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DER.run
Open studio
Opened from AI MusicBack

Use DER from your AI agent

Connect Claude Code, Cursor, VS Code, Codex or any MCP client to DER, then ask in plain words. Same models and the same credits as the studio.

Pick your AI app

Add DER to Claude Code

Run this once in your terminal. Just the address — no API key.

Terminal
claude mcp add --transport http der https://api.der.run/mcp

Sign in when Claude Code asks

Claude Code marks DER as needing sign-in but doesn't open it by itself. In Claude Code, run /mcp, pick der and choose Authenticate.

In Claude Code
/mcp

A DER.run page opens. Check which app it is and which account you're signed in with, then click Allow.

You can disconnect it any time in Account › Connected apps.

Try it

Copy one into your app
Start with this“Use DER to write a short city-pop song about summer rain — tell me the price first.”

Ask for a song

  • “Use DER to write a 90s city-pop song about summer rain, sung by a female voice.”
  • “Use DER to make a lo-fi track for my study video, with lyrics about late nights.”
  • “Use DER to get the lyrics of this song, translate them into Spanish and make a cover.”

Use DER to write a 90s city-pop song about summer rain, sung by a female voice.

der · der_create_job(model: "text-to-music", params: {prompt: "…", lyrics_prompt: "…", vocal_gender: "Female"})

Song ready · Versions A and Bder_get_results · kept 7 days

Tools your agent gets

MCP
  • der_list_modelsModels, prices and limits
  • der_quotePrice a job before it runs (free)
  • der_create_jobWrite a song, or cover one
  • der_get_jobStatus and result links
  • der_get_resultsDownload links · kept 7 days
  • der_recognize_lyricsThe lyrics of a song (1 credit)
  • der_upload_assetUpload a small file, up to 6 MB
+ 10 more
  • der_describe_modelEvery setting and input of one model
  • der_list_jobsYour jobs, newest first
  • der_cancel_jobCancel a job that is still queued
  • der_balanceYour credits and tier
  • der_list_profilesYour trained voices and avatars
  • der_list_charactersYour AIdols, to make new photos of them
  • der_begin_uploadStart uploading a larger file
  • der_complete_uploadFinish a larger upload
  • der_list_avatarsSystem avatars for narration
  • der_import_videoThe video behind a Douyin or TikTok link

https://api.der.run/mcp

DER skill

A skill package that teaches your agent how to use DER well.

Download der.zip

https://api.der.run/v1/skills/der.zip