castomAPI
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Web, search & AI · 3 operations

Crawl API

Whole sites: basic, deep, or every image — with limits you set and a structure you can index.

Utilities 1–2 tokens API key

Endpoints in Crawl

POSTRecursively crawl a site's static HTML (no JS rendering)/v1/crawl/basicfrom 1 token POSTRecursively crawl a JS-rendered site with a real stealth-mode browser/v1/crawl/deepPRO from 2 tokens POSTRecursively crawl a site's static HTML (no JS rendering) and collect every image URL found on each page/v1/crawl/imagesfrom 1 token

Cost and limits

This operation costs 1–2 tokens. A call that fails is never billed. Every account gets 1000 free tokens a month; paid balances never expire.

Rate limits per minute

No key 10 · Free 60 · Pro 300 · Enterprise 1200 ·

OpenAPI

https://app.castomapi.com/docs/json

Web, search & AI

Scrape

One page, its images, its favicon, its Google reviews, a CEIDG record, a content moderation verdict, a site's stack.

SERP

Search results, keyword research, rivals, cannibalisation, mobile tests and element counts.

Trends

Interest over time and by region, suggestions, top charts and what is trending now.

Proxy

Safe fetch, stealth fetch, CORS, image transforms, RSS and XML to JSON, CSV streams, cache acceleration, an LLM relay, webhook relay.

AI

A UX audit of any URL: multi-viewport screenshots read by a vision model, with concrete suggestions.

Email

Read and send over the customer's own IMAP and SMTP — stateless, nothing stored.