Overview
What is Kafka MCP Server?
The Kafka MCP Server is a Model Context Protocol (MCP) server that provides integration with Apache Kafka, enabling interaction with a Kafka cluster using natural language via LLMs.
How to use Kafka MCP Server?
Requires Docker or Go to run locally, and access to a Kafka cluster. Configure with the KAFKA_MCP_BOOTSTRAP_SERVERS environment variable or --bootstrap-servers flag. Can be run via Docker image ghcr.io/cefboud/kafka-mcp-server or built from source.
Key features of Kafka MCP Server
- List and create topics
- Consume and produce messages
- Describe cluster (brokers and controller)
- List consumer groups and their lag
- Get topic's earliest and latest offsets
- MultiplexTool for batching sequential tool calls
Use cases of Kafka MCP Server
- Monitor Kafka topics and consumer groups via natural language
- Automate topic creation and message production from LLM chat
- Debug cluster state and broker information interactively
- Execute multi-step Kafka operations in a single request using MultiplexTool
FAQ from Kafka MCP Server
What are the prerequisites?
Docker or Go, and a running Kafka cluster. The quickstart uses docker run -p 9092:9092 apache/kafka:4.0.0.
How do I connect to my Kafka cluster?
Set the KAFKA_MCP_BOOTSTRAP_SERVERS environment variable or the --bootstrap-servers CLI flag.
Can I restrict the server to read-only?
Yes, use the --read-only flag to limit the server to read-only operations.
What is MultiplexTool?
A tool that batches multiple sequential tool calls into one request, with optional dynamic dependencies resolved via LLM prompts (currently Gemini requires GEMINI_API_KEY).
What authentication is supported?
The README does not mention authentication; it assumes a plain connection (e.g., to localhost:9092).
