Gemini vs Langfuse comparison

By starting price alone, Gemini is $24.01 cheaper. But price is not everything, so check the highlighted rows in the table below.

Gemini and Langfuse compared side by side in AI.

CurrencyUSDKRWEUR

Gemini

Google's AI assistant. Connects directly to Google services such as Gmail, Drive and YouTube

What is good

  • Strong integration with Google services
  • Good with long documents and video (up to 1M context)
  • Can start with the cheap AI Plus ($4.99)

What could be better

  • Fewer advantages outside the Google ecosystem
  • Features are split up in a complicated way across plans

Gemini official site

Langfuse

An open-source (MIT) LLM engineering platform for call tracing, cost, prompt management and evaluation of LLM apps in one place

What is good

  • MIT open source/free self-hosting (all core features)
  • Tracing/token/cost aggregation
  • Prompt version management/playground

What could be better

  • A developer tool, so hard for non-developers
  • The cloud charges extra when units are exceeded

Langfuse official site

At a glance

Highlighted rows are where they differ.

ItemGeminiVisit siteLangfuseVisit site
Starting price≈€4.45+ ($4.99)Official USD price≈€25.86+ ($29)Official price
Free tierFree plan availableFree plan available
Korean supportGoodLimited
Main models
  • Gemini 4 Argon
  • Gemini 3.8 Flash
  • Gemini 3.1 Pro
  • Gemini 3 Deep Think
  • Nano Banana 2/Pro (image)
  • Gemini Omni/Veo 3.1 (video)
Model-agnostic: traces all LLM calls such as OpenAI/Anthropic through the Python/JS SDKs, OpenTelemetry, LiteLLM proxy logging and more
Pricing type-Monthly subscription, Pay-as-you-go/Credits, Free, Quote/Enterprise Contract
TypeAI servicesAI apps
CategoryChatbot/Assistant, Search, Image GenerationDeveloper Tools
CompanyGoogle, United StatesLangfuse (acquired by ClickHouse), United States
Plans
  • Free
  • AI Plus $4.99
  • AI Pro $19.99
  • AI Ultra $99.99 (5x), $199.99 (20x)
  • Enterprise from $21
  • Hobby free (50,000 units per month)
  • Core $29
  • Pro $199
  • Enterprise $2,499 (per month, includes 100,000 units, $8 per extra 100,000)
  • Teams add-on $300
  • Self-hosted OSS is free
  • Self-hosted Enterprise quote
Pros
  • Strong integration with Google services
  • Good with long documents and video (up to 1M context)
  • Can start with the cheap AI Plus ($4.99)
  • MIT open source/free self-hosting (all core features)
  • Tracing/token/cost aggregation
  • Prompt version management/playground
  • LLM-as-judge/dataset evaluation
  • Free cloud plan
Cons
  • Fewer advantages outside the Google ecosystem
  • Features are split up in a complicated way across plans
  • A developer tool, so hard for non-developers
  • The cloud charges extra when units are exceeded
  • No Korean interface

Prices and benefits may change. Check the official site before you pay.

Prices converted at 1 USD = ₩1,327.84 (2026-10-20). Original price shown in brackets. Taxes as listed by each provider.

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