readability-extractor

name	Readability Extractor
slug	readability-extractor
description	Strip ads, navigation, and sidebars from any article URL or HTML. Use when agents need clean reading content for LLM context, article summarization, or RAG pipelines. Returns title, clean text, excerpt, and word count.
category	Content
tags	["readability","article","content-extraction","rag","clean-text"]
price_per_call	0
input_schema	{"type":"object","properties":{"url":{"type":"string","description":"URL to fetch and extract content from"},"html":{"type":"string","description":"Raw HTML to extract content from"}},"required":[]}
output_schema	{"type":"object","properties":{"title":{"type":"string"},"content":{"type":"string"},"excerpt":{"type":"string"},"wordCount":{"type":"number"}}}
metadata	{"requires":{"env":["CLAW0X_API_KEY"]}}

Readability Extractor

Extract clean, readable content from any webpage or HTML. Strips ads, navigation, sidebars, scripts, and noise. Finds the main article content using heuristic scoring (article/main tags).

Use Cases

• LLM context preparation (clean text for prompts)
• Article summarization preprocessing
• RAG pipeline content extraction
• Content archiving (strip noise, keep substance)

Prerequisites

1. Sign up at claw0x.com
2. Create API key in Dashboard

Pricing

FREE. No charge per call.

• Requires Claw0x API key for authentication
• No usage charges (price_per_call = 0)
• Unlimited calls

Example

Input:

{ "url": "https://example.com/blog/article" }

Output:

{
  "title": "Article Title",
  "content": "Clean article text without ads or navigation...",
  "excerpt": "Clean article text without ads...",
  "wordCount": 450,
  "source": "https://example.com/blog/article"
}

Error Codes

Code	Meaning
400	Missing url/html, or URL fetch failed
401	Missing or invalid API key