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Serpex

Cheap, Fast Search API for AI | From $0.50 per 1,000

Monthly visits
3.7K
Pricing
Paid
Starter, Standard, Scale, Enterprise
Added
Oct 24 2025

About Serpex

Serpex is a developer API that provides real-time web search results and the content behind them. It targets developers and businesses building AI agents and LLM applications that need live web data in a single call. The API returns structured results in JSON and can optionally include each page’s content as Markdown. A single key enables access to two APIs: search and extract. The service emphasizes speed, reliability, and ease of integration with minimal code.

Users authenticate with an API key and make requests to search and crawl endpoints. Serpex exposes a REST API and offers SDKs for various runtimes. The documentation provides quickstart guides, endpoint references, and usage data to help implement search and extraction workflows in client applications.

The search API delivers ranked results with metadata, while the crawl endpoint fetches and cleans content from URLs. The platform supports automatic fallbacks across multiple sources to improve result reliability. Credits are consumed per request and top-ups determine pricing, with credits never expiring.

Serpex provides different pricing tiers based on top-up size and throughput. It includes a free signup offer with credits, various top-up ranges, and enterprise options with custom pricing and SLAs. The platform concentrates on real-time data delivery, page content extraction, and analytics for AI-driven workflows.

Use cases

  • Ground AI applications in real-time search results and live page content

Key features

  • Real-time search results
  • JSON API responses
  • Automatic fallback across sources
  • Page content extraction
  • 1 credit per fresh search
  • 1 credit per URL
  • Credits never expire
  • 24/7 chat/email support
  • Detailed analytics

Pros and cons

Pros

200 free credits on signup, no card required

Cons

Rate limits per second vary by plan (Starter, Standard, Scale)

Pricing

Starter
$0.80 / 1 k requests
  • Real-time search results
  • JSON API responses
  • Automatic fallback across sources
  • Page content extraction
  • 99% uptime
  • Detailed analytics
  • 24/7 chat/email support
Standard
$0.65 / 1 k requests
  • Real-time search results
  • JSON API responses
  • Automatic fallback across sources
  • Page content extraction
  • 99% uptime
  • Detailed analytics
  • 24/7 chat/email support
Scale
$0.50 / 1 k requests
  • Real-time search results
  • JSON API responses
  • Automatic fallback across sources
  • Page content extraction
  • 99% uptime
  • Detailed analytics
  • 24/7 chat/email support
Enterprise
Custom pricing
  • Custom pricing & SLAs for $2000+ volume

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Frequently asked questions

What is Serpex?
Serpex is a developer API for two things: Search and Extract / Crawl.
Is there a free trial?
Yes, all new accounts receive 200 free credits to test the API; no credit card required.
What are credits and how do they work?
Credits are the billing currency; 1 credit per search and 1 per URL for extraction.
How fast are API responses?
API responses typically occur within 1-4 seconds for most queries.

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