Doubao Seed 2.1 Lite (260915)

A lower-cost Doubao Seed 2.1 variant for everyday multimodal workloads.

Input price: $0.1168
Output price: $0.3942

Context: 1M
Max output: 256K

30-day uptime: —

Released: 2026-09-15

InputTextImageOutputText

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

AutoInput$0.1168Output$0.3942Cache read$0.02336Context1MMax output256KWe send each request to the best-priced healthy provider. You pay that provider’s price.ByteDance (Volcano Engine)Input$0.1168Output$0.3942Cache read$0.02336ChinaNo training

Pricing

All prices for this model, by service tier.

Input: $0.1168; per 1M tokens
Output: $0.3942; per 1M tokens
Cache read: $0.02336; per 1M tokens

Try it

Runs on your balance and is billed like any API request.

curl https://api.ohmygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "bytedance/doubao-seed-2.1-lite-260915",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

import os

from openai import OpenAI

client = OpenAI(
    api_key=os.environ["OHMYGPT_API_KEY"],
    base_url="https://api.ohmygpt.com/v1",
)

response = client.chat.completions.create(
    model="bytedance/doubao-seed-2.1-lite-260915",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.OHMYGPT_API_KEY,
  baseURL: "https://api.ohmygpt.com/v1",
});

const response = await client.chat.completions.create({
  model: "bytedance/doubao-seed-2.1-lite-260915",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(response.choices[0].message.content);

The answer streams in here.

Billed by usage

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Better value: more capable, lower price
Pareto frontier
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Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-10), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Price: our current input price per 1M tokens in USD, lowest across channels. Dated snapshots and resold copies of the same model are merged into one point; free models are not shown.

Shaded area: capability above and price below the median of all models. Pareto frontier: no other model is both cheaper and more capable.

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