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How to connect Parsera to Claude

Connect Claude Web, Desktop and Cowork to Parsera MCP. Extract all headers from this blog post, get product names and prices from a webpage, and more using natural language, with authentication handled for you.

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Parsera is a lightweight Python library for scraping websites using large language models (LLMs). It enables fast, structured web data extraction without complex manual scripting.

13 Tools

Introduction

Claude is Anthropic's AI assistant, available on the web, in the desktop app, and on mobile. Cowork is its agent for knowledge work, and it runs on all of those surfaces too. Connected to your apps, Claude can work with your files and services to accomplish complex tasks on your behalf.

This guide walks you through the easiest and most secure way to connect your Parsera account to Claude via Composio Connect, enabling it to extract all headers from this blog post, get product names and prices from a webpage, pull all links from a news article, and more such actions on your behalf without compromising your account security.

Setup is the same on Claude Web, Desktop, and Cowork, and you only need to do it once. The connector is tied to your account, so it's available in all three.

Also integrate Parsera with

Claude CodeOpenAI Agents SDKClaude Agent SDKCodexOpenClawHermesAtomic AgentGoogle ADKLangChainVercel AI SDKMastra AILlamaIndexCrewAIPydantic AIAutoGen

Connecting Parsera to Claude Web, Desktop, and Cowork

Two ways to add the Composio connector. Pick whichever you prefer.

1. Add with one click

Click the button. Claude opens with the Composio connector filled in. Click Add, then go to step 2.

Add to Claude

Add manually

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

2. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Web, Desktop, and Cowork

3. Connect your Parsera account

Back in Claude, ask it to connect to Parsera or give it any Parsera-related task.

For example, ask Claude to:

  • "Extract all headers from this blog post"
  • "Get product names and prices from a webpage"
  • "Pull all links from a news article"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Claude, and your Parsera account is ready to use.

What is the Parsera Claude Connector, and what's possible with it?

The Parsera MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Parsera account. It provides structured and secure access to website content, so your agent can extract markdown, parse structured data, and automate web scraping workflows on your behalf.

  • Extract markdown from webpages: Ask your agent to pull clean, readable markdown content directly from any public URL or file.
  • Parse and structure HTML content: Let your agent analyze raw HTML or text and convert it into structured data you can use for downstream tasks.
  • Automate data extraction workflows: Direct your agent to combine fetching, parsing, and formatting steps to streamline web scraping projects end-to-end.
  • Simplify report and content generation: Have your agent turn scraped website data into markdown reports or ready-to-use documentation for your projects.

Troubleshooting

1. Why does Claude not use the Composio connector for Parsera?

The connector can show as connected, but Claude must use it in each Parsera conversation.

  • Click + at the lower left of the chat, or type /.
  • Hover Connectors.
  • Turn on Composio.
  • Ask Claude to connect to Parsera again.

2. Why does Claude show an MCP server error before Parsera connects?

Claude can show Couldn't reach the MCP server or Authorization with the MCP server failed when you add the connector for Parsera.

  • Check that the connector URL is https://connect.composio.dev/mcp.
  • Connectors run from Anthropic's cloud, so your device network is usually not the problem.
  • Add the connector again from Customize > Connectors, then ask Claude to connect Parsera.
  • If it fails again, send the error and the ofid_ reference id to support@composio.dev.

3. Why does the Parsera authorization link not work?

The Composio connector is one server. Your Parsera account connects separately when Claude asks for it.

  • If the browser does not open, or the link expires, ask Claude to retry the Parsera connection.
  • Composio creates a fresh Parsera authorization link.
  • Open that link in your browser and finish the Parsera sign-in.

4. Why do Parsera actions fail after they worked before?

The Parsera connection can expire or lose permission.

  • Ask Claude to inspect the Parsera connection.
  • If the connection is unhealthy, disconnect it when Claude prompts you.
  • Reconnect the Parsera account and retry the action.
  • If Claude shows a permission prompt, approve it before Claude changes data in Parsera.
  • If the action still fails with a permission error, check that the connected account has that permission in Parsera itself.

5. How do I switch to a different Parsera account?

Claude can manage the Parsera connection for you.

  • Ask Claude to disconnect or delete the current Parsera account.
  • Ask Claude to connect Parsera again.
  • Open the new Composio authorization link for Parsera.
  • Sign in with the other Parsera account in the browser.
  • After the account connects, ask Claude to retry the Parsera task.

6. Why is my Parsera connection missing in Claude Desktop or on a Team plan?

The connector belongs to your Claude account, so your Parsera connection works in Claude Web, Desktop, and Cowork.

  • In Claude Desktop, open Customize > Connectors.
  • Next to Composio, click ⋮ and click Clear cache.
  • If Parsera tools still do not appear, click ⋮, disconnect, remove the connector, and add it again.
  • On Team or Enterprise, an Owner or Primary Owner must enable the connector before you can connect Parsera.
TOOLS

Supported Tools

Every Parsera action and event your agent gets out of the box.

Create Scraper

Tool to create a new empty scraper for your account.

Delete Scraper

Tool to delete an existing scraper by its ID.

Extract Data from Webpage

Tool to perform LLM-powered data extraction from a live webpage URL with specified attributes.

Extract Markdown

Tool to extract markdown content from a file or URL.

Get LLM Specifications

Tool to retrieve standardized LLM capabilities and pricing specifications.

Get Proxy Countries

Tool to retrieve the list of available proxy countries for web scraping requests.

Health Check

Tool to verify API availability and operational status.

List Agents

Tool to retrieve all available agents for the authenticated user.

List Scrapers

Tool to list all templates and old scrapers for the authenticated user.

Parse Content (Enhanced)

Tool to extract structured data from raw HTML or text content using AI with advanced options.

Remove Agent

Tool to delete an existing agent by name.

Run Scraper Template

Tool to run a scraper template on a specified URL with optional proxy and cookies.

Scrape With Agent

Tool to run a previously generated scraper agent on a specific URL to extract structured data.

FRAMEWORKS

How to build Parsera MCP Agent with another framework

Claude Code logo

Claude Code

Use Parsera MCP with Claude Code

OpenAI Agents SDK logo

OpenAI Agents SDK

Use Parsera MCP with OpenAI Agents SDK

Claude Agent SDK logo

Claude Agent SDK

Use Parsera MCP with Claude Agent SDK

Codex logo

Codex

Use Parsera MCP with Codex

OpenClaw logo

OpenClaw

Use Parsera MCP with OpenClaw

Hermes logo

Hermes

Use Parsera MCP with Hermes

Atomic Agent logo

Atomic Agent

Use Parsera MCP with Atomic Agent

Google ADK logo

Google ADK

Use Parsera MCP with Google ADK

LangChain logo

LangChain

Use Parsera MCP with LangChain

Vercel AI SDK logo

Vercel AI SDK

Use Parsera MCP with Vercel AI SDK

Mastra AI logo

Mastra AI

Use Parsera MCP with Mastra AI

LlamaIndex logo

LlamaIndex

Use Parsera MCP with LlamaIndex

CrewAI logo

CrewAI

Use Parsera MCP with CrewAI

Pydantic AI logo

Pydantic AI

Use Parsera MCP with Pydantic AI

AutoGen logo

AutoGen

Use Parsera MCP with AutoGen

FAQ

Frequently asked questions

With a standalone Parsera MCP server, the agents and LLMs can only access a fixed set of Parsera tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Parsera and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Parsera tools.

Yes, absolutely. You can configure which Parsera scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Parsera data and credentials are handled as safely as possible.

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