Seed-2.0-Lite
ByteDance SeedReleased Mar 10, 2026
Seed-2.0-Lite is a versatile, cost‑efficient enterprise workhorse that delivers strong multimodal and agent capabilities while offering noticeably lower latency, making it a practical default choice for most production workloads across...
- Context window
- 262K tokens
- Max output
- 131K tokens
- Input
- text, image, video
- Output
- text
- Tokenizer
- Other
- Released
- Mar 10, 2026
- Reasoning
- optional
Pricing
Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.
| Per 1M tokens | Provider | + 3% fee | You pay |
|---|---|---|---|
| Input | $0.250 | $0.0075 | $0.258 |
| Output | $2.00 | $0.060 | $2.06 |
Supported parameters
- frequency_penalty
- include_reasoning
- max_tokens
- reasoning
- response_format
- stop
- structured_outputs
- temperature
- tool_choice
- tools
- top_p
Call it
OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model bytedance-seed/seed-2.0-lite.
curl https://api.openkey.ai/v1/chat/completions \
-H "Authorization: Bearer $OPENKEY_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "bytedance-seed/seed-2.0-lite",
"messages": [{"role": "user", "content": "Hello"}]
}'import os
from openai import OpenAI
client = OpenAI(
base_url="https://api.openkey.ai/v1",
api_key=os.environ["OPENKEY_API_KEY"],
)
completion = client.chat.completions.create(
model="bytedance-seed/seed-2.0-lite",
messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.openkey.ai/v1",
apiKey: process.env.OPENKEY_API_KEY,
});
const completion = await client.chat.completions.create({
model: "bytedance-seed/seed-2.0-lite",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);Questions
- How much does Seed-2.0-Lite cost via API?
- Through OpenKey, Seed-2.0-Lite costs $0.258 per 1M input tokens and $2.06 per 1M output tokens. That is the provider price ($0.250 / $2.00) plus a flat 3% fee — nothing else.
- What is Seed-2.0-Lite's context window?
- Seed-2.0-Lite accepts up to 262K tokens of context and returns up to 131K tokens per request.
- Is Seed-2.0-Lite OpenAI-compatible?
- Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "bytedance-seed/seed-2.0-lite" using any OpenAI SDK — only the base URL and API key change.
- What inputs does Seed-2.0-Lite support?
- Seed-2.0-Lite accepts text, image, video input and produces text output.
More from ByteDance Seed
All ByteDance Seed models →Seed-2.0-Mini
Seed-2.0-mini targets latency-sensitive, high-concurrency, and cost-sensitive scenarios, emphasizing fast response and flexible inference deployment. It delivers performance comparable to ByteDance-Seed-1.6, supports 256k context, four reasoning effort modes (minimal/low/medium/high), multimodal understanding,...
ctx 262Kin $0.103out $0.412
Seed 1.6
Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.
ctx 262Kin $0.258out $2.06
Seed 1.6 Flash
Seed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding. It features a 256k context window and can generate outputs of...
ctx 262Kin $0.077out $0.309