Doubao SEED 2.0 Mini API
The most affordable Doubao model. Perfect for classification, extraction, and simple tasks at scale.
💰 Save up to 70% vs official ByteDance pricingDoubao SEED 2.0 Mini — cheaper than the official ByteDance API
Access Doubao SEED 2.0 Mini through AI API Hub and pay less per token. Same OpenAI-compatible endpoint, lower cost.
Technical Specifications
| Provider | ByteDance |
| Model Family | Doubao SEED 2.0 Mini |
| Release Date | 2026-05 |
| Context Window | 128K |
| Max Output Tokens | 4,096 |
| Input Price | $0.03 / 1M tokens |
| Output Price | $0.28 / 1M tokens |
| Vision Support | No |
| Function Calling | No |
| JSON Mode | No |
| Streaming | No |
| Fine Tuning | Not Available |
| Status | Active ✓ |
Overview
Doubao SEED 2.0 Mini is ByteDance's current doubao model, released in 2026-05. The most affordable Doubao model. Perfect for classification, extraction, and simple tasks at scale.
For developers, the headline numbers are a 128K context window and up to 4,096 output tokens per response — enough headroom for cheapest doubao and fastest without chunking your input. Priced at $0.03/1M input and $0.28/1M output, it sits in the budget tier — ideal for high-volume pipelines where token cost dominates.
On the capability side, Doubao SEED 2.0 Mini exposes 2 features: Chinese, Low Latency. Note that fine-tuning isn't supported — you'll work with the base model. It's text-only, so route image or audio workloads elsewhere.
The practical appeal of routing Doubao SEED 2.0 Mini through AI API Hub is simplicity: one OpenAI-compatible endpoint, USDT & USDC payments, no credit card, and you're calling the API in under 30 seconds — just swap your base URL.
What Makes Doubao SEED 2.0 Mini Different
How Doubao SEED 2.0 Mini is used
Doubao SEED 2.0 Mini is used for general-purpose text tasks — chat, summarization, drafting, classification, and extraction. It handles the standard text-in/text-out case reliably. For specialized workloads (coding, reasoning, vision), a purpose-tuned sibling may perform better.
Pricing position within ByteDance
Doubao SEED 2.0 Mini is the cheapest active model in ByteDance's lineup at $0.03/1M input — no sibling undercuts it. The most expensive sibling costs $0.45/1M (1400% more). At scale, routing high-volume calls here vs the flagship saves significantly.
Doubao SEED 2.0 Mini's role in the lineup
Within ByteDance's lineup, Doubao SEED 2.0 Mini is the entry-level option — cheapest per token, designed for high-volume workloads. Other doubao family variants offer more capability at higher cost. If you hit quality limits, step up to a mid-tier or flagship sibling.
Real-world use cases
Real-world deployments: customer support chatbots, content drafting and summarization, classification pipelines, and extraction workflows. Doubao SEED 2.0 Mini handles the standard text-in/text-out case reliably — route specialized tasks (vision, coding, reasoning) to purpose-tuned siblings.
vs sibling models
What makes Doubao SEED 2.0 Mini different from sibling models: compared to Doubao SEED 2.0 Pro ($0.42/1M more expensive, same 128K context); Doubao SEED 2.0 Lite ($0.05/1M more expensive, same 128K context). Choose Doubao SEED 2.0 Mini when cost per token is the priority.
API Examples
Python
from openai import OpenAI
client = OpenAI(
api_key="YOUR_API_KEY",
base_url="https://api.apiyihe.org/v1"
)
response = client.chat.completions.create(
model="doubao-seed-2.0-mini",
messages=[
{"role": "user", "content": "Hello"}
]
)
print(response.choices[0].message.content)JavaScript / Node.js
import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.API_KEY,
baseURL: "https://api.apiyihe.org/v1"
});
const response = await client.chat.completions.create({
model: "doubao-seed-2.0-mini",
messages: [
{ role: "user", content: "Hello" }
]
});
console.log(response.choices[0].message.content);cURL
curl https://api.apiyihe.org/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "doubao-seed-2.0-mini",
"messages": [
{"role": "user", "content": "Hello"}
]
}'Supported Features
| Vision / Image Input | ❌ Not Available |
| Audio / Voice Input | ❌ Not Available |
| Function Calling | ❌ Not Available |
| JSON Mode | ❌ Not Available |
| Streaming | ❌ Not Available |
| Fine-Tuning | ❌ Not Available |
| Multimodal | ❌ Not Available |
Benchmark Scores
| Benchmark | Score |
|---|---|
| MMLU | Not Publicly Available |
| GPQA | Not Publicly Available |
| SWE-Bench | Not Publicly Available |
| HumanEval | Not Publicly Available |
| GSM8K | Not Publicly Available |
| MATH | Not Publicly Available |
| MMMU | Not Publicly Available |
Pricing History
Doubao SEED 2.0 Mini was released in 2026-05 by ByteDance and is currently publicly available via AI API Hub.
Current Pricing: $0.03 per 1M input tokens · $0.28 per 1M output tokens. Pay-as-you-go with no minimum commitment.
Pricing Model: Token-based billing (pay per use). No subscription fees. No hidden costs.
💡 ByteDance occasionally updates pricing. AI API Hub reflects current pricing in real-time. All prices in USD. Pay with USDT or USDC — no currency conversion fees.
Compare Alternatives
Frequently Asked Questions
What is Doubao SEED 2.0 Mini?
Doubao SEED 2.0 Mini is ByteDance's current doubao model. The most affordable Doubao model. Perfect for classification, extraction, and simple tasks at scale. It offers a 128K context window and supports Chinese, Low Latency. You can access it through AI API Hub using USDT or USDC — no credit card required.
How much does Doubao SEED 2.0 Mini cost?
Doubao SEED 2.0 Mini is priced at $0.03 per 1M input tokens and $0.28 per 1M output tokens, billed pay-as-you-go with no minimum. Through AI API Hub you can start with as little as $5 and scale from there.
Doubao SEED 2.0 Mini vs GPT-5.5?
They're built for different jobs. Doubao SEED 2.0 Mini costs $0.03/1M input with a 128K window; GPT-5.5 runs $5.00/1M input with 256K. Doubao SEED 2.0 Mini is the more cost-effective pick and still brings cheapest doubao. See the full side-by-side at /compare/doubao-seed-2.0-mini-vs-gpt-5.5/.
Doubao SEED 2.0 Mini context window?
Doubao SEED 2.0 Mini has a 128K context window, capable of processing up to 128,000 tokens in a single request. Maximum output tokens: 4,096.
Does Doubao SEED 2.0 Mini support function calling?
No, Doubao SEED 2.0 Mini does not natively support function calling. For function calling use cases, consider ByteDance's flagship models.
Is Doubao SEED 2.0 Mini multimodal?
No, Doubao SEED 2.0 Mini is a text-only model. For multimodal use cases, consider models with vision/audio capabilities.
Doubao SEED 2.0 Mini API rate limits?
Doubao SEED 2.0 Mini rate limits: 10K RPM. Higher tier plans offer increased throughput. For high-volume production use, consider ByteDance's faster variant models.
How to access Doubao SEED 2.0 Mini API?
Access Doubao SEED 2.0 Mini through AI API Hub: (1) Register at api.apiyihe.org/register?aff=8JZC, (2) Deposit USDT/USDC, (3) Get your API key instantly, (4) Use the OpenAI-compatible endpoint https://api.apiyihe.org/v1 with model name "doubao-seed-2.0-mini". Start building in under 30 seconds.