StarSeaAPI

doubao-seed-2.1-turbo vs gemini-3.6-flash

	doubao-seed-2.1-turbo	gemini-3.6-flash
Providers	ByteDance Doubao	Google
Input $/M	$0.45	$1.50
Output $/M	$2.27	$7.50
Output multiplier	×5.00	×5.00
Context window	256K tokens	—
Intelligence index	—	40.3
Coding index	—	69.2

What the numbers mean

doubao-seed-2.1-turbo is roughly 3.3× cheaper on input than gemini-3.6-flash. If your workload passes the quality bar on the cheaper model, that gap compounds across every request; route to gemini-3.6-flash deliberately rather than by default.

Tags: doubao-seed-2.1-turbo — Chat, Reasoning, Coding, Vision · gemini-3.6-flash — Chat, Reasoning, Coding, Vision

Code

from openai import OpenAI
client = OpenAI(base_url="https://starseaapi.com/v1", api_key="sk-...")

# doubao-seed-2.1-turbo
client.chat.completions.create(model="doubao-seed-2.1-turbo", messages=[{"role":"user","content":"Hi"}])

# gemini-3.6-flash
client.chat.completions.create(model="gemini-3.6-flash", messages=[{"role": "user", "content": "Hi"}])

Compare