Gemini 1.5 Flash

Fast Gemini 1.5 model for quick multimodal tasks.

gemini-1.5-flash
STABLEModel DeactivatedGet StartedView uptime
1,000,000 context
Released May 10, 2024
Starting at $0.04/M input tokens
Starting at $0.15/M output tokens
Streaming
Vision
Tools
Reasoning
JSON Output
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All Providers for Gemini 1.5 Flash

LLM Gateway routes requests to the best providers that are able to handle your prompt size and parameters.

Google AI Studio
Context: 1M
Deactivated since Sep 20, 2025
Input
$0.0375
/M tokens
Cache Read
/M tokens
Output
$0.15
/M tokens
Get Started
Google Vertex AI
Context: 1M
Deactivated since Sep 20, 2025
Input
$0.0375
/M tokens
Cache Read
/M tokens
Output
$0.15
/M tokens
Get Started

Frequently asked questions

What is Gemini 1.5 Flash?

Fast Gemini 1.5 model for quick multimodal tasks. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.

How much does Gemini 1.5 Flash cost?

Pricing for Gemini 1.5 Flash on LLM Gateway starts at $0.04 per million input tokens and $0.15 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.

What is the context length of Gemini 1.5 Flash?

Gemini 1.5 Flash supports a context window of up to 1,000,000 tokens on its largest provider deployment.

Which providers serve Gemini 1.5 Flash?

Gemini 1.5 Flash is served by Google AI Studio, Google Vertex AI through LLM Gateway. Requests are automatically routed to the best available provider, with fallback when a provider has issues.

Does Gemini 1.5 Flash support tool calling and structured outputs?

Yes. Gemini 1.5 Flash supports both tool (function) calling and structured JSON outputs through LLM Gateway.

When was Gemini 1.5 Flash released?

Gemini 1.5 Flash was released on May 10, 2024.