AWS Lambda

Run a function when an event arrives. The ongoing free tier includes 1 million requests and 400,000 GB-seconds monthly.

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      <section class="platform-panel benefit"><h2><b>1</b><span class="ko">무엇을 해주나</span><span class="en">What it does</span></h2><div class="flow"><span class="flow-chip active" data-flow="0"><span class="ko">이벤트 발생</span><span class="en">Event arrives</span></span><span class="flow-arrow">→</span><span class="flow-chip" data-flow="1"><span class="ko">함수 실행</span><span class="en">Run function</span></span><span class="flow-arrow">→</span><span class="flow-chip" data-flow="2"><span class="ko">요청에 맞춰 확장</span><span class="en">Scale with demand</span></span></div><p class="result"><span class="ko">서버를 예약하지 않고 코드 실행</span><span class="en">Run code without reserving a server</span></p></section>
      <section class="platform-panel free"><h2><b>2</b><span class="ko">무료로 어디까지</span><span class="en">Free tier</span></h2><div class="free-metrics"><div class="free-metric"><div class="metric-line"><span><span class="ko">상시 무료 요청/월</span><span class="en">Always-free requests/mo</span></span><strong>1M</strong></div><div class="meter"><i style="width:60%"></i></div></div><div class="free-metric"><div class="metric-line"><span><span class="ko">상시 무료 실행/월</span><span class="en">Always-free compute/mo</span></span><strong>400,000 GB-s</strong></div><div class="meter"><i style="width:50%"></i></div></div></div></section>
      <section class="platform-panel price"><h2><b>3</b><span class="ko">넘으면 얼마</span><span class="en">Beyond free</span></h2><div class="price-core"><div class="price-usage"><span><span class="ko">x86 요청/월</span><span class="en">x86 requests/mo</span></span><strong id="platform-usage"></strong></div><input id="platform-slider" type="range" min="0" max="16" value="8" aria-label="x86 requests/mo"><div class="monthly"><strong id="platform-cost"></strong><small><span class="ko">/월</span><span class="en">/month</span></small></div><p class="price-note"><span class="ko">요청료만 · 실행 $0.0000166667/GB-s·네트워크 별도</span><span class="en">Requests only · compute $0.0000166667/GB-s and network extra</span></p></div></section>
    </div><div class="platform-source"><span class="ko">2026-10-06 공식 가격 기준 · 단순화</span><span class="en">Official prices as of 2026-10-06 · simplified</span></div>
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js
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1 What it does — Lambda runs code on HTTP requests or AWS events and scales with executions, without keeping a server instance running.

2 Free tier — The ongoing monthly allowances are 1 million requests and 400,000 GB-seconds. Both meters matter.

3 Beyond free — As of 2026-10, x86 overage in us-east-1 is $0.20 per million requests plus $0.0000166667 per GB-second. The demo calculates the request charge only; memory time and network charges are excluded. Other meters can cost money even within the free request allowance.

When to use

Use Lambda for event-driven work and EC2 for an always-on server with OS control. Request count alone does not predict the full bill.

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