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URL Metadata Extractor

URL Metadata Extractor

Extract OG/meta/canonical/JSON-LD from pasted HTML.

Output

Run the tool to see output.

Last updated:

This tool is provided as-is for convenience. Output should be verified before use in any production or critical context.

Programmatic Access

URL Metadata Extractor is also callable as a free HTTP JSON API at https://aidevhub.io/api/url-metadata-extractor/ — GET with query parameters or POST with a JSON body, no authentication, CORS enabled, 50 requests/day per IP. Responses return { ok, tool, result, meta }. 

curl -s -X POST https://aidevhub.io/api/url-metadata-extractor/ \
  -H "Content-Type: application/json" \
  -d '{"html":"<html><head><title>Example</title><meta property=\"og:title\" content=\"Example OG\"><link rel=\"canonical\" href=\"https://example.com\"></head><body>Hello</body></html>"}'

Machine-readable contract: /api/tool/url-metadata-extractor.json All API endpoints: /agents/ LLM site index: /llms.txt

Agent Invocation

Best Path For Builders

Dedicated API endpoint

Deterministic outputs, machine-safe contracts, and production-ready examples.

Dedicated API

https://aidevhub.io/api/url-metadata-extractor/

OpenAPI: https://aidevhub.io/api/openapi.yaml

GET /api/url-metadata-extractor/ GET url-metadata-extractor
POST /api/url-metadata-extractor/ POST url-metadata-extractor

Unified Runtime API

https://aidevhub.io/api/tools/run/?toolId=url-metadata-extractor&a=...

GET and POST are supported at /api/tools/run/ with identical validation and limits.

Limit: 10 req / 60s, input max 512 KB.

How to Use URL Metadata Extractor

  1. 1

    Prepare your input

    Collect the source text or structured payload you want to process and paste it into the tool input fields.

  2. 2

    Select mode and run

    Choose the relevant mode (if available) and click Run to execute the deterministic transformation.

  3. 3

    Review warnings and output

    Check warnings, validation notes, and generated output before using the result in production workflows.

  4. 4

    Copy and integrate

    Copy the generated output and apply it in your project, API flow, or documentation pipeline.

Frequently Asked Questions

What is URL Metadata Extractor?
URL Metadata Extractor is a free browser-based utility on AI Dev Hub. Extract OG tags, canonical URLs, meta descriptions, and JSON-LD from pasted HTML.