Long context

gemini-3.5-flash

Name: gemini-3.5-flash
Brand: Router One
SKU: google/gemini-3.5-flash

Model IDgoogle/gemini-3.5-flash

chatstreamingtool_callingvision

Try it Quick Start

Call summary

Input

$1.50 / 1M tokens

Output

$9.00 / 1M tokens

Context Window

1.05M

Available Configurations

Capabilities

Routing mode

auto

Available Configurations

Compare context, capabilities, and effective pricing by routing mode.

Routing mode

auto

Capabilities

chatstreamingtool_callingvision

Context Window

1.05M

Input

$1.50 / 1M tokensCache write: $1.50

Output

$9.00 / 1M tokensCache read: $1.50

Routing mode	Capabilities	Context Window	Input	Output
auto	chatstreamingtool_callingvision	1.05M	$1.50 / 1M tokensCache write: $1.50	$9.00 / 1M tokensCache read: $1.50

Integration

OpenAI compatible

Endpoint

/v1/chat/completions

Model ID

google/gemini-3.5-flash

Routing mode

auto

bash

curl -X POST \
  https://api.router.one/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "google/gemini-3.5-flash",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

Get API Key