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Gemini 2.5 Flash

Gemini 2.5 Flash is Google's first fully hybrid reasoning model, letting developers toggle thinking on or off and set thinking budgets to tune the balance between quality, cost, and latency, all on top of the fast, multimodal foundation of 2.0 Flash.

File InputReasoningTool UseVision (Image)Web SearchImplicit Caching
index.ts
import { streamText } from 'ai'
const result = streamText({
model: 'google/gemini-2.5-flash',
prompt: 'Why is the sky blue?'
})

Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Latency
Throughput
Input
Output
Cache
Web Search
Per Query
Capabilities
ZDR
No Training
Release Date
Google Vertex AI
Legal:Terms
Privacy
1M
0.3s
155tps
$0.30/M$2.50/M
Read:$0.03/M
Write:
$35.00/K
+ input costs
03/20/2025
Google
Legal:Terms
Privacy
1M
0.5s
202tps
$0.30/M$2.50/M
Read:$0.03/M
Write:
$35.00/K
+ input costs
03/20/2025