Gemini 2.5 Flash Preview (05-20)

May preview of Gemini 2.5 Flash with improved performance.

gemini-2.5-flash-preview-05-20
STABLEModel DeactivatedGet StartedView uptime
1,000,000 context
Released May 20, 2025
Starting at $0.15/M input tokens
Starting at $0.60/M output tokens
Streaming
Vision
Tools
Reasoning
JSON Output
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All Providers for Gemini 2.5 Flash Preview (05-20)

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 Jul 15, 2025
Input
$0.15
/M tokens
Cache Read
/M tokens
Output
$0.6
/M tokens
Get Started
Google Vertex AI
Context: 1M
Deactivated since Jul 15, 2025
Input
$0.15
/M tokens
Cache Read
/M tokens
Output
$0.6
/M tokens
Get Started

Frequently asked questions

What is Gemini 2.5 Flash Preview (05-20)?

May preview of Gemini 2.5 Flash with improved performance. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.

How much does Gemini 2.5 Flash Preview (05-20) cost?

Pricing for Gemini 2.5 Flash Preview (05-20) on LLM Gateway starts at $0.15 per million input tokens and $0.60 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 2.5 Flash Preview (05-20)?

Gemini 2.5 Flash Preview (05-20) supports a context window of up to 1,000,000 tokens on its largest provider deployment.

Which providers serve Gemini 2.5 Flash Preview (05-20)?

Gemini 2.5 Flash Preview (05-20) 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 2.5 Flash Preview (05-20) support tool calling and structured outputs?

Yes. Gemini 2.5 Flash Preview (05-20) supports both tool (function) calling and structured JSON outputs through LLM Gateway.

When was Gemini 2.5 Flash Preview (05-20) released?

Gemini 2.5 Flash Preview (05-20) was released on May 20, 2025.