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Google: gemini-2.5-flash-lite

gemini-2.5-flash-lite Start building free

gemini-2.5-flash-lite is a lightweight variant in Google’s Gemini 2.5 family, produced by Google DeepMind and positioned as a fast, low-cost model for everyday application and product integration. It sits below the main Gemini 2.5 Flash and Pro tiers in computational footprint, trading some raw capability and breadth of reasoning for lower latency and cheaper serving at scale. Like other Gemini models, it is multimodal and suitable for common assistant tasks, UI copilots, simple analysis, and high-volume chat or API workloads where responsiveness and cost efficiency are more important than top-end benchmark performance. It is intended for developers who need Gemini-quality behavior in a more resource-efficient package, particularly on interactive frontends and mobile or edge-friendly deployments.

Modalities
Context 1M tokens
Quota cost Standard (1×)
Added September 23, 2026

Pricing

Current price per 1,000,000 tokens. Every request is billed automatically from its exact usage.

Free to use Included at no cost — no input or output charges for this model.

Included in plans

Titanium Gold Silver

Statistics

Live performance and usage of this model, aggregated across all users.

Rolling 30 days Aggregated across all users · refreshed every few minutes
Requests 99 99 all time
Success rate 100% 0 failed requests
Median latency 891 ms p95 2,72 s
Throughput 160,1 output tokens per second
Tokens processed 614,5K 6,207 avg. per request
Est. cost per request Free no usage charges
Popularity #3 of 5 1,19% of all requests
Uptime (24h) — 0 requests

Usage over time

Token usage

Last 30 days
Input tokens
595K 96,8%
Output tokens
19,4K 3,2%
Avg. input per request
6,010
Avg. output per request
196
Largest request
16,526 tokens

Reliability

Last 30 days
Successful
99 100%
Failed
0 0%
  • 200 Success 99 100%

Response time

Successful requests · last 30 days
Fastest309 ms
Average1,23 s
Median891 ms
95th percentile2,72 s
99th percentile5,22 s
Slowest7,59 s

Last 24 hours

≥ 99% ≥ 90% < 90%
Latency (ms)
Requests per hour

Usage rhythm

Last 30 days · site timezone
  • Busiest hour: 16:00
  • Busiest weekday: Wednesday
  • Busiest day: 23 September (99 requests)

All-time record

Total requests
99
Total tokens
614,5K
Active days
1
First request
23 September 2026
Last request
3 هفته ago

API

Call this model from any OpenAI-compatible client using your API token.

curl
curl https://apiex.cloud/api/v1/chat/completions \
  -H "Authorization: Bearer $NEW_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "gemini-2.5-flash-lite",
  "messages": [
    {
      "role": "user",
      "content": "Explain quantum entanglement in one paragraph."
    }
  ],
  "temperature": 0.7
}'
Authentication

Every request must include an Authorization: Bearer <TOKEN> header. Generate a token from your account's API Keys page — its access to models is set automatically from your active plans and redeemed codes, and you can set its rate limit and IP restrictions.

Supported parameters
Parameter Type Description
modelstring, requiredThis model's ID, exactly as shown above.
messagesarray, requiredConversation history as role/content objects (system, user, assistant).
temperaturenumber, optionalSampling randomness, typically 0–2.
max_tokensinteger, optionalUpper limit on tokens generated in the reply.
top_pnumber, optionalNucleus-sampling threshold, as an alternative to temperature.
streamboolean, ignoredResponses are always returned in full so the exact cost can be billed; streaming is not available.

Replace YOUR_API_KEY with a token from your account, then see the full API reference for every parameter.

Frequently asked questions

What is gemini-2.5-flash-lite?

gemini-2.5-flash-lite is a lightweight variant in Google’s Gemini 2.5 family, produced by Google DeepMind and positioned as a fast, low-cost model for everyday application and product integration. It sits below the main Gemini 2.5 Flash and Pro tiers in computational footprint, trading some raw capability and breadth of reasoning for lower latency and cheaper serving at scale. Like other Gemini models, it is multimodal and suitable for common assistant tasks, UI copilots, simple analysis, and high-volume chat or API workloads where responsiveness and cost efficiency are more important than top-end benchmark performance. It is intended for developers who need Gemini-quality behavior in a more resource-efficient package, particularly on interactive frontends and mobile or edge-friendly deployments.

How much does gemini-2.5-flash-lite cost?

Input tokens are priced at $0,12 per 1,000,000 tokens and output tokens at $0,48 per 1,000,000 tokens. Pricing is billed automatically per request; no separate plan is required.

What is the context length of gemini-2.5-flash-lite?

gemini-2.5-flash-lite supports a context window of up to 1,048,576 tokens.

Does gemini-2.5-flash-lite support image input?

Yes, gemini-2.5-flash-lite accepts image input in addition to text.

Which provider is gemini-2.5-flash-lite from?

gemini-2.5-flash-lite is developed by Google and made available on this gateway through our routing infrastructure.

When was gemini-2.5-flash-lite added to this gateway?

gemini-2.5-flash-lite has been available on this gateway since September 23, 2026.

Is gemini-2.5-flash-lite currently available?

Yes, gemini-2.5-flash-lite is active and can be used right now through this gateway.

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