Doubao-Seed-2.1-Lite
Doubao Seed 2.1 轻量模型，具备 1M token 上下文和音频理解能力。
规格
- 上下文
- 1.05M
- 最大输出
- 262.1K
- 输入价
- ¥0.8/ 百万 Token
- 输出价
- ¥2.7/ 百万 Token
- 发布日期
- —
上下文
- 上下文
- 1.05M
- 最大输入
- 1.05M
- 最大输出
- 262.1K
价格 · CNY / 百万 Token
- 输入
- ¥0.8
- 输出
- ¥2.7
- 缓存读取
- ¥0.16
- 缓存写入
- —
输入输出
- 输入
- 文本图像视频
- 输出
- 文本
API
- 接口类型
思考
- 支持思考
- 支持
- 思考等级
源信息
- 状态
- 可用
- 发布日期
- —
- 知识截止
- —
能力
- 已确认
调用方式
1 个 Provider
bytedancemodel = doubao-seed-2-1-lite-260915reasoning = reasoning_effort
chat
POSThttps://ark.cn-beijing.volces.com/api/v3/chat/completions
responses
POSThttps://ark.cn-beijing.volces.com/api/v3/responses
JSON
标准格式
{
"id": "doubao-seed-2-1-lite",
"object": "model",
"created": null,
"owned_by": "bytedance",
"name": "Doubao-Seed-2.1-Lite",
"api": {
"types": [
"chat",
"responses"
]
},
"limits": {
"context": 1048576,
"input": 1048576,
"output": 262144
},
"modalities": {
"input": [
"text",
"image",
"video"
],
"output": [
"text"
]
},
"reasoning": {
"supported": true,
"efforts": [
"none",
"minimal",
"low",
"medium",
"high",
"xhigh",
"max"
]
},
"pricing": {
"currency": "CNY",
"unit": "1M_tokens",
"input": 0.8,
"output": 2.7,
"cache_read": 0.16,
"cache_write": null
},
"features": [
"tools",
"structured_output",
"streaming",
"caching",
"batch"
],
"info": {
"status": "active",
"release_date": null,
"knowledge_cutoff": null,
"description": "Doubao Seed 2.1 lightweight model with a 1M-token context and audio understanding.",
"docs": "https://www.volcengine.com/docs/82379/1330310",
"verified_at": "2026-10-10"
}
}官方来源
3