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GoogleText Generation/v1/ai/chat

Gemini 2.5 Flash Lite

Access Gemini 2.5 Flash Lite through one API key. Google's cheapest model.

Google's lightest Gemini model. Ultra-cheap inference for high-volume tasks with 1M context.

No credit card required. Takes 30 seconds.

2,400+

Developers

1.2M+

API calls served

100+

Endpoints

$0.01

Per call

Yep, that's it.

Try it live

Send a message and see Gemini 2.5 Flash Lite respond in real time.

POST/v1/ai/chat

Maximum tokens in the response.

Real-time tokens

Hit "Send Request" to see the response

Context Window

1.0M tokens

Max Output

66K tokens

Input Price

$0.14 / 1M tokens

Output Price

$0.56 / 1M tokens

Strengths

Speed

Google's lightest Gemini tier is tuned for fast, low-latency responses at scale.

Cost-effective

At $0.14 per 1M input tokens, it is one of the cheapest large-context models available.

Large context

Supports a 1,048,576-token context window, unusually large for a budget-tier model.

High volume

Built for high-throughput workloads such as classification, extraction, and bulk generation.

Quick start

Copy this snippet and start making calls with Gemini 2.5 Flash Lite.

const res = await fetch('https://api.yepapi.com/v1/ai/chat', {
  method: 'POST',
  headers: {
    'x-api-key': 'YOUR_API_KEY',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    "model": "google/gemini-2.5-flash-lite",
    "messages": [
      {
        "role": "user",
        "content": "Explain API gateways in 2 sentences."
      }
    ],
    "maxTokens": 256
  }),
});
const { data } = await res.json();
console.log(data.message.content);

Why use Gemini 2.5 Flash Lite through YepAPI?

One API key for all models — no separate accounts
OpenAI SDK compatible — just change the base URL
No monthly minimums — pay per token
Switch models with one line of code
Full provider passthrough — citations, search results, and all extras included
Streaming and non-streaming support on every model
Works with Cursor, Claude, LangChain, and any LLM tool
Unified billing across all providers

Gemini 2.5 Flash Lite API: Google's cheapest 1M-context model

Gemini 2.5 Flash Lite is Google's lightest, cheapest Gemini tier, built for fast, high-volume inference while still offering a 1M-token context window. YepAPI serves it through one OpenAI-compatible endpoint.

Your single YepAPI key also reaches DeepSeek, Claude, Grok, Kimi, and more, plus SEO, SERP, and scraping endpoints, so cheap Gemini throughput can feed straight into your data work.

What is Gemini 2.5 Flash Lite?

Gemini 2.5 Flash Lite is the lightest model in Google's Gemini 2.5 family, optimized for ultra-cheap, fast inference on high-volume tasks. Despite being the budget tier, it keeps a 1,048,576-token context window and supports up to 65,535 output tokens, so it can ingest large documents while running at a fraction of the cost of heavier Gemini models. It is positioned for throughput-heavy workloads, classification, extraction, summarization, and bulk generation, where speed and low cost matter more than the deepest reasoning, while still benefiting from Google's broad training.

Build with Gemini 2.5 Flash Lite via YepAPI

Use YepAPI's OpenAI-compatible /v1/ai/chat endpoint with any OpenAI client; no Google-specific SDK needed. Set the base URL, add your key, and set the model string to Gemini 2.5 Flash Lite. Changing models is a single string swap. The same key reaches the full catalog, so you can run high-volume jobs on Flash Lite and route harder reasoning to other models, all from one integration and one bill.

Gemini 2.5 Flash Lite API pricing — $0.14 input / $0.56 output per 1M tokens

Gemini 2.5 Flash Lite costs $0.14 per 1M input tokens and $0.56 per 1M output tokens. For a model with a 1M-token context window, this is among the cheapest options anywhere, making large-context, high-volume processing genuinely affordable. Per-token billing keeps big batch jobs predictable, so you can scale classification and extraction pipelines without cost spikes.

Gemini 2.5 Flash Lite for high-volume classification and extraction

Flash Lite is built for the bulk end of the pipeline: classifying reviews, extracting structured fields from documents, summarizing large volumes of text, and generating short content at scale. The 1M context window lets it handle long inputs even at its budget price, and the low cost means you can run these jobs across millions of records while keeping latency low for near-real-time use cases.

Try Gemini 2.5 Flash Lite free

New YepAPI accounts include $5 of free credit with no card required. At Flash Lite's prices that covers a large amount of usage, enough to benchmark throughput, latency, and quality on your own data and confirm it fits your high-volume workload before adding any payment method.

Start generating in 30 seconds

$5 free credit on signup. No credit card required. Pay per call.

What developers say

Switched from SerpAPI and cut our SERP costs by 80%. Same data quality, way simpler billing.

Marcus T.

SEO Platform Founder

One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.

Priya S.

Full-Stack Developer

The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.

Jake R.

Indie Hacker

Frequently asked questions

Google's lightest Gemini model. Ultra-cheap inference for high-volume tasks with 1M context.

Input tokens cost $0.14 per 1M tokens and output tokens cost $0.56 per 1M tokens through YepAPI. No monthly minimums — you only pay for what you use.

Sign up for a free API key, then send requests to the /v1/ai/chat endpoint.

Gemini 2.5 Flash Lite supports a 1.0M token context window with up to 66K output tokens per request.

Ready to use Gemini 2.5 Flash Lite?

$5 free credit on signup. No credit card required. Pay per call.

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