Costello Docs
Everything you need to set up, train, and run your AI receptionist.
Getting Started
Set up Costello and ship your first AI receptionist.
1 article
Knowledge Base
Train your AI on your business — services, FAQs, policies, hours.
6 articles
Channels
Connect Instagram, Messenger, WhatsApp and your website chat.
6 articles
Testing & Optimization
Use the Playground to test and improve your receptionist.
Coming soon
Activity & Analytics
Read conversations, capture leads, measure performance.
Coming soon
Plans & Billing
Pricing, upgrades, message caps, and the referral programme.
5 articles
Account & Workspace
Settings, team management, 2FA, and GDPR.
5 articles
Troubleshooting
Diagnose common issues and get unstuck quickly.
1 article