research
Sample large sets of content for analysis.
Frequently asked questions
What does the LinkedIn Search Posts API do?+
The LinkedIn Search Posts API lets you search and return matching results from a public LinkedIn query using one GET request to /v1/linkedin/search-posts. It returns clean JSON — no OAuth or scraping setup required.
How many credits does the LinkedIn Search Posts API cost?+
Each successful call costs 16 credits. Responses are cached for 24 hours, and cached results cost 0 credits. Failed or empty results are never charged.
Do I need a LinkedIn 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, and Rumble. We handle proxies, rate limits, retries, and authentication for you.
Is the LinkedIn Search Posts API suitable for production use?+
Yes. It is a stable REST endpoint with predictable JSON, automatic retries, and a shared 24-hour cache. Use it for RAG pipelines, analytics, monitoring, and content automation.
More LinkedIn APIs
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