Try BAML in Your Browser

// Define your AI interface with BAML
class User {
  name: string
  email: string
  age: int
}

function GetUserInfo(query: string) -> User {
  client GPT4
  prompt #"
    Extract user information from: {{query}}

    Return as a User object.
  "#
}

// Use it with full type safety
const user = await GetUserInfo("John Doe, john@example.com, 28 years old")
console.log(user.name) // TypeScript knows this is a string!