Google: Gemini 3 Flash Preview provider comparison

google/gemini-3-flash-preview

Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool...

Endpoints:: 6
Context:: 1M
Input:: text, image, file, audio, video
Output:: text

Compare this model in a set →

At a glance

Comparison winners

Based on 1,000 input and 500 output tokens using the latest published median speed data.

Best cost/speed trade-off

Google Vertexgoogle-vertex/global

$1.3333 / 1M tokens

9.20 s estimated response

Cheapest

Google Vertexgoogle-vertex/global/flex

$0.6667 / 1M tokens

$0.001 for the sample request

Fastest

Google Vertexgoogle-vertex/global

9.20 s estimated response

$1.3333 / 1M tokens

Visual comparison

Price and performance charts

Compare published endpoint pricing and estimated response time visually.

Effective price by endpoint

USD per 1 million tokens for input and output. Lower is better.

Google Vertex has the lowest estimated cost for 1,000 input and 500 output tokens at $0.001.

Estimated cost vs. response time

Based on 1,000 input and 500 output tokens. Cost is shown in USD per 1 million tokens. Lower and further left is better; the single best cost/speed trade-off appears at full opacity.

2 providers have complete pricing and speed data. Google Vertex is closest to the ideal combination of lowest cost and fastest response.

Server-rendered comparison

Provider endpoints

Prompt and completion prices are effective USD per token as published by OpenRouter. Missing speed data never removes an endpoint.

Rank providers by

Endpoint comparison for Google: Gemini 3 Flash Preview
Provider / route	Current pricing ↗	Speed measurements	Endpoint details
Provider / route Google Vertex (0) `google-vertex/global` FastestBest cost/speed trade-off	Current pricing Input price $0.5 / 1M Output price $3 / 1M Sample cost $0.002	Speed measurements 500-token response 9.20 s Response starts 1.26 s Output speed 63.0 tok/s	Endpoint details Uptime (30 min) 97.81% Context 1M Model format unknown Max output 65.5K 12 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p
Provider / route Google Vertex (0) `google-vertex/global/flex` Cheapest	Current pricing Input price $0.25 / 1M Output price $1.5 / 1M Sample cost $0.001	Speed measurements 500-token response Insufficient recent data Response starts Insufficient recent data Output speed Insufficient recent data	Endpoint details Uptime (30 min) 97.81% Context 1M Model format unknown Max output 65.5K 12 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p
Provider / route Google Vertex (0) `google-vertex/global/priority`	Current pricing Input price $0.9 / 1M Output price $5.4 / 1M Sample cost $0.0036	Speed measurements 500-token response Insufficient recent data Response starts Insufficient recent data Output speed Insufficient recent data	Endpoint details Uptime (30 min) 97.81% Context 1M Model format unknown Max output 65.5K 12 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p
Provider / route Google AI Studio (0) `google-ai-studio`	Current pricing Input price $0.5 / 1M Output price $3 / 1M Sample cost $0.002	Speed measurements 500-token response 9.76 s Response starts 1.29 s Output speed 59.0 tok/s	Endpoint details Uptime (30 min) 99.59% Context 1M Model format unknown Max output 65.5K 11 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_p
Provider / route Google AI Studio (0) `google-ai-studio/flex`	Current pricing Input price $0.25 / 1M Output price $1.5 / 1M Sample cost $0.001	Speed measurements 500-token response Insufficient recent data Response starts Insufficient recent data Output speed Insufficient recent data	Endpoint details Uptime (30 min) 99.59% Context 1M Model format unknown Max output 65.5K 11 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_p
Provider / route Google AI Studio (0) `google-ai-studio/priority`	Current pricing Input price $0.9 / 1M Output price $5.4 / 1M Sample cost $0.0036	Speed measurements 500-token response Insufficient recent data Response starts Insufficient recent data Output speed Insufficient recent data	Endpoint details Uptime (30 min) 99.59% Context 1M Model format unknown Max output 65.5K 11 parameters include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_p

Endpoint data fetched Jul 16, 2026, 5:17 PM UTC.

Gemini 3 Flash Preview deployment guide

How to choose a Gemini 3 Flash Preview inference provider

Gemini 3 Flash Preview is indexed here as a text model by Google, with 6 provider endpoints from Google Vertex, Google AI Studio. The comparison preserves each exact OpenRouter routing tag so pricing and performance observations can be connected to the route an application would actually request.

Match the endpoint to the workload

The model publishes a 1M-token context window. It accepts text, image, file, audio, video input and returns text output. 12 distinct supported parameters appear across the listed routes. Confirm limits on the specific endpoint rather than assuming every host exposes the same configuration.

Compare the real request economics

Google Vertex currently has the lowest estimated cost for the standard 1,000-input/500-output-token sample at $0.001. Input-heavy and output-heavy applications can produce a different result, so review both per-million-token prices in the endpoint table.

Balance response start and generation speed

Google Vertex currently has the shortest estimated 500-token response at 9.20 seconds. Google Vertex is the single endpoint closest to the current ideal cost/speed combination. Recent observations can change, so validate finalists with your own prompts.