Magic Master — Audio Mastering vs MCP Arr
A side-by-side look at the Magic Master — Audio Mastering and MCP Arr MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Magic Master — Audio Mastering for multimedia process work as a local process; choose MCP Arr for multimedia process as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Magic Master — Audio Mastering when
- You need dedicated capabilities in the Multimedia Process domain.
- You prefer a local stdio subprocess transport.
- You want tools like
get_service_info, list_presets, get_pricing.
Choose MCP Arr when
- You need dedicated capabilities in the Multimedia Process domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You want tools like
arr_status, search, fetch.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Multimedia Process | Multimedia Process |
| Quality signal | 56/100 · Good | 69/100 · Great |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | API key required |
| Pricing | Not declared | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 2 | 232 |
| Directory activity | 0 views 0 installs 0 upvotes | 3 views 0 installs 0 upvotes |
| Tools | 11 | 11 |
| Full listing | View Magic Master — Audio Mastering | View MCP Arr |
Tools & capabilities
Magic Master — Audio Mastering tools 11
get_service_infoWhat Magic Master does, what is free, what costs a token, and where the rules live. Call once at the start of a session.list_presetsAll 24 mastering presets with their target loudness in LUFS. Gives the exact keys that `master_track` and `batch_master` accept.get_pricingLive token packs and payment methods (RUB). Prices are read live, not quoted from memory.check_limitsToken balance, free quota left and when it resets, upload cap, whether PRO modules are available.analyze_trackIntegrated LUFS, sample peak, duration, sample rate and stereo correlation, without processing. True peak and loudness range come back from `get_job` after mastering.clean_ai_traceStrips the Suno / Udio AI generator fingerprint; loudness and tone stay as they are. Returns a job id.preview_stylesMasters the middle 24 seconds in 2–6 presets at once and returns each one's loudness and a listen link.master_trackMasters one track. Costs 1 token when the account has a balance; otherwise it runs on the free quota without PRO modules. Returns a job id. Pass `dry_run=true` to see the price and effective settings first.batch_masterMasters up to 10 tracks in one call with the same settings. `album_mode` (default `true`) keeps relative loudness between tracks. Returns one job id per track.get_jobStatus, progress and result metrics (`after_lufs`, `true_peak_db`, `lra`, `platform_ready`) for a mastering, cleanup or preview job. Includes a signed `download_url` when a master is done.create_topup_linkPrepares a token checkout for the human. The agent cannot complete the payment itself.
MCP Arr tools 11
arr_statusGet status of all supported *arr services. No local *arr services are currently configured, but TRaSH reference tools remain available.searchSearch across configured *arr libraries plus TRaSH Guides reference profiles. This is the primary discovery tool for remote MCP clients such as ChatGPT.fetchFetch a specific item returned by search. Accepts an opaque item id from the search tool.arr_search_allSearch across all configured *arr services for any mediatrash_list_profilesList available TRaSH Guides quality profiles for Radarr or Sonarr. Shows recommended profiles for different use cases (1080p, 4K, Remux, etc.)trash_get_profileGet a specific TRaSH Guides quality profile with all custom format scores, quality settings, and implementation detailstrash_list_custom_formatsList available TRaSH Guides custom formats. Can filter by category: hdr, audio, resolution, source, streaming, anime, unwanted, release, languagetrash_get_namingGet TRaSH Guides recommended naming conventions for your media server (Plex, Emby, Jellyfin, or standard)trash_get_quality_sizesGet TRaSH Guides recommended min/max/preferred sizes for each quality leveltrash_compare_profileCompare your quality profile against TRaSH Guides recommendations. Shows missing custom formats, scoring differences, and quality settings. Requires the corresponding *arr service to be configured.trash_compare_namingCompare your naming configuration against TRaSH Guides recommendations. Requires the corresponding *arr service to be configured.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Magic Master — Audio Mastering
{
"mcpServers": {
"magic-master-audio-mastering": {
"command": "npx",
"args": [
"-y",
"magicmaster-mcp"
]
}
}
}
MCP Arr
{
"mcpServers": {
"mcp-arr": {
"command": "npx",
"args": [
"-y",
"mcp-arr-server"
]
}
}
}
Frequently asked questions
Magic Master — Audio Mastering is categorized under Multimedia Process and uses a local stdio subprocess. MCP Arr belongs to Multimedia Process and uses a local stdio subprocess. Pick Magic Master — Audio Mastering for multimedia process work and MCP Arr for multimedia process.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Magic Master — Audio Mastering has no declared pricing — check the project's own site. MCP Arr is listed as free. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add magic-master-audio-mastering and mcp-arr as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Magic Master — Audio Mastering has a quality signal of 56/100 (Good) with 0 views, 0 installs and 2 GitHub stars. MCP Arr has 69/100 (Great) with 3 views, 0 installs and 232 GitHub stars.