https://anthropic.skilljar.com/ They've got courses covering everything from Claude basics to building with the API, Model Context Protocol, and even AI fluency for different roles (students, educators, nonprofits). Great starting points: ⢠Claude 101 ā perfect if you're newer to AI ⢠Building with the Claude API ā for the builders in here ⢠Introduction to MCP ā if you want to connect Claude to external tools All free, straight from Anthropic. Worth checking out.