# Serpex, free: Web scraping API

> Transform any website into clean, structured markdown data perfect for AI training and RAG applications.

Serpex's web scraping API on its Free credits plan. It costs $0.00 per 1,000 pages. It returns 2 of the 7 key fields we check: Markdown, HTML.
We rank 1,653 plans by price. [PhantomJsCloud's $10 monthly plan](https://datacircle.dev/web-scraping-apis/phantomjscloud/10-monthly/llms.txt) is the cheapest paid plan per 1,000 pages: as little as $0.022. PhantomJsCloud's $10 monthly plan covers up to 15,000 pages a day.
[Spider Cloud's $40 monthly plan](https://datacircle.dev/web-scraping-apis/spider-cloud/40-monthly/llms.txt) covers any number of pages. Spider Cloud's $40 monthly plan costs more up front than PhantomJsCloud's $10 monthly plan.
[WebScraping.AI](https://datacircle.dev/web-scraping-apis/webscraping-ai/29-monthly-personal-get-html-get-page-html-datacenter-proxy-no-js-rendering/llms.txt), [ScraperAPI](https://datacircle.dev/web-scraping-apis/scraperapi/299-monthly-business-get-sync-api/llms.txt) and [Scrappey](https://datacircle.dev/web-scraping-apis/scrappey/top-up-pay-as-you-go-post-api-v1-direct-request/llms.txt) are the best web scraping API providers in our benchmark.

- This page: https://datacircle.dev/web-scraping-apis/serpex/free
- [Best web scraping API in 2026: providers compared](https://datacircle.dev/best-web-scraping-api.txt)
- Get it: https://serpex.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Request: `POST https://api.serpex.dev/api/crawl`
- API key: with the plan, on https://serpex.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Its API docs: https://serpex.dev/docs/api/extract?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Sold by: Serpex (https://serpex.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing)
- Checked: 2026-11-01

## In the answer

- Completeness: 29%
- Markdown: ✓
- HTML: ✓

## Price

- $ per 1,000 pages: $0.00
- Per: result
- Billing: free

## Charges

- Repeat free: 5 minutes
- Also pays for: from the same budget: Search

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Transform any website into clean, structured markdown data perfect for AI training and RAG applications.

## Data

- Freshness: live
- Keep data: no limit
- Use data: While your paid subscription is active, Serpex grants you a non-exclusive, worldwide license to access, store, display, analyze, and redistribute—commercially or otherwise—the publicly available data returned by Serpex's API ("Licensed Data"). [...] You may present, transform, or combine the Licensed Data in any manner, provided that you do not add or alter data points in a way that would misrepresent the information actually returned by Serpex's API or cause harm to third parties. [...] You agree not to use any data obtained through Serpex in a manner that (a) discloses private or sensitive personal information, or (b) harms individual or public sentiments, violates applicable laws, or otherwise causes injury.

## Plan

- Pay: $0
- You get: 200 credits
- Enough for: 200 results
- Expires: never

## Rate limit

- Batch: 10

## Speed

- Answer: in the call
- Median: 2.79 s

## The call

- You send: urls. Optional: format
- Method: POST
- Path: /api/crawl

## About the plan

- Plan: Free credits
- Who can get it: anyone

## The 13 fields the plan's answer can hold

URL, page markdown, page HTML, status code, success, total URLs, processed URLs, successful extractions, failed extractions, credits used, free repeats, response time, timestamp

## Serpex's plans (5)

- [Serpex, free](https://datacircle.dev/web-scraping-apis/serpex/free/llms.txt): $0.00 per 1,000, 29% complete, live
- [Serpex, top-up from $5](https://datacircle.dev/web-scraping-apis/serpex/top-up-from-5/llms.txt): $0.80 per 1,000, 29% complete, live
- [Serpex, top-up from $50](https://datacircle.dev/web-scraping-apis/serpex/top-up-from-50/llms.txt): $0.65 per 1,000, 29% complete, live
- [Serpex, top-up from $500](https://datacircle.dev/web-scraping-apis/serpex/top-up-from-500/llms.txt): $0.50 per 1,000, 29% complete, live
- [Serpex, contact us](https://datacircle.dev/web-scraping-apis/serpex/contact-us/llms.txt): 29% complete, live

## Serpex's calls for this API (1)

- `POST /api/crawl`: [Serpex, free](https://datacircle.dev/web-scraping-apis/serpex/free/llms.txt)

## Serpex's APIs (2)

- [Serpex: web scraping API pricing, 5 plans](https://datacircle.dev/web-scraping-apis/serpex/free/llms.txt)
- [Serpex: web search API pricing, 5 plans](https://datacircle.dev/web-search-apis/serpex/free/llms.txt)

## Serpex: web scraping API alternatives

- [Geonode, top-up from $125, Pay As You Go, 250,000-999,999 requests, POST /v1/extract](https://datacircle.dev/web-scraping-apis/geonode/top-up-from-125-pay-as-you-go-250000-999999-requests-post-v1-extract/llms.txt): $0.50 per 1,000, 29% complete, live
- [Decodo, $499 monthly, $499, POST /v1/scrape, 998,000 requests a month](https://datacircle.dev/web-scraping-apis/decodo/499-monthly-499-post-v1-scrape-998000-requests-a-month/llms.txt): $0.50 per 1,000, 43% complete, live
- [Browserless, $500 monthly, Scale, POST /smart-scrape, Smart Scrape API](https://datacircle.dev/web-scraping-apis/browserless/500-monthly-scale-post-smart-scrape-smart-scrape-api/llms.txt): $0.50 per 1,000, 86% complete, live
- [Zenscrape, $99.99 monthly, Medium, GET /api/v1/get, Web Scraping API, JavaScript rendering](https://datacircle.dev/web-scraping-apis/zenscrape/99-99-monthly-medium-get-api-v1-get-web-scraping-api-javascript-rendering/llms.txt): $0.50 per 1,000, 14% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-01.

- https://serpex.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/docs/api/errors?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/docs/api/extract?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/docs/getting-started/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/docs/getting-started/rate-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://serpex.dev/web-scraping?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing