ByteDancePaidOperational

Doubao Seed 2.1 Turbo

API model name: doubao-seed-2-1-turbo-260628

Doubao Seed 2.1 Turbo is ByteDance's chat model, served on the Api.Airforce unified API. Capabilities include Tool calling. It is priced at $0.53 per million input tokens and $2.61 per million output tokens. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

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Pricing

Input / 1M tokens

$0.53

Output / 1M tokens

$2.61

Cache read / 1M tokens

$0.053

Cache write / 1M tokens

$0.53

Specifications

Provider: ByteDance
Type: chat model

Capabilities

Tool calling

What is Doubao Seed 2.1 Turbo used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.
Agents & automation — function calling and tool use for multi-step workflows.

Doubao Seed 2.1 Turbo vs. similar models

Model	Intelligence	Context	Input / 1M	Output / 1M
Doubao Seed 2.1 Turbo	—	—	$0.53	$2.61
Doubao 1.5 Pro 32K	—	—	$0.12	$0.29
Doubao 1.5 Vision Pro 32K	—	—	$0.12	$0.29
Doubao Vision Lite 32K	—	—	$0.19	$0.55

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

Related models

Doubao 1.5 Pro 32KByteDance · $0.12 / 1M Doubao 1.5 Vision Pro 32KByteDance · $0.12 / 1M Doubao Vision Lite 32KByteDance · $0.19 / 1M Doubao Vision Pro 32KByteDance · $0.38 / 1M Doubao 1.5 Thinking ProByteDance · $0.40 / 1M Doubao 1.5 Thinking Vision ProByteDance · $0.45 / 1M Doubao 1.5 Ui TarsByteDance · $0.55 / 1M Doubao 1.5 Vision LiteByteDance · $0.22 / 1M Doubao Embedding Large TextByteDance · $0.11 / 1M Doubao Seed 1.6ByteDance · $0.10 / 1M Doubao Seed 1.6 ThinkingByteDance · $0.33 / 1M Doubao Seed 1.6 ThinkingByteDance · $0.11 / 1M

Doubao Seed 2.1 Turbo — frequently asked questions

How much does Doubao Seed 2.1 Turbo cost?: Doubao Seed 2.1 Turbo is billed pay-as-you-go at $0.53 per 1M input tokens and $2.61 per 1M output tokens. There is no subscription — you only pay for what you use.
What can Doubao Seed 2.1 Turbo do?: Doubao Seed 2.1 Turbo supports Tool calling.
Is Doubao Seed 2.1 Turbo free to use?: Doubao Seed 2.1 Turbo is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use Doubao Seed 2.1 Turbo via the API?: Doubao Seed 2.1 Turbo is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID doubao-seed-2-1-turbo-260628 with your Api.Airforce API key.
Who makes Doubao Seed 2.1 Turbo?: Doubao Seed 2.1 Turbo 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 2.1 Turbo via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass doubao-seed-2-1-turbo-260628 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-2-1-turbo-260628",
    "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-2-1-turbo-260628",
    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-2-1-turbo-260628",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);