Gmail MCP Server for LlamaIndex 12 tools — connect in under 2 minutes
LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add Gmail as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.
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Vinkius supports streamable HTTP and SSE.
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 Gmail. "
"You have 12 tools available."
),
)
response = await agent.run(
"What tools are available in Gmail?"
)
print(response)
asyncio.run(main())
* 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 Gmail MCP Server
Connect your Gmail enterprise or personal account to any AI agent and bring the power of automated email handling into your IDE or chat client.
LlamaIndex agents combine Gmail tool responses with indexed documents for comprehensive, grounded answers. Connect 12 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
- Inbox Reading — Read full threads, extract important updates, or summarize chains spanning massive email chains completely headless
- Searching & Filtering — Run advanced queries (like 'from:boss@company.com is:unread') to zero in on the messages that matter right now
- Mail Composition — Draft, formulate, and definitively send responsive emails directly into ongoing threads naturally
- Label Management — Categorize, label, organize and modify read/unread states of specific incoming messages to keep Inbox Zero
The Gmail MCP Server exposes 12 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 Gmail to LlamaIndex via MCP
Follow these steps to integrate the Gmail 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 12 tools from Gmail
Why Use LlamaIndex with the Gmail MCP Server
LlamaIndex provides unique advantages when paired with Gmail through the Model Context Protocol.
Data-first architecture: LlamaIndex agents combine Gmail tool responses with indexed documents for comprehensive, grounded answers
Query pipeline framework lets you chain Gmail tool calls with transformations, filters, and re-rankers in a typed pipeline
Multi-source reasoning: agents can query Gmail, a vector store, and a SQL database in a single turn and synthesize results
Observability integrations show exactly what Gmail tools were called, what data was returned, and how it influenced the final answer
Gmail + LlamaIndex Use Cases
Practical scenarios where LlamaIndex combined with the Gmail MCP Server delivers measurable value.
Hybrid search: combine Gmail real-time data with embedded document indexes for answers that are both current and comprehensive
Data enrichment: query Gmail 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 Gmail for fresh data
Analytical workflows: chain Gmail queries with LlamaIndex's data connectors to build multi-source analytical reports
Gmail MCP Tools for LlamaIndex (12)
These 12 tools become available when you connect Gmail to LlamaIndex via MCP:
find_emails_from_sender
Search by sender
get_gmail_profile
Get mailbox identity
get_message_content
Read email content
get_thread_details
Read thread messages
list_gmail_messages
Supports query "q" for searching. List all messages
list_gmail_threads
Supports query "q". List conversations
list_mailbox_labels
List system/user labels
list_unread_emails
List unread messages
modify_message_labels
Add/remove labels
trash_gmail_message
Move to trash
untrash_gmail_message
Recover from trash
verify_api_connection
Check connection
Example Prompts for Gmail in LlamaIndex
Ready-to-use prompts you can give your LlamaIndex agent to start working with Gmail immediately.
"Fetch the 3 most recent unread emails from the CEO regarding "Budget"."
"Send an email to mark@domain.com saying the project is delayed and we need to schedule a call."
"Mark all messages matching 'Promotions 2022' as read in my backend."
Troubleshooting Gmail MCP Server with LlamaIndex
Common issues when connecting Gmail to LlamaIndex through the Vinkius, and how to resolve them.
BasicMCPClient not found
pip install llama-index-tools-mcpGmail + LlamaIndex FAQ
Common questions about integrating Gmail MCP Server with LlamaIndex.
How does LlamaIndex connect to MCP servers?
Can I combine MCP tools with vector stores?
Does LlamaIndex support async MCP calls?
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Microsoft's framework for multi-agent collaborative conversations.
Connect Gmail to LlamaIndex
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.
