Create Video Generate complete videos from a text prompt. Describe what you want and the AI handles script writing, avatar selection, visuals, voiceover, pacing, and captions automatically. Authentication All requests require the header. Set the environment variable. Tool Selection If HeyGen MCP tools are available ( ), prefer them over direct HTTP API calls — they handle authentication and request formatting automatically. | Task | MCP Tool | Fallback (Direct API) | |------|----------|----------------------| | Generate video from prompt | | | | Check video status / get URL | | | | List accou…