Exa Find Similar is a paid API for AI agents from StableEnrich at stableenrich.dev, paid per call via MPP or x402, $0.01/call, status unknown (last checked 2026-10-11, last successful call 2026-05-27).
Finds web pages that are semantically similar to a given URL using Exa's neural similarity search
Pay-per-request access to FullEnrich, CompanyEnrich, LeadMagic, Exa, Firecrawl, Google Maps, Serper, and Whitepages APIs. No auth, no subscriptions.
An array of similar web pages, each with URL, title, relevance score, optional full text, summary, highlights, published date, author, favicon, and extracted links. Also includes request ID and cost breakdown.
POSThttps://stableenrich.dev/api/exa/find-similar?utm_source=zero.xyzUse this endpoint when you have a specific URL and want to discover semantically similar pages — ideal for competitive research, content recommendation, finding related articles, or discovering alternative sources. Prefer this over keyword search when you want similarity based on the full content and meaning of a page rather than specific terms.
{
"url": "https://www.wikipedia.org",
"contents": {
"text": true
},
"numResults": 5,
"startPublishedDate": "2023-01-01"
}| Field | Type | Description |
|---|---|---|
| url | string | The URL to find similar links to |
| contents | — | |
| numResults | number | |
| endCrawlDate | string | |
| excludeDomains | array | Exclude these hostnames from results. Use full hostnames (e.g. "stanford.edu"), not bare TLDs like "edu". Blocked domains (reddit.com, twitter.com, x.com, instagram.com, facebook.com, ebay.com, nytimes.com, cnn.com, reuters.com, or craigslist.org) return 400 even in exclude lists — omit them entirely. |
| includeDomains | array | Restrict results to these hostnames. Use full hostnames (e.g. "stanford.edu"), not bare TLDs like "edu". Blocked domains (reddit.com, twitter.com, x.com, instagram.com, facebook.com, ebay.com, nytimes.com, cnn.com, reuters.com, or craigslist.org) return 400 — do not include. |
| startCrawlDate | string | |
| endPublishedDate | string | |
| startPublishedDate | string |
{
"_truncated": true,
"_originalSize": 148564
}| Field | Type | Description |
|---|---|---|
| context | string | |
| resultsrequired | array | |
| requestId | string | |
| costDollars | object |
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