Generator view

Build the next typing exercise

Stay on this screen to prompt the AI/fallback generator for Ruby, Python, JavaScript, TypeScript, Kotlin, Java, PHP, Swift, SQL, prompt-writing, support replies, or plain-text practice, then open the typing arena once it is ready.

Start a fresh workspace

1. Generate a typing lesson

Describe the practice passage you want

Idle
Current deterministic seed: 309605752
Waiting for a prompt. Describe the code, writing, or prompt scenario you want to practice.
  1. Prompt captured
  2. Scenario drafted
  3. Examples prepared
  4. Workspace ready

Source: fallback

Autosave idle

Lesson brief

Your generated lesson will appear here

Prompt the generator to create a typing passage in code or plain text for the scenario you want to practice.

Difficulty
Intermediate
Generated
Not yet
Seed
309605752

Passage preview

Generate a new typing exercise to begin.

Practice twists

  • Prompt-driven twists will appear here once a lesson is generated.

Session nickname

Anonymous for now

Your nickname stays in this browser session and pre-fills battle joins and saved scores.

Beginner Kotlin

Random populated leaderboard

Switch board
  1. Lion

    97% accuracy • 2 errors

    174 CPM
  2. Lion

    92% accuracy • 6 errors

    165 CPM
  3. Lion

    94% accuracy • 7 errors

    155 CPM
  4. Guest 598B

    94% accuracy • 14 errors

    135 CPM
  5. Lion

    91% accuracy • 8 errors

    79 CPM