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Gemini 2.5 Flash Lite Preview

Deprecated

Gemini 2.5 Flash Lite Preview is Google logoGoogle's language model with a 1.0M context window and up to 66K output tokens, available from 3 providers, starting at $0.100 / 1M input and $0.400 / 1M output. A preview release of Gemini 2.5 Flash-Lite, a lightweight reasoning model optimized for ultra-low latency and cost efficiency.
Spec
Canonical IDgoogle-gemini-2-5-flash-lite-preview
TypeLanguage
StatusDeprecated
CreatorGoogleGoogle
Providers
Context Window1.0M tokens
Max Output66K tokens
Input ModalitiesAudioImagePdfTextVideo
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 7 months ago
Knowledge Cutoff
Deprecation Date
Intelligence Index
19.4
#134
Coding Index
14.5
#138
Math Index
46.7
#84
MMLU-Pro
0.8
#70
GPQA
0.7
#131
HLE
0.0
#211
LiveCodeBench
0.6
#59
IFBench
0.4
#110
Time to First Token
SciCode
0.3
#153
AIME 2025
0.5
#84
LCR
0.5
#67
TerminalBench Hard
0.1
#121
TAU2
0.3
#132
Output TPS
0.0
#262

Capabilities

Input5/5
Text
Image
Audio
Video
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities8/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema·
Web Search
URL Context
Computer Use·
Code Execution
File Search·
Prompt Caching
Assistant Prefill·

Pricing by Provider

ProviderStandardBatchFlexPriority
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write
$ / 1M
Reasoning
$ / 1M
Audio In
$ / 1M
Input
$ / 1M
Output
$ / 1M
Audio In
$ / 1M
Input
$ / 1M
Output
$ / 1M
Audio In
$ / 1M
Input
$ / 1M
Output
$ / 1M
Cache Write
$ / 1M
Audio In
$ / 1M
Google Gemini logo
Google Gemini
gemini-2.5-flash-lite-preview-09-2025
$0.100$0.400$0.025$0.010$0.400$0.300$0.050$0.200$0.150$0.050$0.200$0.150$0.180$0.720$0.018$0.540
Google Vertex AI logo
Google Vertex AI
gemini-2.5-flash-lite-preview-09-2025
$0.100$0.400$0.010$0.010$0.400$0.300$0.050$0.200$0.150$0.050$0.200$0.150$0.180$0.720$0.018$0.540
OpenRouter logo
OpenRouter
google/gemini-2.5-flash-lite-preview-09-2025
$0.100$0.400$0.010N/AN/AN/A

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Gemini 3.1 Flash Lite Preview1.0M$0.250$1.50Available
Gemini 2.5 Flash Lite Preview1.0M$0.100$0.400Current
Gemini 2.5 Flash Lite1.0M$0.075$0.300Available
Gemini 2.0 Flash Lite1.0M$0.075$0.300Deprecating
Gemini Flash Lite1.0M$0.100$0.400Available

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
Gemini 3.1 Pro Preview Custom ToolsPro1.0M
Gemini 3.1 Pro PreviewPro1.0M$2.00$12.00
Gemini 3.1 Flash Live PreviewFlash131K$0.750$4.50
Gemini 3.1 Flash TTS PreviewFlash8K$1.00$0.000
Gemini 3.1 ProPro$2.20$13.20
Gemini 3 FlashFlash1.0M$0.500$3.00
Gemini 3 Flash PreviewFlash1.0M$0.500$3.00
Gemini 3 Pro PreviewPro1.0M$2.00$12.00
Nano Banana Pro (Gemini 3 Pro Image)Pro66K$2.00$12.00
Gemini 3 Deep Think

Model IDs