Haunt API MCP Server
AI-powered web data extraction MCP server — extract structured JSON from any website with natural language prompts.
Documentation
Haunt API: Clean Web Data for Apps and Agents
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web data api
Clean web data for apps and agents in one API call.
From pricing pages to company sites, Haunt extracts the data you need without the headache.
No credit card1,000 credits/month freeClear errors when a page is blocked No credit card1,000 credits/month freeClear errors when a page is blocked
Stop copying website data by hand.
Before Haunt, you open pages, hunt for details, paste them into a sheet, and still wonder what you missed.
After HauntA pricing page becomes a clean list of plans, prices, limits, and features.
Try a safe sample before creating an account. Create a free key only when you want to test your own URL. If a page is blocked or login-only, Haunt says so instead of making things up.
“Catch price changes faster”
See the result before you hand over your email.
Run the sample, see the answer Haunt returns, then create a free key when you are ready to test your own page.
Open the sample once. See clean fields instead of a messy page. Use your own URL only when the result makes sense.
If website data matters to your work, manual checking is already costing you time.
Run the sample demoView sample data example scrape
eBay search results page.
Searchrefurbished business laptops Items found24 listings
Lenovo ThinkPad T480, i5, 16GB RAM£179Top-rated seller, free postage, 22 sold, refurbished grade B. Dell Latitude 5400, i5, 8GB RAM£149Buy it now, 3 left, seller rating 99.6%, charger included. HP EliteBook 840 G6, i7, 16GB RAM£219Best offer available, 14-day returns, dispatches tomorrow.
Turns a messy marketplace results page into products, prices, sellers, stock cues, shipping notes, and return signals. Clean enough for a spreadsheet, dashboard, app, or AI agent. Free sample first. Real URL when you create a key.Show the small JSON sample for developers
{
"query": "refurbished business laptops",
"source": "eBay search results page",
"items_found": 24,
"items": [
{
"title": "Lenovo ThinkPad T480, i5, 16GB RAM",
"price": "£179",
"seller": "top-rated",
"shipping": "free postage",
"stock_signal": "22 sold",
"condition": "refurbished grade B"
},
{
"title": "Dell Latitude 5400, i5, 8GB RAM",
"price": "£149",
"seller_rating": "99.6%",
"stock_signal": "3 left",
"shipping": "charger included"
},
{
"title": "HP EliteBook 840 G6, i7, 16GB RAM",
"price": "£219",
"offer_type": "best offer available",
"returns": "14-day returns",
"dispatch": "dispatches tomorrow"
}
]
}
“Summarise a company fast”
no fake magic
It saves time because it tells the truth.
Bad extraction tools waste your time by pretending blocked pages worked. Haunt is built to fail clearly when the page cannot support the answer.
Works on normal public pages like company sites, pricing pages, docs, articles, and directories. Can render many JavaScript pages. Heavy app shells, login walls, and verification pages can still fail clearly. Returns a clear error when a page is blocked, empty, or login-only. Does not invent data just to look successful.
“Give your AI cleaner facts”
start free
Create a free key. Make one real extraction.
No credit card. Free gives 1,000 credits each month. Save this key when it appears, then follow the first extraction command.
Password is only used to regenerate/manage your key later. No dashboard required. Get free key
Save this key. It is shown once and cannot be recovered later. ``
Expected response: {"success": true, "data": {...}, "trace": {"fetch": {...}, "extraction": {...}, "confidence": 0.0}}
for developers
When you are ready, pick your setup.
REST API
Send a URL and prompt from your app, script, queue, or workflow. Read REST docs
MCP for AI tools
Connect Haunt to Claude, Cursor, or another MCP client. MCP setup
Trace
Responses use one canonical "trace" object with "fetch", "extraction", and "confidence" fields so your app can decide what to trust.
Capability guide
pricing
Start free. Pay only when it is useful.
Freestart here £0*/month*1,000 credits/month
Enough to prove the first real extraction before you spend anything.
Starterbest first paid £19*/month*10,000 credits/month
For small recurring jobs on reachable public pages.
Progrow £49*/month*30,000 credits/month, bring-your-own headers/cookies beta
More volume plus authorized headers/cookies beta for pages you can access.
Scalebatch £99*/month*80,000 credits/month, BYO headers/cookies beta and batch
Higher volume, batch workflows, and the same honest failure behaviour.
short answers
Questions normal humans ask.
What does Haunt do?
It extracts useful fields from public web pages and returns them as structured JSON.
Can I try it without signing up?
Yes. Use the demo first. Create a key only when you want to test your own URL.
What if the page is blocked?
Haunt detects many CAPTCHA and human-verification blocks and returns a clear error like captcha_required. It does not solve CAPTCHAs or bypass login walls.
How do credits work?
Simple monthly plans based on credits. Failed extractions do not burn credits. No automatic overages. Simple pages usually use 1 credit, normal structured extraction 2, browser-rendered pages 4, and heavy pages 8.
Can developers still use MCP or REST?
Yes. The simple front door is for humans. The developer setup is in the docs and MCP pages.
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