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ByteDance PartnerExclusive BytePlus Authorized Partner

15+ AI Models.
One API Key.

OpenAI-compatible · Pay-as-you-go · Zero infrastructure

Access the world's best LLMs, video generators, image models, 3D generation, and embeddings through a single API. No volume restrictions, no enterprise commitments.

0+AI Models0Providers0Modalities Pay-as-you-go

Full Model Catalog

Every modality. One key.

LLMs, vision, video generation, image creation, 3D objects, and semantic embeddings — all accessible through a single OpenAI-compatible endpoint.

Seed 2.0 Pro

ByteDance

Flagship

Deep reasoning, multi-modal, 256K context

256K context

Seed 2.0 Lite

ByteDance

New

Fast agentic model with full tool-use support

256K context

Seed 2.0 Code

ByteDance

Coding

Code generation, refactoring & debugging

256K context

DeepSeek-V4 Pro

DeepSeek

New

State-of-the-art reasoning with 1M token context

1024K context

DeepSeek-V4 Flash

DeepSeek

Lightning-fast inference, 1M context window

1024K context

GPT-OSS 120B

OpenAI

Coding

Open-weight 120B reasoning powerhouse

128K context

GLM-4.7

Zhipu

Coding

256K context, function calling, reasoning

256K context

Kimi K2

Moonshot

Coding

Top agentic & coding model from Moonshot AI

128K context

Seedance 2.0

ByteDance

New

4K video generation from text, image or video

Seedance 2.0 Fast

ByteDance

Rapid video synthesis for agile workflows

Seedream 5.0

ByteDance

New

Photorealistic & creative image generation

Seed3D

ByteDance

Text / image to 3D object generation

Multimodal Embedding

ByteDance

Text + image embeddings for semantic search & RAG

Coding Models

AI built for developers — code faster.

Six specialized coding models in one API. Write, debug, refactor, and generate entire codebases using the same OpenAI-compatible interface you already know.

Seed 2.0 Code

Code gen & debugging

GPT-OSS 120B

120B open-weight reasoning

DeepSeek-V4 Pro

1M context • 384K output

DeepSeek-V4 Flash

Fastest DeepSeek inference

GLM-4.7

Deep reasoning + tool use

Kimi K2

Agentic coding workflows

openai-compatible-call.ts
import OpenAI from "openai"const client = new OpenAI({  baseURL: "https://api.untrigin.com/v1/proxy",  apiKey: process.env.UNTRIGIN_API_KEY,})const res = await client.chat.completions.create({  model: "seed-2-0-code-preview-260328",  messages: [{ role: "user", content: "Refactor this to async/await" }],})console.log(res.choices[0].message.content)

Video Generation

Seedance 2.0 — 4K video via API.

Generate, edit, and extend footage from text, images, or existing video clips. Audio-visual synchronization. Up to 1080P @ 24fps. Available now with pay-per-generation pricing.

1 / 4

Resolution

1080P @ 24fps

Pricing

Per generation

Input modes

Text · Image · Video

Coming Soon

Untrigin AI Chat — one interface for all models.

Switch between Seed 2.0, DeepSeek-V4, GPT-OSS 120B, and every model in our catalog — no separate accounts, no API keys per provider. One chat, all AI.

Explain quantum entanglement simply.
Imagine two coins flipped simultaneously — no matter the distance...
Now write that as a haiku.

Launching soon

Get early access

Why Untrigin

The simplest way to access frontier AI.

One API Key

A single credential unlocks every model: LLMs, image generation, video, 3D, and embeddings. No juggling multiple provider accounts.

OpenAI-Compatible

Drop our base URL into any OpenAI SDK call. Zero migration cost — your existing code works unchanged with 15+ new models.

Zero Infrastructure

No GPU setup, no model hosting, no quotas to negotiate. Pay only for what you call. Start in seconds, scale without limits.

Start building with 15+ AI models today.

One API key. No commitments. Pay only for what you use.