Katto MCP server

Read from the package source without running it. The installed server may list more.

• katto_cancel_jobwrite action

  Cancel a still-running job (queued/processing) and refund the monthly video slot.

• katto_create_clip_jobwrite action

  Submit a long video (YouTube, Twitch, Vimeo, Rumble, Zoom, Dailymotion) to Katto. Returns a job id;

• katto_dub_clip

  Re-render one finished clip dubbed into one or more languages (en, es, fr, it, pt, hi, ja, zh). Does

• katto_get_account

  Get the account behind this key: plan, this key's scopes, and monthly quota

• katto_get_brand_kit

  Get your saved brand kits (colors, caption font and position, default layout, watermark url).

• katto_get_clips

  Convenience: fetch just the finished clips of a job (9:16 MP4 urls + caption SRT urls).

• katto_get_job

  Get the status and clips of a Katto job by id. When status is 'completed', 'clips' holds the finished

• katto_get_rerender

  Poll a re-render started by katto_rerender_clip or katto_dub_clip. Returns { status, clip_url, captions_url }.

• katto_get_transcript

  Get the compact transcript of a completed job as timestamped segments

• katto_get_usage

  Get your current plan and monthly video quota: { plan, videos_used, videos_limit, videos_remaining }.

• katto_get_webhook_secret

  Get your webhook signing secret and how to verify Katto's signed completion callbacks

• katto_list_caption_styles

  List the valid caption_style preset names for katto_rerender_clip (e.g. 'hormozi' for bold

• katto_list_clip_lengths

  List the valid values for the optional config.clipLength on katto_create_clip_job (target clip

• katto_list_jobs

  List your recent Katto jobs, newest first. Paginate with 'cursor' (pass the previous next_cursor) and

• katto_list_sources

  List the video platforms Katto can clip from, with an example URL for each. Use this to confirm a

• katto_rerender_clip

  Re-render one finished clip with a new reframe layout and/or caption style. Does NOT use video quota.

• Code scan2 source files scanned25/25
• –Live reliabilityno gateway calls yet and no remote to proben/a
• –Tool poisoningtools not inspected (local package is not executed); not countedn/a
• Auth qualitystatic API keys via environment variables6/15
• Maintenancelast push 12 days ago15/15
• Maintainer identityregistry namespace matches repository owner6/10

Katto: common questions

Is Katto MCP server safe?

Mostly: it is graded B (80/100). Read the Katto safety report

How do I install Katto?

It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.

Does Katto need an API key?

Yes. The registry entry asks for KATTO_API_KEY.

Is Katto maintained?

The last commit was 13 days ago (2026-09-07). The latest release is v0.5.6.

What can I use instead of Katto?

Servers from other publishers that do the same job: CraftStory MCP server, Sonilo Music & Sound Effects MCP server and Youtube Transcript MCP server. Compare all Katto alternatives.