โœจ FREE โ€ข UNLIMITED โ€ข PRIVATE

The Research Platform
Built for AI Agents

Hosted search engine, web content extractor, and API infrastructure.
Zero cost. No rate limits. Complete privacy. Drop-in replacement for Jina Reader.

$0
API Cost Per Request
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Rate Limits
5x
Faster Than Jina
100%
Privacy Guaranteed

Complete Research Infrastructure

Everything you need to build powerful research agents and tools

โœ“ LIVE
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Search Engine

Privacy-respecting meta-search powered by SearchXNG. Aggregates results from Google, Bing, DuckDuckGo, and 70+ other engines. No tracking, no logs, no cookies.

Open Search โ†’
โœ“ LIVE
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Web Reader API

Extract clean markdown from any webpage. Jina Reader alternative with 81% content quality, 5x faster speed, and zero API costs. Includes PDF support.

API Docs โ†’
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Research Engine

Academic paper search and synthesis with built-in citation traversal and knowledge graph. Perfect for deep research and literature review automation.

Coming Soon

Why Choose RESearcher?

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Zero Cost Forever

No API fees, no usage limits, no hidden charges. Completely free to use for individuals, researchers, and commercial projects.

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Blazing Fast

5x faster than Jina Reader (850ms vs 4200ms). No LLM inference overhead. Optimized for batch processing.

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100% Private

Privacy-first infrastructure. No tracking pixels, no analytics, no logs. Your searches and extractions stay completely private.

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No Rate Limits

Unlimited searches, unlimited extractions, unlimited API calls. Build whatever you want without worrying about quotas.

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Open Access First

Automatically rewrites DOI links to free versions via Unpaywall. Prioritizes open-access papers and preprints.

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Agent-Ready

Drop-in replacement for Jina Reader. Works with Amp, Cursor, Windsurf, Claude Desktop, and any AI coding agent.

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Screenshot Capture

Full-page and element-specific screenshots using Playwright. Perfect for archival and visual verification.

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PDF Extraction

Native PDF parsing with section detection. Works with academic papers, technical docs, and research reports.

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Batch Processing

Extract content from multiple URLs simultaneously. Optimized for large-scale web scraping and research workflows.

Simple, Powerful API

RESTful API with JSON responses. Try it live below!

๐Ÿš€ Try It Live

Enter any URL to extract its content as clean markdown

# Extract webpage content
curl -X POST https://api.fast-researcher.com/api/read \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://example.com",
    "format": "markdown"
  }'

# Batch extract multiple URLs
curl -X POST https://api.fast-researcher.com/api/batch \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "urls": [
      "https://site1.com",
      "https://site2.com",
      "https://site3.com"
    ],
    "format": "markdown"
  }'

# Extract PDF content
curl -X POST https://api.fast-researcher.com/api/pdf \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://arxiv.org/pdf/2301.12345.pdf"
  }'

# Take screenshot
curl -X POST https://api.fast-researcher.com/api/screenshot \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://example.com",
    "fullPage": true
  }'
POST

Read Webpage

/api/read

Extract clean markdown or text from any webpage. Returns metadata, title, and structured content.

POST

Batch Extract

/api/batch

Extract content from multiple URLs in parallel. Max 10 URLs per request.

POST

PDF Extract

/api/pdf

Parse PDF files and extract text content with section detection and metadata.

POST

Screenshot

/api/screenshot

Capture full-page or element-specific screenshots. Returns base64 image data.

GET

Web Search

/api/search?q=...

Search the web and optionally extract content from results automatically.

GET

Jina Compatible

/r/{url}

Drop-in replacement for Jina Reader's r.jina.ai endpoint. Returns plain text.

RESearcher vs Jina Reader

Side-by-side comparison of features, performance, and capabilities

Feature RESearcher Jina Reader
API Cost $0 forever Free tier limited
Rate Limits None 200 requests/min
Speed (HTML) 850ms avg 4200ms avg
Content Quality 81% (no LLM) 100% (uses LLM)
Privacy 100% self-hosted Anonymous logs
PDF Support โœ“ โœ“
Screenshot Capture โœ“ โœ—
Batch Processing โœ“ โœ—
Built-in Search โœ“ โœ—
Hosted Service โœ“ (Free) โœ“ (Paid)
Custom Domains โœ“ โœ—

How It Works

Modern architecture built for speed, reliability, and scale

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1. Fetch & Parse

Retrieves webpage using Playwright for JS-heavy sites or Cheerio for static HTML. Handles redirects, authentication, and edge cases.

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2. Clean & Extract

Removes ads, scripts, navigation, footers. Identifies main content using multiple heuristics and semantic analysis.

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3. Convert to Markdown

Converts HTML to clean markdown using Turndown. Preserves links, formatting, code blocks, and document structure.

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4. Optimize & Return

Post-processes markdown for LLM consumption. Removes excessive whitespace, fixes formatting, and adds metadata.

Built For Developers

Perfect for AI agents, research tools, and content pipelines

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AI Coding Agents

Drop-in replacement for Jina Reader in Amp, Cursor, Windsurf, Claude Desktop, and other AI tools. Works with any agent that supports custom MCP servers.

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Research Automation

Extract academic papers, build knowledge graphs, automate literature reviews. Perfect for systematic reviews and meta-analyses.

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Content Aggregation

Monitor news sites, blogs, and documentation. Build RSS alternatives, content curators, and news aggregators without rate limits.

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Web Scraping

Extract product data, job listings, real estate info. Batch process thousands of URLs without hitting API quotas.

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LLM Context

Feed webpages to GPT, Claude, Gemini. Build chatbots with web access, RAG pipelines, and document Q&A systems.

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Privacy-First Tools

Build research tools for sensitive projects. Keep all web scraping on your infrastructure with zero data leakage.