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gemini-2.5-flash-lite:flexGoogle LLC (Gemini API)

in /1M$0.05input tokens
out /1M$0.20output tokens
context1.0M66K out
median ttft482msmeasured
api
chat
hosting
Global
model lab
Google
weights
closed
added
July 2025
model id
google/gemini-2.5-flash-lite:flex

capabilities 6/8

visionreasoningtoolscachingweb searchjson schemacomputer useimage gen

2 providers serve gemini-2.5-flash-lite. This page is one of them. Compare all endpoints

pricing

no markup
input
$0.05
output
$0.20
cache write
-
cache read
$0.01

worked cost

Estimated cost for three request volumes
volumecost
100K in + 10K out$0.0070
1M in + 100K out$0.0700
10M in + 1M out$0.70

Requesty charges what the upstream provider charges, with no markup and no per-request fee. Prompt caching and smart routing cut the effective cost further on repeated context. Gateway pricing

provider price, passed throughper 1M tokens

measured

through Sep 12
median ttft
482ms
median tok/s
436.0
blended /1M
$0.18
cache hit
6.0%
answered
98.90%

Weekly aggregates from production traffic routed through Requesty to this endpoint. A metric with no qualifying sample is left out rather than filled in. Compare against the other providers

benchmarks

artificial analysis
Benchmark scores, each normalised to 100
evalScore as a share of 100/100
MMLU Pro75.9
GPQA Diamond62.5
LiveCodeBench59.3
Math Index53.3
AIME 202553.3
τ²-Bench18.4
Intelligence Index8.5
Humanity's Last Exam6.8
Terminal-Bench Hard4.5
9 evalsmean38.1

Scores from Artificial Analysis and public leaderboards, normalised to 100. Bar colour is the band, not the rank: green 80 and up, blue 55 and up, amber 30 and up. Benchmarks measure narrow skills, so test on your own workload before committing. Released 2025-06-17.

policy

data terms
retention
none
trains on prompts
no
hosted in
Global

Terms are the provider's, not Requesty's: routing a request here puts it under them. Gemini API Terms

Need every request to stay in one jurisdiction? EU hosting routes only through EU-hosted providers.

quickstart

openai compatible
google/gemini-2.5-flash-lite:flex

this id pins the google llc (gemini api) deployment, with no routing and no failover. the managed id on the canonical page routes across all 2 providers instead

main.py
from openai import OpenAI client = OpenAI(    api_key="YOUR_REQUESTY_API_KEY",    base_url="https://router.requesty.ai/v1",) response = client.chat.completions.create(    model="google/gemini-2.5-flash-lite:flex",    messages=[        {"role": "user", "content": "Explain quantum computing in one paragraph."},    ],) print(response.choices[0].message.content)

Change the base url to https://router.requesty.ai/v1, use your Requesty key, set the model to the id above. Existing OpenAI SDK code needs no other edit, and the same key reaches every other model in the catalog. Browse all models

notes

reference

Google's smallest and most cost effective model, built for at scale usage.

questions 6

How much does gemini-2.5-flash-lite:flex cost?
gemini-2.5-flash-lite:flex is priced at $0.05 per million input tokens and $0.20 per million output tokens when accessed via Requesty. Prompt caching is supported, which can cut effective input cost by up to 90% on repeated context. Requesty charges exactly what the upstream provider charges, we don't add markup.
What is the context window of gemini-2.5-flash-lite:flex?
gemini-2.5-flash-lite:flex has a context window of 1.0M tokens, with a maximum output of 66K tokens per response. That is roughly 1,398 words of input you can fit in a single prompt.
How does gemini-2.5-flash-lite:flex perform on benchmarks?
gemini-2.5-flash-lite:flex scores 75.9% on MMLU Pro, 62.5% on GPQA Diamond, 59.3% on LiveCodeBench. The benchmarks pane shows every published result, each normalised to 100.
What can gemini-2.5-flash-lite:flex do?
gemini-2.5-flash-lite:flex supports vision input, tool calling, extended reasoning, prompt caching, web search, structured outputs (JSON schema). You can call it through any OpenAI-compatible client by pointing base_url to Requesty.
How do I use gemini-2.5-flash-lite:flex with the OpenAI SDK?
Install the OpenAI SDK, set base_url to "https://router.requesty.ai/v1", set your API key to your Requesty key, and set the model to "google/gemini-2.5-flash-lite:flex". The quickstart pane shows Python, JavaScript and cURL snippets.
Can I run gemini-2.5-flash-lite:flex through Requesty?
Yes. gemini-2.5-flash-lite:flex runs through Requesty's OpenAI-compatible API, served from Google LLC (Gemini API). You do not host the model yourself: point base_url at Requesty, set the model to "google/gemini-2.5-flash-lite:flex", and requests are routed to the upstream provider with automatic failover. The same key gives you 600+ other models too.

more from google llc (gemini api) 8

Other Google LLC (Gemini API) endpoints
endpointctxin /M
gemini-3.6-flash:flex1.0M$0.38
gemini-3.6-flash1.0M$1.50
gemini-3.5-flash-lite1.0M$0.30
gemini-3.5-flash-lite:flex1.0M$0.15
gemini-3.1-flash-image131K$0.50
gemini-3-pro-image1.0M$2.00
gemini-3.5-flash:flex1.0M$0.75
gemini-3.5-flash1.0M$1.50

call gemini-2.5-flash-lite:flex through one endpoint

One key for this endpoint and 600+ other models. No markup on provider prices, automatic failover when a provider degrades, and prompt caching built in. Methodology

gemini-2.5-flash-lite:flexgoogle llc (gemini api)in $0.05 /1Mout $0.20 /1Mctx 1.0Mttft 482mshosted Global2 providers serve this model