Agent may make mistakes. Verify all outputs.
Gemini 3.1 Flash Lite outperforms 2.5 Flash Lite on overall quality and lands close to 2.5 Flash performance across key capability areas. It is a workhorse model for high-volume use cases, with improvements across audio input/ASR, RAG snippet ranking, translation, data extraction, and code completion.
import { streamText } from 'ai'
const result = streamText({ model: 'google/gemini-3.1-flash-lite', prompt: 'Why is the sky blue?'})Try out Gemini 3.1 Flash Lite by Google. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.
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.
| Model |
|---|
| 262K | 0.4s | 84tps | $0.13/M | $0.40/M | — | — |   | 04/02/2026 | |||||
| 262K | 0.6s | 16tps | $0.14/M | $0.40/M | — | — | | 04/02/2026 | |||||
$0.20/M+3 more | — | — |  | 03/10/2026 | |||||||||
| 1M | 0.9s | 250tps | $0.25/M | $1.50/M | Read:$0.03/M Write:— | $14.00/K + input costs | — |  | 03/03/2026 | ||||
| 131K | 1.0s | 262tps | $0.50/M | $3.00/M | Read:$0.05/M Write:— | $14/K + input costs | — | | 02/26/2026 | ||||
| 1M | 3.6s | 307tps | $2.00/M | $12.00/M | Read: $0.2/M Write: — | $14.00/K + input costs | — | | 02/19/2026 | ||||
| 1M | 0.6s | 168tps | $0.50/M | $3.00/M | Read: $0.05/M Write: — | $14.00/K + input costs | — | | 12/17/2025 | ||||
| 1M | 3.0s | 305tps | $2.00/M | $12.00/M | Read: $0.2/M Write: — | $14.00/K + input costs | — | | 11/18/2025 | ||||
| 1M | $0.10/M | $0.40/M | Read:$0.01/M Write:— | $35.00/K + input costs | — | | 09/25/2025 | ||||||
| 1M | $0.30/M | $2.50/M | Read:$0.03/M Write:— | $35.00/K + input costs | — | | 09/25/2025 | ||||||
| 66K | 11.3s | 226tps | $2.00/M | $12.00/M | Read:$0.2/M Write:— | $14.00/K + input costs | — | | 09/01/2025 | ||||
| 1M | 0.3s | 256tps | $0.10/M | $0.40/M | Read:$0.01/M Write:— | $35.00/K + input costs | — | | 06/17/2025 | ||||
| 480 | — | — | | 06/01/2025 | |||||||||
| 480 | — | — | | 05/24/2025 | |||||||||
| 480 | — | — | | 05/22/2025 | |||||||||
| $0.15/M | — | — | | 05/20/2025 | |||||||||
| 1M | 0.4s | 207tps | $0.30/M | $2.50/M | Read:$0.03/M Write:— | $35.00/K + input costs | — | | 03/20/2025 | ||||
| 33K | 0.4s | 199tps | $0.30/M | $2.50/M | Read:$0.03/M Write:— | — | — | | 03/20/2025 | ||||
| 1M | 2.1s | 135tps | $1.25/M | $10.00/M | Read: $0.13/M Write: — | $35.00/K + input costs | — | | 03/20/2025 | ||||
| 1M | 0.5s | 158tps | $0.15/M | $0.60/M | Read:$0.03/M Write:— | $35.00/K + input costs | — | | 12/11/2024 | ||||
| 1M | 0.3s | 163tps | $0.07/M | $0.30/M | Read:$0.02/M Write:— | $35.00/K + input costs | — | | 12/11/2024 | ||||
| $0.03/M | — | — | | 08/01/2024 | |||||||||
| $0.03/M | — | — | | 03/01/2024 | |||||||||
| — | — | | |||||||||||
| — | — | | |||||||||||
| — | — | | |||||||||||
| — | — | |