novitalabs / javascript-sdk

JavaScript SDK for Novita AI API (Txt2Img, Img2Img, Txt2Video, Img2Video, Doodle, Remove Background, Replace Object, Reimagine, Merge Faces, ControlNet, VAE, LoRA)

Novita.ai Javascript SDK

This SDK is based on the official novita.ai API reference

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Quick start

1. Sign up on novita.ai and get an API key. Please follow the instructions at https://novita.ai/get-started

2. Install the npm package in your project.

npm i novita-sdk

Usage

1. Functional usage

import { txt2ImgSync, setNovitaKey } from "novita-sdk";

setNovitaKey("your api key");

const params = {
  model_name: "sd_xl_base_1.0.safetensors",
  prompt: "1 girl",
};
txt2ImgSync(params)
  .then((res) => {
    console.log("imgs", res);
  })
  .catch((err) => {
    console.error(err);
  });

2. Class-based usage

import { NovitaSDK } from "novita-sdk";

const novitaClient = new NovitaSDK("your api key");

const params = {
  model_name: "sd_xl_base_1.0.safetensors",
  prompt: "1 girl",
};
novitaClient
  .txt2ImgSync(params)
  .then((res) => {
    console.log("imgs", res);
  })
  .catch((err) => {
    console.error(err);
  });

API list and Sample codes

• txt2Img Deprecated, recommend using txt2ImgV3
• img2img Deprecated, recommend using img2ImgV3
• txt2ImgV3
• img2ImgV3
• upscale
• cleanup
• outpainting
• removeBackground
• replaceBackground
• mixPose
• doodle
• lcmTxt2Img
• replaceSky
• replaceObject
• mergeFace
• removeText
• restoreFace
• reimagine
• createTile
• LoRA
• controlNet
• img2video

Type Definitions

For detailed information on the parameters and return types of each method, please refer to the types.ts file.

Playground

You can try all demos at https://novita.ai/playground