Google: Gemini 2.5 Flash Lite Preview 09-2025

Google: Gemini 2.5 Flash Lite Preview 09-2025

google · Released Sep 25, 2025 Specialist
Intelligence #102 / 544
57.7 Our Score
Speed #4 / 252
348.1 tokens / sec
Input #183 / 544
$0.100 per 1M tokens
Output #211 / 544
$0.400 per 1M tokens
Context #14 / 544
1M tokens

Analysis Summary

Google: Gemini 2.5 Flash Lite Preview 09-2025 sits in the Specialist tier on our leaderboard, ranked #102 of 544 published models on overall intelligence. At $0.100 input and $0.400 output per 1M tokens, it is among the most expensive on the market. It offers an exceptionally large context window suited to long-document workflows and supports tool use, function calling, vision, and reasoning.

Editorial notes

Gemini 2.5 Flash Lite Preview from Google supports text, image, audio, and video inputs with a 1M token context at very low pricing, though its intelligence and coding benchmarks are limited for demanding tasks.

Assessed May 5, 2026

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

Performance Profile

Intelligence4.4Technical3.7Value8.3Content5
Intelligence 4.4/10
Technical 3.7/10
Content 5/10
Value 8.3/10

Gemini 2.5 Flash-Lite is a lightweight reasoning model in the Gemini 2.5 family, optimized for ultra-low latency and cost efficiency. It offers improved throughput, faster token generation, and better performance..

Capabilities

Tool Use Function Calling Vision

Performance Indices

Source: Artificial Analysis

21.6 Intelligence Index
18.1 Coding Index
21.8 Agentic Index
68.7 Math Index

Benchmark Scores

Intelligence

GPQA Diamond 70.9% Graduate-level scientific reasoning
HLE 6.6% Humanity's Last Exam
MMLU Pro 80.8% Multi-task language understanding
AIME 2025 68.7% Competition mathematics (2025)
SciCode 28.7% Scientific computing

Technical

LiveCodeBench 68.8% Live coding evaluation
TerminalBench Hard 12.9% Agentic terminal tasks
τ²-Bench 30.7% Conversational agent benchmark

Content

IFBench 52.6% Instruction following
LCR 59% Long-context reasoning

Benchmark data from Artificial Analysis and Hugging Face

How does Google: Gemini 2.5 Flash Lite Preview 09-2025 stack up?

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Model Information

OpenRouter ID google/gemini-2.5-flash-lite-preview-09-2025
Providergoogle
Model FamilyGemini 2
Release Date September 25, 2025
Context Length1,048,576 tokens
Max Completion65,535 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.10 $0.000100
Output $0.40 $0.000400

Live Performance

Live endpoint metrics — refreshed every 30 minutes.

100%
Avg Uptime
611ms
Best Latency (TTFT)
96 tok/s
Best Throughput
1/1
Active Endpoints
Available via: Google

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