Gemini 2.5 Flash Lite Preview API

google/gemini-2.5-flash-lite
Gemini 2.
Context
1M tokens
Input
$0.0975 / 1M tokens
Output
$0.39 / 1M tokens

How to use Gemini 2.5 Flash Lite Preview API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to google/gemini-2.5-flash-lite.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/chat/completions",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "google/gemini-2.5-flash-lite",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ]
    },
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "google/gemini-2.5-flash-lite",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ]
  }),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/chat/completions \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"google/gemini-2.5-flash-lite","messages":[{"role":"user","content":"Hello!"}]}'

OpenAI-compatible — swap the base URL and it works with your existing SDK.

Gemini 2.5 Flash Lite Preview API Pricing

TypePrice
Input
$0.0975 / 1M tokens
Output
$0.39 / 1M tokens
Cached input
$0.0975 / 1M tokens

Gemini 2.5 Flash Lite Preview Benchmarks

BenchmarkScoreWhat it measuresSourceRetrieved
SWE-bench Verified
38.9%
Resolving verified real GitHub issuesSourceJuly 12, 2026
AIME 2025
48.2%
Competition mathematics (AIME), 2025SourceJuly 12, 2026
GPQA Diamond
71.7%
Google-proof graduate science questions (hardest subset)SourceJuly 12, 2026
Intelligence
10.4
Composite score across standardised reasoning, knowledge and problem-solving evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026
Math
68.7
Composite score across standardised mathematics evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026

Gemini 2.5 Flash Lite Preview vs other models

ModelInputOutputContextBest for
$0.0975 / 1M tokens
$0.39 / 1M tokens
1M tokens
Reasoning + agents
$6.5 / 1M tokens
$39 / 1M tokens
1.05M tokens
Reasoning + agents
$2.6 / 1M tokens
$13 / 1M tokens
1M tokens
Balanced coding + agents
$3.9 / 1M tokens
$19.5 / 1M tokens
1M tokens
Long-context, multimodal & agentic workflows
$0.65 / 1M tokens
$3.9 / 1M tokens
1.05M tokens
Reasoning + agents

Frequently asked questions

Gemini 2.5 Flash Lite Preview has a 1,000,000 tokens context window and can return up to 1,048,576 tokens.

Gemini 2.5 Flash Lite Preview takes image, text as input and returns text.

Use google/gemini-2.5-flash-lite as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.

Gemini 2.5 Flash Lite Preview is priced at input $0.0975 / 1M tokens, output $0.39 / 1M tokens, cached input $0.0975 / 1M tokens.

Yes, Gemini 2.5 Flash Lite Preview can stream responses as they are generated.

Yes, Gemini 2.5 Flash Lite Preview accepts image input alongside text.

Gemini 2.5 Flash Lite Preview was built by Google.

It is designed for quick responses and efficient processing, suited for tasks that need minimal latency and low resource use.

It is optimized for both low latency and efficient, cost-conscious processing.

Start building with Gemini 2.5 Flash Lite Preview

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