Message Components
Pattern
Tool Execution
Connect AI agents with external APIs and services. Demonstrates tool calling with weather data, error handling, and visual feedback.
IntermediateOct 2025View the full pattern on desktop
Problems solved
- Render AI SDK tool invocations with dedicated tool UI parts
- Show tool input, output, and status during streaming
- Demonstrate tool calling inside an AI Elements chat shell
Use cases
- Tool-calling chat demos
- Debugging UIs for tool arguments and results
- Product tours of AI Elements Tool
- Assistants that surface tool activity inline
AI SDK APIs
streamTexttools:convertToModelMessages
Tags
aitoolsai-sdktool-executiondemoweather-api
Requirements
- Node.js
- 24+
- Memory
- 512MB
- Other
- OpenAI API key
Environment variables
OPENAI_API_KEYGet key
External services
openai
Ready to use?
View the full interactive pattern with live preview and copy the source code.
View the pattern on desktop
