Short-form video tools: Reels/TikTok/Shorts safe zones, bitrate math, SRT checks, export settings.
Connect Remote server
claude mcp add --transport http rast-creator-tools https://rast-creator-tools-mcp.studio-c25.workers.dev/v1/mcp
{
"mcpServers": {
"rast-creator-tools": {
"url": "https://rast-creator-tools-mcp.studio-c25.workers.dev/v1/mcp"
}
}
}
{
"servers": {
"rast-creator-tools": {
"type": "http",
"url": "https://rast-creator-tools-mcp.studio-c25.workers.dev/v1/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://rast-creator-tools-mcp.studio-c25.workers.dev/v1/mcp
Tools 5 found in our last check
get_safe_zoneReturns the approximate areas of a vertical (9:16) video frame that the app interface covers on Instagram Reels, TikTok, YouTube Shorts or Instagram Stories: unsafe margins in pixels and percent, the safe rectangle for text, the position of the right-hand button column and short…
check_text_positionChecks whether a rectangular text box (caption, title or logo) on a vertical video frame stays inside the safe zone of Instagram Reels, TikTok, YouTube Shorts or Instagram Stories. Reports which interface element it overlaps (top bar, bottom caption area, right button column, ed…
calculate_bitrateCalculates the file size of a video export from its duration and bitrate, or (when target_size_mb is given) the highest video bitrate that fits that size with a 2% safety margin. Without an explicit bitrate it uses the reference value for the platform, resolution and frame rate…
validate_srtChecks pasted SRT or WebVTT subtitle text and lists problems per subtitle: overlapping or out-of-order timings, gaps shorter than the minimum frame gap, reading speed (characters per second), line length, line count, too short or too long durations, and broken characters from a…
export_settingsReturns recommended export settings for uploading a finished video to YouTube (SDR or HDR), Vimeo, Instagram Reels or TikTok, or for a ProRes archive master: container, codec, resolution, frame rate, bitrate, colour and audio, plus links to each platform's official spec page and…
Details
| Endpoint | https://rast-creator-tools-mcp.studio-c25.workers.dev/v1/mcp (Streamable HTTP) |
| First published | 1 Nov 2026 |
| Last updated | 1 Nov 2026 |
| Registry name | io.github.bewoai/rast-creator-tools |
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