Gemini 2.5 Flash

ChatInput: FileInput: ImageInput: TextInput: AudioReleased Jun 17, 2025

Built by Google · United States · deepmind.google

Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater...

How to use

model: "google/gemini-2.5-flash"

Cap quality here and save

Hard questions go to this model, easy ones drop to something cheaper. Set a savings target (0–0.8) and the router tunes itself until realized savings converge on it.

{
  "model": "celon/auto",
  "celon": {
    "anchor": "google/gemini-2.5-flash",
    "savings_target": 0.4
  }
}

Naming a model directly gets you that model — savings controls don't apply.

Context

1.0M

Max output

66K

Input $/1M

$0.30

Output $/1M

$2.50

Features

Image inputTool callingJSON

Serving providers

GoogleVertex AI

Providers

Price, latency, and uptime per provider serving this model. Celon routes each request to the fastest and cheapest of them. Click a row for regions and data policies.

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Performance

Benchmark quality scores, and measured speed per provider.

Quality

Epoch Capabilities IndexComposite over 50+ benchmarks

140.3

FrontierMathResearch-level mathematics

4.8%

Terminal-BenchAgentic terminal tasks

17.1%

At each model's best reasoning effort. Benchmarks it wasn't run on are omitted.

Speed

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