Read a timeline or project without changing it. Use this first to understand what you are working with. Actions: list_projects, analyze_timeline, analyze_pacing, list_clips, list_markers, list_roles, list_keywords, list_effects, list_templates, list_library_clips, list_compound_clips, list_connected_clips, filter_by_role.
Find problems in a timeline: gaps, flash frames, duplicates, dead air, and beat structure. Read-only. Run before editing. Actions: validate_timeline, detect_gaps, detect_duplicates, detect_flash_frames, detect_silence_candidates, detect_media_silence, detect_beats, find_short_cuts, find_long_clips, diff_timelines.
Change clips on the timeline: insert, delete, trim, split, reorder, retime, remove silence, and attach audio, B-roll or transitions. Writes a new file. Actions: insert_clip, delete_clips, trim_clip, split_clip, reorder_clips, change_speed, rapid_trim, add_transition, add_audio, add_connected_clip, assign_role, fill_gaps, fix_flash_frames, remove_silence_candidates, remove_media_silence.
Add or import markers and chapters, including from SRT/VTT subtitles, transcripts, and beat analysis. Actions: add_marker, batch_add_markers, import_srt_markers, import_transcript_markers, import_beat_markers, snap_to_beats.