Dola-Seed 2.0 Lite overview
Dola-Seed 2.0 Lite specs
- Model ID
bytedance/seed-2-0-lite- Developer
- ByteDance
- Context window
- 256,000 tokens
- Max output
- 128,000 tokens
- Input
- Text, Image, Video
- Output
- Text
- API
- OpenAI-compatible, base URL
https://api.aimlapi.com/v1
What Is Dola-Seed 2.0 Lite?
Most teams don't need the absolute ceiling of AI performance, they need a model that's fast, affordable, and genuinely capable across a wide variety of real tasks. Seed 2.0 Lite is ByteDance's answer to that gap.
Near-Flagship Reasoning
Seed 2.0 Lite scores 93.0 on AIME 2025, just 5 points behind the Pro variant. For most engineering and research workflows, the gap simply isn't perceptible in day-to-day use.
True Multimodal Understanding
The model accepts text, images, and video as inputs natively, not as bolted-on adapters. This makes it suited for tasks like chart interpretation, visual QA, and document layout extraction out of the box.
Built for Agentic Workflows
Tool calling and function invocation are first-class features, not afterthoughts. Lite handles multi-step instruction chains reliably, making it a strong backbone for autonomous agents and automated pipelines.
Long-Context Document Processing
A 256K-token context window (expandable to 262K) means roughly 524 pages of text in a single call. Complex documents, lengthy codebases, or multi-chapter reports no longer need to be chunked manually.
LMSYS Chatbot Arena Standing (as of mid-Feb 2026)
The Seed 2.0 family (led by the Pro Preview) ranked 6th overall on the LMSYS Chatbot Arena for text tasks and 3rd for vision tasks, among the highest positions ever achieved by a non-Western model at launch. Lite, as the production-aligned sibling, inherits much of the same architecture and training pipeline.
Use cases
Dola-Seed 2.0 Lite is documented as suited to customer service Q&A, information extraction, intent recognition, and K-12 problem-solving.
It is also described as suitable for unstructured information processing, including document parsing, receipt recognition, and contract analysis.
Another documented use case is text content creation, including marketing copy, product descriptions, and content summarization.
It is also positioned for search and recommendation tasks, including semantic understanding, intent recognition, and content ranking.
Capabilities
- Function calling
- Streaming
- Structured outputs
- Reasoning
Dola-Seed 2.0 Lite API pricing
| Usage | Price | Unit |
|---|---|---|
| Input | $0.25 | 1M tokens |
| Output | $2 | 1M tokens |
| Cached input | $0.05 | 1M tokens |
Prices from the AI/ML API price list, checked on Nov 4, 2026.
Dola-Seed 2.0 Lite vs other models: token prices
AI/ML API input and output rates for 5 models, per million tokens.
| Model | Input | Output |
|---|---|---|
 Dola-Seed 2.0 Lite | $0.25 | $2 |
| Dola-Seed 2.0 Mini | $0.1 | $0.4 |
| Seed 2.1 Turbo | $0.529 | $2.65 |
| Dola-Seed 2.0 Pro | $0.5 | $3 |
| Seed 2.0 Code | $0.529 | $3.17 |
How to use the Dola-Seed 2.0 Lite API
View docs
Build with your agent
Give your agent the model details, code and documentation.
1Get your API key
Create API keyexport AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"2Make your first request
curl 'https://api.aimlapi.com/v1/chat/completions' \
-H "Authorization: Bearer $AIMLAPI_KEY" \
-H 'Content-Type: application/json' \
-d '{
"model": "bytedance/seed-2-0-lite",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}'import os
import requests
headers = {
"Authorization": f"Bearer {os.environ['AIMLAPI_KEY']}",
"Content-Type": "application/json",
}
payload = {
"model": "bytedance/seed-2-0-lite",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}
response = requests.post("https://api.aimlapi.com/v1/chat/completions", headers=headers, json=payload, timeout=120)
response.raise_for_status()
print(response.json())const response = await fetch("https://api.aimlapi.com/v1/chat/completions", {
method: "POST",
headers: {
Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
"Content-Type": "application/json",
},
body: JSON.stringify({
"model": "bytedance/seed-2-0-lite",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}),
});
if (!response.ok) throw new Error(`HTTP ${response.status}`);
console.log(await response.json());Models similar to Dola-Seed 2.0 Lite
Related articles
Dola-Seed 2.0 Lite FAQ
What is the context window of Dola-Seed 2.0 Lite?
Dola-Seed 2.0 Lite has a 256,000 tokens context window and can return up to 128,000 tokens.
What inputs and outputs does Dola-Seed 2.0 Lite support?
Dola-Seed 2.0 Lite takes image, text, video as input and returns text.
What is the model ID for Dola-Seed 2.0 Lite?
Use bytedance/seed-2-0-lite as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.
How much does Dola-Seed 2.0 Lite cost?
Dola-Seed 2.0 Lite costs $0.25 input and $2 output per 1M tokens on AI/ML API, billed as you go with no subscription.
Does Dola-Seed 2.0 Lite support streaming?
Yes, Dola-Seed 2.0 Lite can stream responses as they are generated.
Can Dola-Seed 2.0 Lite read images?
Yes, Dola-Seed 2.0 Lite accepts image input alongside text.
Who created Dola-Seed 2.0 Lite?
Dola-Seed 2.0 Lite was built by ByteDance.
Does Dola-Seed 2.0 Lite support function calling or tool use?
Yes, it supports tool calling, including parallel tool calls, making it usable in agent-style workflows.