How to integrate Openperplex MCP with Atomic Agent

Connect Atomic Agent to Openperplex MCP. Find recent news articles about ai regulation, extract main text from a specific blog post, and more using natural language, with authentication handled for you.

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Api Key

Openperplex is an API for fast, global web search and content analysis. It helps AI applications find, summarize, and extract insights from online content.

8 Tools

Introduction

Atomic Agent is an open-source AI agent that runs on your machine and supports local models through llama.cpp. Connect it to 1,500+ apps through Composio, including Openperplex.

This guide uses Atomic Agent's built-in Composio integration. You need Atomic Agent v0.5.6 or later, your own Composio API key, and a Openperplex account. See the Atomic Agent documentation for installation instructions.

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How Atomic Agent connects to Openperplex

Atomic Agent connects to Composio's Tool Router over Streamable HTTP MCP. It discovers the tools needed for your request, and Composio handles account authentication.

Execution and account-connection tools follow Atomic Agent's configured approval policy. Review any approval prompt before allowing an action on your connected account.

Connect Openperplex to Atomic Agent

  1. Sign up or sign in to the Composio dashboard. Copy your API key.
  2. In Atomic Agent, open the Integrations tab and select Composio. Select API key, press e, paste the key, and press Enter. The tools become available immediately, without a restart.
  3. Ask Atomic Agent to do something in Openperplex. It searches Composio for the right tool.
  4. On first use, open the sign-in link returned in the chat. Connect your Openperplex account, then return to Atomic Agent to continue.

Headless setup

Add the following line to ~/.atomic-agent/.env, replacing YOUR_COMPOSIO_API_KEY with your key. Start Atomic Agent after saving the file.

bash
COMPOSIO_API_KEY=YOUR_COMPOSIO_API_KEY

What is the Openperplex MCP server, and what's possible with it?

The Openperplex MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Openperplex account. It provides structured and secure access to powerful web search, real-time content streaming, and website analysis tools, so your agent can perform actions like global searches, web content extraction, document interrogation, and live website analysis on your behalf.

  • Powerful global search and filtering: Instantly ask your agent to search across the web or custom document sets with advanced query options, filters, and field selection for tailored results.
  • Live streaming search results: Enable your agent to provide real-time updates on search queries, perfect for monitoring changing information or tracking trends as they unfold.
  • Website content extraction: Have your agent pull main text, full markdown, or screenshots from any publicly accessible website, making it easy to analyze, summarize, or archive web content.
  • Natural language querying of online documents: Let your agent interrogate web-hosted content directly using natural language, giving you precise answers and insights from any URL.
  • Custom document search and analysis: Empower your agent to search specific document collections, apply filters, and surface relevant content for research, competitive analysis, or data gathering tasks.

Use Openperplex from Atomic Agent

With your account connected, ask Atomic Agent to work with Openperplex in natural language. You can connect more apps through the same Composio integration as you need them.

Visit the Atomic Agent website or inspect the Atomic Agent source code.

Troubleshooting

Why is my API key rejected?

Copy the key directly from the Composio dashboard. Atomic Agent requires ASCII characters because it sends the key in an HTTP header. Remove any extra characters introduced when copying.

Why are Composio tools unavailable after saving a key?

Check that you use Atomic Agent v0.5.6 or later and that Composio is enabled in your configuration. A "composio": { "enabled": false } setting disables the integration while keeping the saved key on disk.

Does Composio have a free plan?

The Hobby plan includes 100,000 tool calls per month. Composio-managed OAuth apps have a lower included allowance. See Composio pricing for the current limits that apply to your connection.

TOOLS

Supported Tools

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

Custom Search

Tool to perform a custom search with optional filtering and field selection.

Custom Search Stream

Tool to perform custom streaming search with custom prompts.

Get Website Markdown

Tool to retrieve the markdown content of a specified website.

Get Website Screenshot

Tool to capture a screenshot of a website.

Get Website Text

Tool to retrieve the main text content of a specified website URL.

Query from URL

Tool to query documents from a URL.

Search Documents

Tool to search documents using query parameters.

Search Stream

Tool to stream search results from OpenPerplex.

FAQ

Frequently asked questions

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

Yes, you can. Atomic Agent 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 Openperplex tools.

Yes, absolutely. You can configure which Openperplex 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 Openperplex data and credentials are handled as safely as possible.

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