heygen

This skill is deprecated. Use the focused skills instead: This skill remains for backward compatibility but will be removed in a future release. AI avatar video creation API for generating talking-head videos, explainers, and presentations. If HeyGen MCP tools are available ( mcp__heygen__* ), prefer them over direct HTTP API calls — they handle authentication and request formatting automatically. If no HeyGen MCP tools are available, use direct HTTP API calls with X-Api-Key: $HEYGEN_API_KEY header as documented in the reference files. Prefer Video Agent for most video requests. Always use prompt-optimizer.md guidelines to structure prompts with scenes, timing, and visual styles. With MCP tools: Without MCP tools (direct API): Only use v2/video/generate when user explicitly needs: - create-video — Generate videos from a text prompt (Video Agent API) - avatar-video — Build videos with specific avatars, voices, scripts, and scenes (v2 API) - Write an optimized prompt using prompt-optimizer.md → visual-styles.md - Call mcp__heygen__generate_video_agent with prompt and config (duration_sec, orientation, avatar_id) - Call mcp__heygen__get_video with the returned video_id to poll status and get the download URL - Write an optimized prompt using prompt-optimizer.md → visual-styles.md - POST /v1/video_agent/generate — see video-agent.md - GET /v2/videos/ — see video-status.md - Exact...