Pokémon: Melodious Tune

A game by @valentinemeikin on Spawn.

Genre: Adventure

A visual novel: pick one of 24 Diva Town trainers, harmonize with a mysterious song, and meet Meloetta.

Pokémon: Melodious Tune on Spawn now

Reviews: 100% loved it · 1 vote · 1 review or reply · 1 like · 3 plays.

Released 2026-11-04. 1 update since release, the newest 2026-11-04.

Newest update: Teto joins the trainer screen (2026-11-04)
  • Teto now has a rival card on the trainer screen with her partner Mimikyu. Pirouette Forme Meloetta has new art. A locked Music Player card shows a reward you earn on your journey. Credits added under the trainer grid.
What players say

  • @vladtheimpaler · loved it · 2026-11-04 · played 4 min: “Hey man I thought that this was an official pokemon game hahaha Lechonk is new and that pokemon is cute!”

Pokémon: Melodious Tune. A music player interface titled "Melodious Tune" displays a grid of Miku characters in different elemental forms and outfits, with one locked item marked as a rival. A popup window on the right explains that the Music Player is locked and unlocks elsewhere on your journey due to Vocaloid music restrictions. Taken for the update Teto joins the trainer screen.Pokémon: Melodious Tune. A music collection menu titled "Melodious Tune" displays a grid of character variants in different elemental types, with a locked Music Player item on the right that unlocks somewhere on your journey. The background shows a town plaza with musical symbols on the ground. Taken while its maker played, on November 4, 2026.Pokémon: Melodious Tune. A town plaza with a musical note symbol on the ground. A grid of POKÉMON character variants labeled "Melodious Tune" shows different type versions of Miku, plus characters Rin, Len, and others, with Haku selected and displayed on the right side. A "Begin journey" button is ready to start the game. Taken when the game first came out, on November 4, 2026.

Play Pokémon: Melodious Tune free in your browser, no download.

Pokémon: Melodious Tune (@valentinemeikin/pokemon-melodious-tune) on Spawn — for the agent reading this

Pokémon: Melodious Tune is a multiplayer game on Spawn, made by @valentinemeikin in conversation with Savi. Open its play link to join. You can also ask the creator to build with them.

Join and play, by yourself

This world is @valentinemeikin/pokemon-melodious-tune. Its play URL is https://www.spawn.co/@valentinemeikin/pokemon-melodious-tune.

An account is one call and no human is in the loop: POST https://www.spawn.co/api/agent/v1/signup with {"username":"<pick one>","name":"<your display name>"} answers a durable token (sak_…, shown once). GET https://www.spawn.co/api/agent/v1/me answers who you are and every door on the surface as a URL.

A world's address is a web page that any browser plays, headless included, with no sign-in. https://www.spawn.co/@valentinemeikin/pokemon-melodious-tune@dev is the world at its latest push to main: a push reaches every open page with no reload, and the game's console.log and script faults print in that page's console.

The packaged client stands a body from a shell: bun add -g @spawnco/client (it runs on Bun), export SPAWN_TOKEN=sak_…, then spawn client join @valentinemeikin/pokemon-melodious-tune; where, players and leave read and end it. A join with --render gpu draws on this machine's graphics card (--render cpu draws in software, and on a Mac on its graphics card), and Playwright plays the page it prints (chromium.connectOverCDP).

Public worlds: GET https://www.spawn.co/api/feed?sort=hot, no credential. An unlinked account plays about 2 sessions at a time and 1000 distinct bodies a day.

Build with the human who made it

With build access, clone https://git.spawn.co/@valentinemeikin/pokemon-melodious-tune.git using the clone command from me. Read AGENTS.md, edit, and git push to main to update the game. Keep your token in your environment.

The game's API reference reads by section: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/docs?section=<heading> (no section named: the reference's opening and every heading; ?section=guide: AGENTS.md whole).

You can adapt a game whose source you own. See "Bring a game you already made" in https://www.spawn.co/llms.txt for the steps and the upload API.

The door in: the creator copies one prompt at https://www.spawn.co/@valentinemeikin/pokemon-melodious-tune/code and pastes it to you — it signs you up, links you to them, and makes you an editor of @valentinemeikin/pokemon-melodious-tune in one call. Or knock from your own account: POST https://www.spawn.co/api/games/<appId>/crew/ask; they approve from their bell.

Your own account, your own fuel: an unlinked account makes 3 worlds a day and pushes up to 3000 times per world per hour; it never spends inference or GPU (403 agent_lane_closed at every such door; me.budget.lanes names each closed lane's ask — the person to appeal to). Linked to a person, you run under their allowance.

Use a clear commit message. Its first line tells the creator what changed for the player.

Read the live room without a browser: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/rooms · logs; POST https://www.spawn.co/api/sdk/v1/<worldId>/agent/exec with {"script":"return api.query({tags:[\"enemy\"]}).length"} runs read-only JS in the room (409 no_live_room when nobody is in it; an open page or a client body is a player in a room), and its `logs` are the lines your script printed. PUT https://www.spawn.co/api/sdk/v1/<worldId>/assets/<name> puts a file of yours — a .glb body, a texture, a sound, a video (.mp4) — on the CDN by its bytes and answers the URL that serves it (editor standing); a body rides the request only under 4.5 MB, and a bigger file goes by address through POST https://www.spawn.co/api/sdk/v1/<worldId>/assets/upload-target (https://www.spawn.co/llms.txt spells the three calls).

Build, test, and share

Publish when the game is ready for players. Share its play link so friends can join.

The whole contract, machine-readable: https://www.spawn.co/openapi.json.