Provides a robust command-line interface and MCP server for LLM-powered agents and programmatic integration with Slack.
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About
Unlike most Slack tools designed for human interaction, slackcli is specifically engineered for AI agents. It offers a JSON-first output, structured error codes, automatic pagination, and rate limit retries, ensuring reliable interaction between Large Language Models and Slack. It can function as an MCP server, empowering AI agents with comprehensive Slack capabilities, and includes a read-only mode for safety and controlled access.
Key Features
JSON-first output optimized for LLM consumption with TTY-aware table fallback
Read-only mode to prevent unintended write operations by AI agents
MCP server with stdio transport for seamless AI agent integration
Comprehensive CLI commands for Slack channels, messages, users, files, reactions, and search
Automatic rate limit handling with built-in retry mechanisms
1 GitHub stars
Use Cases
Integrating LLM-powered agents with Slack for automated communication and task management
Programmatic access to Slack for scripting and custom workflow automation
Developing secure Slack bots with guardrails using the read-only mode
