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Adds stylized captions designed to look cinematic or “YouTube documentary” style. Cc Font Selection: Choose fonts for your captions. Primary font is used for most words, secondary font adds visual variety for emphasis. Color Override: Override the AI-selected text colors with a fixed color for all captions. Let AI choose colours: Mosaic AI will choose colours based off the colours in the video. Good for:
  • Talking head videos
  • Interviews
  • Short-form content

API Info

  • Node ID: dfa94b02-6a18-4922-9613-636bd202d69d

Node params

Parameter groups

  • Font pairing: font1, font2
  • Color policy: color_override, text_bg_*
  • Animation & layout: animation_style, caption_position, single_line, uniform_word_size
  • Edge styling: stroke_*, shadow_*

Runtime notes

  • If color_override is null, AI style generation chooses colors from scene analysis.
  • Runtime validates/fetches fonts from remotion template; invalid font names can fail render.
  • font1/font2 should be valid Google Font family names.
  • For API overrides, pass these via update_params[agent_node_id].

Example