About tvsub MCP
tvsub MCP is an MCP server published by launzi in the AI category: control tvsub subtitle selection, translation, styling, overlay, and sync from MCP.
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Install
uvx tvsub-mcppip install tvsub-mcpThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
Tools (12)
calibrate_syncStore one or more dialogue anchors and calculate timing offset and drift.
Parameters not published.
list_fontsList installed macOS fonts and check sample glyph coverage.
Parameters not published.
list_subtitlesList and parse SRT, SMI, SAMI, and VTT files in tvsub's subtitle library.
Parameters not published.
load_subtitleSelect a subtitle file for the current content while preserving sync anchors by default.
Parameters not published.
mark_reviewedPromote a translated subtitle's provenance from `ai_draft` to `user_reviewed`.
Parameters not published.
now_playingRead the current Apple TV.app title, content ID, position, and playback state.
Parameters not published.
set_glossaryCreate or update a per-title glossary (names, honorifics, relationships, forbidden translations) that is injected into translation prompts.
Parameters not published.
set_styleChange font, size, colors, outline, background, and screen position.
Parameters not published.
start_overlayStart tvsub with the selected subtitle and style.
Parameters not published.
statusSummarize playback, overlay, subtitle, style, and calibration state.
Parameters not published.
stop_overlayStop only the overlay process started by this server.
Parameters not published.
translate_subtitleEstimate or perform an LLM translation with cue and timecode validation. Supports backend selection, glossary injection, and partial retranslation by line or time range.
Parameters not published.
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