BytedancePaidOperational

Doubao Seed 2.0 Lite

API model name: doubao-seed-2-0-lite-260215

Doubao Seed 2.0 Lite is Bytedance's chat model, served on the Api.Airforce unified API. It is priced at $0.27 per million input tokens and $1.56 per million output tokens. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

Get an API key View pricing

Pricing

Input / 1M tokens

$0.27

Output / 1M tokens

$1.56

Cache read / 1M tokens

$0.06

Specifications

Provider: Bytedance
Type: chat model

What is Doubao Seed 2.0 Lite used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.

Doubao Seed 2.0 Lite vs. similar models

Model	Intelligence	Context	Input / 1M	Output / 1M
Doubao Seed 2.0 Lite	—	—	$0.27	$1.56
Doubao Seed 1.6	—	—	$0.33	$3.42
Doubao Seed 1.6 Thinking	—	—	$0.33	$3.42
Doubao Seed 1.6 Thinking	—	—	$0.33	$3.42

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

Related models

Doubao Seed 1.6Bytedance · $0.33 / 1M Doubao Seed 1.6 ThinkingBytedance · $0.33 / 1M Doubao Seed 1.6 ThinkingBytedance · $0.33 / 1M Doubao Seed 1.8Bytedance · $0.36 / 1M Doubao Seed 2.0 Code PreviewBytedance · $1.38 / 1M Doubao Seed 2.0 MiniBytedance · $0.09 / 1M Doubao Seed 2.0 ProBytedance · $1.38 / 1M Seed RpBytedance · Free Claude Opus 4.5 RpAnthropic · $3.00 / 1M Claude Opus 4.6Anthropic · $2.50 / 1M Claude Opus 4.6 RpAnthropic · $2.50 / 1M Claude Opus 4.7Anthropic · $0.80 / 1M

Doubao Seed 2.0 Lite — frequently asked questions

How much does Doubao Seed 2.0 Lite cost?: Doubao Seed 2.0 Lite is billed pay-as-you-go at $0.27 per 1M input tokens and $1.56 per 1M output tokens. There is no subscription — you only pay for what you use.
What can Doubao Seed 2.0 Lite do?: Doubao Seed 2.0 Lite is Bytedance's chat model, accessible through the Api.Airforce API.
Is Doubao Seed 2.0 Lite free to use?: Doubao Seed 2.0 Lite is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use Doubao Seed 2.0 Lite via the API?: Doubao Seed 2.0 Lite is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID doubao-seed-2-0-lite-260215 with your Api.Airforce API key.
Who makes Doubao Seed 2.0 Lite?: Doubao Seed 2.0 Lite is Bytedance's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

All models·Quickstart·Chat API reference

Use Doubao Seed 2.0 Lite via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass doubao-seed-2-0-lite-260215 as the model.

cURL

curl https://api.airforce/v1/chat/completions \
  -H "Authorization: Bearer $AIRFORCE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "doubao-seed-2-0-lite-260215",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Python

from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
    model="doubao-seed-2-0-lite-260215",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
  model: "doubao-seed-2-0-lite-260215",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);