Gemini 2.5 Flash Preview 09-2025
Gemini 2.5 Flash Preview 09-2025 is Google's September 2025 preview of the next Gemini 2.5 Flash, scoring 54% on SWE-Bench Verified (up from 48.9%), improving agentic tool use, and producing 24% fewer output tokens with thinking enabled.
File InputImplicit CachingReasoningTool UseVision (Image)Web Search
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'google/gemini-2.5-flash-preview-09-2025', prompt: 'Why is the sky blue?'})More models by Google
| Model |
|---|
| 1M | 2.5s | 227tps | $1.50/M | $9.00/M | Read:$0.15/M Write:— | $14.00/K + input costs | — |   | 05/19/2026 | ||||
| 1M | 1.1s | 15tps | $0.25/M | $1.50/M | Read:$0.03/M Write:— | $14.00/K + input costs | — | | 03/03/2026 | ||||
| 1M | 5.5s | 307tps | $2.00/M | $12.00/M | Read: $0.2/M Write: — | $14.00/K + input costs | — | | 02/19/2026 | ||||
| 1M | 0.9s | 176tps | $0.50/M | $3.00/M | Read: $0.05/M Write: — | $14.00/K + input costs | — | | 12/17/2025 | ||||
| 1M | 0.4s | 214tps | $0.10/M | $0.40/M | Read:$0.01/M Write:— | $35.00/K + input costs | — | | 06/17/2025 | ||||
| 1M | 0.4s | 196tps | $0.30/M | $2.50/M | Read:$0.03/M Write:— | $35.00/K + input costs | — | | 03/20/2025 |