Laper AI

Laper is built for writers' rooms. It combines real-time CRDT collaboration (multiple writers editing the same screenplay simultaneously, character-level conflict-free merge), full-script AI context that reads your entire screenplay (200K+ tokens) to judge character arcs and foreshadowing across every page, and a one-c

Laper's AI reads your entire screenplay as context (200K+ tokens), not just the surrounding paragraph. From that whole-script understanding, Laper generates production assets on demand: character bios derived from how each character actually behaves across scenes, a relationship graph wired across the full script, cast

Yes, Laper has a free Junior tier — the full editor with AI credits and no credit card required. Paid plans (Senior $20/month, Master $100/month) unlock higher AI quotas, advanced features and team seats for writers' rooms.

Three things. (1) Real-time CRDT collaboration — multiple writers edit the same screenplay simultaneously with character-level conflict-free merge, unlike Final Draft (local file) or WriterDuet (cloud session). (2) Full-script AI context — Laper's AI reads your entire screenplay (200K+ tokens), so character arcs, fores

Yes, Laper supports both film screenplays and TV scripts. It handles multi-episode projects, series bibles, and character arcs across seasons. Because the AI sees the full script as context, it tracks character development and recurring beats across episodes coherently.