42Crunch MCP Server for LlamaIndex 10 tools — connect in under 2 minutes
LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add 42Crunch as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.
ASK AI ABOUT THIS MCP SERVER
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 42Crunch. "
"You have 10 tools available."
),
)
response = await agent.run(
"What tools are available in 42Crunch?"
)
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 42Crunch MCP Server
Connect your 42Crunch account to any AI agent to continuously test, audit, and secure your API lifecycle through natural conversation. Say goodbye to manual spec uploads and cumbersome dashboard navigations.
LlamaIndex agents combine 42Crunch 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
- API Collections — List and view your organizational API collections, evaluating their aggregated security scores
- API Management — Import OpenAPI/Swagger definitions directly into collections, list imported definitions, or delete them when decommissioned
- Static Security Audits — Trigger fresh static security audits over your OpenAPI specifications and retrieve comprehensive audit reports scoring design risks
- Dynamic Conformance Scans — List historical scans and retrieve detailed execution reports highlighting undocumented behavior or implementation flaws
The 42Crunch 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 42Crunch to LlamaIndex via MCP
Follow these steps to integrate the 42Crunch 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 42Crunch
Why Use LlamaIndex with the 42Crunch MCP Server
LlamaIndex provides unique advantages when paired with 42Crunch through the Model Context Protocol.
Data-first architecture: LlamaIndex agents combine 42Crunch tool responses with indexed documents for comprehensive, grounded answers
Query pipeline framework lets you chain 42Crunch tool calls with transformations, filters, and re-rankers in a typed pipeline
Multi-source reasoning: agents can query 42Crunch, a vector store, and a SQL database in a single turn and synthesize results
Observability integrations show exactly what 42Crunch tools were called, what data was returned, and how it influenced the final answer
42Crunch + LlamaIndex Use Cases
Practical scenarios where LlamaIndex combined with the 42Crunch MCP Server delivers measurable value.
Hybrid search: combine 42Crunch real-time data with embedded document indexes for answers that are both current and comprehensive
Data enrichment: query 42Crunch 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 42Crunch for fresh data
Analytical workflows: chain 42Crunch queries with LlamaIndex's data connectors to build multi-source analytical reports
42Crunch MCP Tools for LlamaIndex (10)
These 10 tools become available when you connect 42Crunch to LlamaIndex via MCP:
delete_api
Delete an API definition from the platform
get_api
Get detailed metadata and score for a specific API
get_audit_report
Download the static security audit report for an API
get_collection
Get metadata and security score for a collection
get_scan_report
Get detailed results from a dynamic conformance scan
import_api
Import an OpenAPI definition into a collection
list_apis
Each API entry includes its unique ID and security score. List all API definitions within a collection
list_collections
Use this to find the Collection ID you need to import or list APIs. List all API collections in the platform
list_scans
List dynamic conformance scans against a live API
trigger_audit
Use this to trigger a scan after a specification gets updated. Run a fresh static security audit on an API definition
Example Prompts for 42Crunch in LlamaIndex
Ready-to-use prompts you can give your LlamaIndex agent to start working with 42Crunch immediately.
"List my API collections in 42Crunch."
"Get the audit report for the 'User Management' API definition."
"Trigger a fresh security audit for API ID '2e4f0a91-db6c-4822-a9b0'."
Troubleshooting 42Crunch MCP Server with LlamaIndex
Common issues when connecting 42Crunch to LlamaIndex through the Vinkius, and how to resolve them.
BasicMCPClient not found
pip install llama-index-tools-mcp42Crunch + LlamaIndex FAQ
Common questions about integrating 42Crunch 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?
Connect 42Crunch with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect 42Crunch to LlamaIndex
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.
