cohere-core-workflow-b

# Cohere Tool Use & Agents (Core Workflow B) ## Overview Build multi-step tool-using agents with Cohere's Chat API v2. The model decides which tools to call, you execute them, and feed results back in a loop until the task is complete. ## Prerequisites - Completed `cohere-install-auth` setup - Understanding of `cohere-core-workflow-a` (RAG) - Command R7B or newer model (required for tool use) ## Instructions ### Step 1: Define Tools ```typescript import { CohereClientV2 } from 'cohere-ai'; const cohere = new CohereClientV2(); // Define tools the model can call const tools = [ { type: 'function' as const, function: { name: 'get_weather', description: 'Get current weather for a city', parameters: { type: 'object' as const, properties: { city: { type: 'string', description: 'City name' }, unit: { type: 'string', enum: ['celsius', 'fahrenheit'], description: 'Temperature unit' }, }, required: ['city'], }, }, }, { type: 'function' as const, function: { name: 'search_database', description: 'Search internal database for records', parameters: { type: 'object' as const, properties: { query: { type: 'string', description: 'Search query' }, limit: { type: 'number', description: 'Max results' }, }, required: ['query'], }, }, }, ]; ``` ### Step 2: Implement Tool Executors ```typescript // Map tool ...