How do I get my ON24 API credentials?

Log in to your ON24 account and navigate to the API Management section in the Analytics or Integration menu to generate your Client ID, API Key, and Secret.

Can I see attendee viewing time?

Yes! Use the `get_attendee_engagement` tool with the event ID and attendee email to retrieve detailed engagement metrics including total minutes watched.

Does this support multi-registration tracking?

Yes, you can list registrants for any specific event using `list_event_registrants` and check individual registration statuses.

ON24 Virtual Events MCP Server for LlamaIndex 10 tools — connect in under 2 minutes

Name: ON24 Virtual Events
Availability: InStock
Author: Vinkius

docs.llamaindex.ai/en/stable/module_guides/tools/mcp

Built by Vinkius GDPR 10 Tools Framework

LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add ON24 Virtual Events as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

python

import asyncio
from llama_index.tools.mcp import BasicMCPClient, McpToolSpec
from llama_index.core.agent.workflow import FunctionAgent
from llama_index.llms.openai import OpenAI

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    mcp_client = BasicMCPClient("https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
    mcp_tool_spec = McpToolSpec(client=mcp_client)
    tools = await mcp_tool_spec.to_tool_list_async()

    agent = FunctionAgent(
        tools=tools,
        llm=OpenAI(model="gpt-4o"),
        system_prompt=(
            "You are an assistant with access to ON24 Virtual Events. "
            "You have 10 tools available."
        ),
    )

    response = await agent.run(
        "What tools are available in ON24 Virtual Events?"
    )
    print(response)

asyncio.run(main())

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* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About ON24 Virtual Events MCP Server

Connect your ON24 account to your AI agent and gain deep insights into your webinar and virtual event performance through natural conversation and real-time data access.

LlamaIndex agents combine ON24 Virtual Events tool responses with indexed documents for comprehensive, grounded answers. Connect 10 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.

What you can do

Event Oversight — List all upcoming and past webinars and retrieve detailed scheduling and configuration metadata.
Registrant Tracking — Access complete lists of individuals who have registered for specific events and check their profile details.
Attendee Analytics — Monitor who actually attended your events and retrieve granular engagement and viewing time metrics.
Engagement Intelligence — Access results from event surveys and polls to understand audience sentiment.
Q&A Monitoring — List all questions asked by attendees and their respective answers during live sessions.
Performance Reporting — Fetch high-level event analytics including total views, conversions, and impact scores.
Deep Inspection — Fetch complete metadata for specific events, registrants, or surveys using their unique IDs.

The ON24 Virtual Events MCP Server exposes 10 tools through the Vinkius. Connect it to LlamaIndex in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect ON24 Virtual Events to LlamaIndex via MCP

Follow these steps to integrate the ON24 Virtual Events MCP Server with LlamaIndex.

Install dependencies

Run pip install llama-index-tools-mcp llama-index-llms-openai

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Run the agent

Save to agent.py and run: python agent.py

Explore tools

The agent discovers 10 tools from ON24 Virtual Events

Why Use LlamaIndex with the ON24 Virtual Events MCP Server

LlamaIndex provides unique advantages when paired with ON24 Virtual Events through the Model Context Protocol.

Data-first architecture: LlamaIndex agents combine ON24 Virtual Events tool responses with indexed documents for comprehensive, grounded answers

Query pipeline framework lets you chain ON24 Virtual Events tool calls with transformations, filters, and re-rankers in a typed pipeline

Multi-source reasoning: agents can query ON24 Virtual Events, a vector store, and a SQL database in a single turn and synthesize results

Observability integrations show exactly what ON24 Virtual Events tools were called, what data was returned, and how it influenced the final answer

ON24 Virtual Events + LlamaIndex Use Cases

Practical scenarios where LlamaIndex combined with the ON24 Virtual Events MCP Server delivers measurable value.

Hybrid search: combine ON24 Virtual Events real-time data with embedded document indexes for answers that are both current and comprehensive

Data enrichment: query ON24 Virtual Events to augment indexed data with live information before generating user-facing responses

Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying ON24 Virtual Events for fresh data

Analytical workflows: chain ON24 Virtual Events queries with LlamaIndex's data connectors to build multi-source analytical reports

ON24 Virtual Events MCP Tools for LlamaIndex (10)

These 10 tools become available when you connect ON24 Virtual Events to LlamaIndex via MCP:

get_attendee_engagement

Get attendee engagement stats

get_event_details

Get specific event info

get_event_qa_log

Get event Q&A log

get_event_summary_analytics

Get event performance summary

get_registrant_details

Get registrant info

get_survey_responses

Get survey response data

list_event_attendees

List event attendees

list_event_registrants

List event registrants

list_event_surveys

List event surveys

list_virtual_events

List all virtual events

Example Prompts for ON24 Virtual Events in LlamaIndex

Ready-to-use prompts you can give your LlamaIndex agent to start working with ON24 Virtual Events immediately.

"List all my webinars from last month."

"How many people attended the 'Annual Summit' event?"

"Show me the survey results for the 'Developer Workshop' webinar."

Troubleshooting ON24 Virtual Events MCP Server with LlamaIndex

Common issues when connecting ON24 Virtual Events to LlamaIndex through the Vinkius, and how to resolve them.

BasicMCPClient not found

Install: pip install llama-index-tools-mcp

ON24 Virtual Events + LlamaIndex FAQ

Common questions about integrating ON24 Virtual Events MCP Server with LlamaIndex.

How does LlamaIndex connect to MCP servers?

Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.

Can I combine MCP tools with vector stores?

Yes. LlamaIndex agents can query ON24 Virtual Events tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.