AI Automation
Tool Use
Definition
What is Tool Use?
An AI model's ability to call external functions or APIs to retrieve data or execute actions. Underpins most agent architectures. Anthropic's Tool Use API, OpenAI's Function Calling, and the MCP standard are the primary surfaces.
Related terms
Cross-linked concepts
- AI AgentAn AI program that can take actions in pursuit of a goal, not just generate text. Marketing agents typically research prospects, draft outreach, manage workflows, and report findings. Differ from chatbots in autonomy.
- MCP (MCP)Model Context Protocol. An open standard for connecting AI assistants to external data sources and tools through a structured server interface. Lets a website publish endpoints that AI agents can query without browser scraping.
Same category
More AI Automation terms
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