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Lemlist

Prefer guided AI setup?

Instead of following these steps manually, you can use the AI Credential Assistant — describe what you want to connect and the AI will walk you through the setup step by step, tailored to your account.

Overview​

Connect your Lemlist account to Nirvai to automate cold email campaigns, sequences, and sales outreach workflows.

Supported Authentication Methods​

  • API Key

Prerequisites​

  • A Lemlist account
  • Access to Settings > Integrations

Setup Instructions​

API Key Authentication​

  1. Log into your Lemlist account
  2. Go to Settings (gear icon)
  3. Navigate to Integrations
  4. Find the API section
  5. Copy your API Key
  6. In Nirvai, paste the API key in the "API Key" field

Important Notes​

  • The API key is sent in the Authorization header
  • Your API key provides full access to your Lemlist account
  • Keep your API key secure and never share it publicly
  • You can regenerate your API key if compromised

Troubleshooting​

Common Issues​

  • Invalid API key: Ensure the key is copied correctly without extra spaces
  • Access denied: Verify your Lemlist plan includes API access
  • Rate limiting: Lemlist has API rate limits - space out your requests

Adapted from n8n documentation for Nirvai platform

Next Steps​

Got your credential? Connect it to an agent

Use the AI Tool Creator to turn this credential into agent-callable tools. Describe what your agent should be able to do and the AI investigates the API, configures the endpoints, and gives you a reviewable toolkit before saving anything.