gemini-3.5-flash
NixAPI price, from
USD per 1M tokens · via group Anti-Gemini-1 · Official list price $1.5 / $9Save 88%
About gemini-3.5-flash
Gemini 3.5 Flash is now GA with stable performance ready for production at scale. As our most intelligent Flash model, it delivers consistently leading performance at scale for agent execution, coding, and long-horizon tasks.
Price by routing group
Pick a group in the console when you create a key. Status is live from the router. Live status by group →
| Group | Group status | Model status | Multiplier | Input | Output | Cache read | Cache write |
|---|---|---|---|---|---|---|---|
Anti-Gemini-1 | … | ×0.1243 | $0.1864 | $1.118 | $0.0186 | — | |
Cli-Gemini-1 | … | ×0.1243 | $0.1864 | $1.118 | $0.0186 | — | |
Aistudio-Gemini-1 | … | ×0.2982 | $0.4474 | $2.684 | $0.0447 | — | |
Vertex-Gemini-1 | … | ×0.338 | $0.507 | $3.042 | $0.0507 | — | |
Aistudio-Gemini-2 | … | ×0.4474 | $0.671 | $4.026 | $0.0671 | — | |
Aistudio-Gemini-3 | … | ×0.7456 | $1.118 | $6.71 | $0.1118 | — | |
Vertex-Gemini-2 | … | ×0.7605 | $1.141 | $6.845 | $0.1141 | — | |
Vertex-Gemini-3 | … | ×1.521 | $2.281 | $13.689 | $0.2281 | — | |
Aistudio-Gemini-4 | … | ×1.6155 | $2.423 | $14.539 | $0.2423 | — |
USD per 1M tokens
Supported endpoints
Call gemini-3.5-flash in one request
Works with the OpenAI SDK and any OpenAI-compatible client. Replace the key with your own.
curl https://api.nixapi.com/v1/chat/completions \
-H "Authorization: Bearer $NIXAPI_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gemini-3.5-flash",
"messages": [{"role": "user", "content": "Hello!"}]
}'from openai import OpenAI
client = OpenAI(base_url="https://api.nixapi.com/v1", api_key="sk-…")
resp = client.chat.completions.create(
model="gemini-3.5-flash",
messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)import OpenAI from 'openai';
const client = new OpenAI({ baseURL: 'https://api.nixapi.com/v1', apiKey: process.env.NIXAPI_KEY });
const resp = await client.chat.completions.create({
model: "gemini-3.5-flash",
messages: [{ role: 'user', content: 'Hello!' }],
});
console.log(resp.choices[0].message.content);Questions about gemini-3.5-flash
How much does gemini-3.5-flash cost on NixAPI?
From $0.1864 per 1M input tokens and $1.118 per 1M output tokens in the Anti-Gemini-1 group, about 88% below the official list price. Prices are pay-as-you-go in USD with no monthly minimum.
How do I call gemini-3.5-flash?
Point any OpenAI-compatible client at https://api.nixapi.com/v1, use your NixAPI key and set the model to "gemini-3.5-flash".
Which routing groups serve gemini-3.5-flash?
gemini-3.5-flash is available in 9 routing groups: Anti-Gemini-1, Cli-Gemini-1, Aistudio-Gemini-1, Vertex-Gemini-1, Aistudio-Gemini-2, Aistudio-Gemini-3, Vertex-Gemini-2, Vertex-Gemini-3, Aistudio-Gemini-4. The lowest price is in Anti-Gemini-1.