lindy-hello-world

# Lindy Hello World ## Overview Build a minimal Lindy AI agent: **Webhook Received** trigger -> LLM processing -> **Slack notification**. Demonstrates the three core building blocks every Lindy agent uses: Trigger, Agent Step (prompt + model + skills), and Action. ## Prerequisites - Lindy account at https://app.lindy.ai - Slack workspace connected (or Gmail for email variant) - Completed `lindy-install-auth` setup ## Instructions ### Step 1: Create Agent via Dashboard 1. Click **"New Agent"** at https://app.lindy.ai 2. In the prompt field ("How can I help you?"), type: ``` When I send a webhook, summarize the message and post it to Slack ``` 3. Agent Builder auto-generates the workflow with trigger + action nodes ### Step 2: Configure the Webhook Trigger 1. Click the trigger node at the top of the workflow canvas 2. Select **Webhook Received** 3. Copy the generated URL: ``` https://public.lindy.ai/api/v1/webhooks/<unique-id> ``` 4. Click **Generate Secret** — copy immediately (shown once) ### Step 3: Add the Slack Action 1. Click **"+"** to add a step 2. Search for **Slack Send Channel Message** 3. Authorize your Slack workspace when prompted 4. Configure fields: - **Channel**: `#general` (or test channel) - **Message** field mode: **AI Prompt** - Instruction: ``` Summarize the webhook payload in one sentence. Payload: {{webhook_received.request.body}} ``` ### Step 4: Set the Agent Prompt Open **Settings > Prompt**: ``` Yo...