GoogleText generationReleased October 13, 2026

Gemini 4 Argon

Name: Gemini 4 Argon
Brand: Google
SKU: gemini-4-argon
Availability: InStock

Gemini 4 Argon costs $2 per 1M input tokens and $10 per 1M output tokens on LLM API, with a 1.05M-token context window.

Pricing

Lowest price among 2 providers, after discounts.

Gemini 4 Argon prices on LLM API
Input	$2	per 1M tokens
Output	$10	per 1M tokens
Cache read	$0.1	per 1M tokens
Cache write, 5 minutes	$0.1875	per 1M tokens
Web search	$0.014	per search

Providers

Prices after each provider’s discount; the lowest in bold.

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Providers of Gemini 4 Argon on LLM API

Google Vertex AI	$2	$10	$0.1	1.05M	66K
Google AI Studio	$2	$10	$0.1	1.05M	66K

Features

ToolsYes
Parallel tool callsNo
Image inputYes
ReasoningYes
Levels: low, medium, high · default medium
Prompt cachingYes
Structured outputsYes
JSON modeYes
StreamingYes
Web searchYes

Call Gemini 4 Argon

POST /v1/chat/completionsSet LLMAPI_KEY to your LLM API key.Chat Completions docs

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

response = client.chat.completions.create(
    model="gemini-4-argon",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.llmapi.ai/v1",
  apiKey: process.env.LLMAPI_KEY,
});

const response = await client.chat.completions.create({
  model: "gemini-4-argon",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(response.choices[0].message.content);

curl https://api.llmapi.ai/v1/chat/completions \
  -H "Authorization: Bearer $LLMAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemini-4-argon",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

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Prices synced October 27, 2026.