Opennan

Story concepts

Ao vivo

Send a script, lyrics or a story idea. Get distinct film concepts, each with a synopsis, a visual style, a story arc, key scenes, locations, key objects and the story's sections.

$0.2808 per runFailed runs are not charged.

Story concepts

Entrada

287 / 20.000
For example: anime, film noir, warm 3D animation.
One a line, up to 10: a name, then what they look like after a colon.
Kept in every concept.

$0.2808 per run.

These tools need an API key with the api:opennan scope: paste one under Use API key to run them.

Saída

Exemplo
Resultado de exemploMade with these inputs

The Cabin on the Ridge

Leo's journey is told exactly as the lyrics describe — a weary climb rewarded by warmth, a mysterious map, and a hopeful dawn departure. The video ends with the first breathtaking glimpse of the hidden lake, glittering below the mountains. Every visual beat mirrors the song's gentle, wonder-filled tone.

Visual style

Warm amber and honey tones dominate interior scenes; crisp blue-white snow outside creates a cozy contrast. Soft volumetric lighting spills from cabin windows into the dusk. Camera moves are slow and deliberate — wide establishing shots of the mountain, then intimate close-ups inside the cabin. 3D animation with slightly painterly textures, like a storybook illustration come to life.

Story arc

The video opens on a vast snowy mountain at dusk, tiny Leo visible against the immensity of the landscape — immediately establishing scale and wonder. As he reaches the cabin and steps inside, the world shrinks to something warm and safe, full of small discoveries. The old map becomes the emotional turning point — his eyes light up, and we feel the pull of the unknown. Dawn arrives gently, and Leo steps back into the cold world, but now with purpose. The final shot — the hidden lake revealed below the treeline — lands as a quiet, earned miracle.

Key scenes

  1. Leo silhouetted against a violet dusk sky, the glowing cabin window the only warm light on the entire snowy slope — he reaches out and touches the door.
  2. Close-up of Leo's gloved finger tracing the route on the old map pinned to the cabin wall, his breath fogging slightly in the cold air.
  3. Time-lapse of the cabin at night — stars wheel overhead, warm light steady in the window — then dawn blushes pink across the snow.
  4. Leo crests a final ridge at golden hour and stops. Camera slowly pulls back to reveal the hidden lake below, perfectly still, reflecting the morning sky.

Locations

  • snowy_mountain_slope · Steep snow-covered hillside at dusk, purple-blue shadows, sparse pine trees, soft gradient sky fading from orange to violet
  • cabin_exterior_dusk · Small log cabin on a snowy ridge, amber light glowing warmly from two square windows, thin smoke curling from stone chimney
  • cabin_interior · Cozy single-room log cabin, stone fireplace casting warm orange glow, wooden shelves with jars and books, planked floor dusted with snow from the open door
  • cabin_exterior_dawn · Same log cabin at early morning, snow tinted pink-gold by rising sun, long blue shadows stretching across fresh undisturbed snow
  • mountain_ridge_path · Narrow snow trail winding between frosted pine trees, pale morning light filtering through branches, footprints forming behind a small walking figure
  • hidden_lake_reveal · Vast pristine alpine lake in a mountain valley, perfectly still water reflecting gold-pink dawn sky, surrounded by snow-capped peaks, no footprints anywhere

Como funciona

  1. 01Send the scriptUp to 20,000 characters, with your characters and direction.
  2. 02We write conceptsEach one a different take, built around your direction.
  3. 03Pick oneUse its scenes, locations and objects to plan the film.

Chame Story concepts pelo seu código

One endpoint and one key, on the same balance as the playground. The request below is the example's own.

POSThttps://api.opennan.com/v1/story/concepts
  1. Pegue uma chave de API

    Crie uma chave no console. Ela usa o mesmo saldo do playground.

    Criar uma chave
  2. Envie sua primeira requisição

    A mesma requisição que o playground envia. Defina OPENNAN_KEY com sua chave.

    curl https://api.opennan.com/v1/story/concepts \
      -H "Authorization: Bearer $OPENNAN_KEY" \
      -H "Content-Type: application/json" \
      -d '{"script":"Leo, a cheerful young explorer in a green jacket with a big backpack, reaches a snowy log cabin at dusk after a long climb. Warm light glows in the windows. Inside he finds an old map pinned to the wall, showing a hidden lake beyond the mountains. At dawn he sets off again, map in hand.","style":"warm 3D animation","characters":[{"name":"Leo","description":"a cheerful young explorer, green jacket, big backpack, brown hair"}],"direction":"Keep it hopeful and gentle; end on the first view of the hidden lake."}'
    
    # Then poll until "status" is "succeeded" or "failed":
    curl https://api.opennan.com/v1/tasks/<task id> -H "Authorization: Bearer $OPENNAN_KEY"
  3. Consulte a tarefa

    A chamada responde na hora com um id de tarefa. Consulte a tarefa até ela terminar:

    GEThttps://api.opennan.com/v1/tasks/{id}
    queued
    Esperando um worker
    running
    Em produção
    succeeded
    Pronto: outputs[].url traz os arquivos
    failed
    Falhou: nada é cobrado

Erros e como resolver

  • 401Chave ausente ou errada

    Envie o cabeçalho Authorization: Bearer com uma chave do console.

  • 402Saldo insuficiente

    Adicione crédito em Faturamento e envie a mesma chamada de novo.

  • 400Um valor não é aceito

    Leia error.message: ele indica o campo. Use um valor da tabela de parâmetros.

  • 429Requisições demais

    Aguarde alguns segundos e tente de novo, esperando mais após cada 429.

Adicione a Opennan ao seu app de IA

Uma instalação dá à sua IA todas as ferramentas da Opennan: vídeo, imagens, chat, voz, música, efeitos sonoros, 3D, legendas e dublagem. Escolha seu app e siga os passos.

Servidor MCPhttps://api.opennan.com/v1/mcp

Funciona no Codex CLI, no app do Codex e na extensão do Codex para IDE: todos usam ~/.codex/config.toml. Se o app ou a IDE não enxergar OPENNAN_KEY, use a opção config.toml com sua chave. O Codex pede aprovação antes de cada ferramenta: aprove para seguir.

  1. Pegue uma chave de API

    Crie uma chave no console. Ela começa com sk- e usa o mesmo saldo do site.

    Criar uma chave
  2. Salve sua chave como OPENNAN_KEY

    # macOS / Linux (zsh shown; bash: ~/.bashrc)
    echo 'export OPENNAN_KEY="sk-..."' >> ~/.zshrc
    source ~/.zshrc
    
    # Windows (PowerShell), then open a new terminal
    setx OPENNAN_KEY "sk-..."
  3. Instale o plugin da Opennan: o servidor e uma skill que ensina sua IA a escolher modelos, confirmar preços e esperar os resultados

    codex plugin marketplace add Opennan/opennan-ai-plugin
    codex plugin add opennan@opennan
  4. Ou adicione só o servidor

    codex mcp add opennan --url https://api.opennan.com/v1/mcp --bearer-token-env-var OPENNAN_KEY
  5. Ou adicione isto a ~/.codex/config.toml

    [mcp_servers.opennan]
    url = "https://api.opennan.com/v1/mcp"
    http_headers = { Authorization = "Bearer sk-..." }
  6. Confira se opennan aparece na lista

    codex mcp list
  7. Reinicie o Codex e peça o que quiser

    “Faça um vídeo de 5 segundos de chuva numa rua de neon, uma música para acompanhar e uma imagem de pôster.”

Troque sk-... pela sua chave e mantenha-a em segredo: quem tiver a chave pode gastar seu saldo. Seu app lista as ferramentas sem chave; para criar algo, você precisa de uma.

Use a partir de um agente de IA

Adicione o servidor MCP da Opennan ao seu agente e chame esta ferramenta.

Ferramenta
generate_concepts
Argumentos de exemplo
{
  "script": "Leo, a cheerful young explorer in a green jacket with a big backpack, reaches a snowy log cabin at dusk after a long climb. Warm light glows in the windows. Inside he finds an old map pinned to the wall, showing a hidden lake beyond the mountains. At dawn he sets off again, map in hand.",
  "style": "warm 3D animation",
  "characters": [
    {
      "name": "Leo",
      "description": "a cheerful young explorer, green jacket, big backpack, brown hair"
    }
  ],
  "direction": "Keep it hopeful and gentle; end on the first view of the hidden lake."
}

Story concepts: perguntas

Quanto custa Story concepts?

$0.2808 per run. The Run button shows the exact price for your input before you start.

Como chamo pelo meu código?

Envie POST https://api.opennan.com/v1/story/concepts com sua chave de API. A resposta é um id de tarefa: consulte https://api.opennan.com/v1/tasks/{id} até a tarefa concluir ou falhar.

Meu agente de IA pode usar?

Sim. Adicione o servidor MCP https://api.opennan.com/v1/mcp e chame a ferramenta generate_concepts, ou aponte seu agente para https://api.opennan.com/llms.txt.

O que acontece se uma execução falhar?

Uma execução com falha não é cobrada. Você paga só pelos resultados.

Which API key do I need?

A key with the api:opennan scope. A full api key does not include it: create one with that scope in the console, then use it here under Use API key or in your code.

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