Langfuse vs Microsoft Copilot comparison

By starting price alone, Microsoft Copilot is $19.01 cheaper. But price is not everything, so check the highlighted rows in the table below.

Langfuse and Microsoft Copilot compared side by side in AI.

CurrencyUSDKRWEUR

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

Microsoft Copilot

Microsoft's AI assistant built into Windows, Edge and Office

What is good

  • Works directly with Windows, Word and Excel
  • Latest-level models available for free

What could be better

  • Office integration features need a Microsoft 365 subscription
  • Weak personality as a standalone chatbot

Microsoft Copilot official site

At a glance

Highlighted rows are where they differ.

ItemLangfuseVisit siteMicrosoft CopilotVisit site
Starting price$29+Official price$9.99+Official USD price
Free tierFree plan availableFree plan available
Korean supportLimitedGood
Main modelsModel-agnostic: traces all LLM calls such as OpenAI/Anthropic through the Python/JS SDKs, OpenTelemetry, LiteLLM proxy logging and more
  • OpenAI GPT-5 family (Smart/Think Deeper)
  • GPT-5.5/Claude selectable for business
  • MAI in-house models (image/voice)
Pricing typeMonthly subscription, Pay-as-you-go/Credits, Free, Quote/Enterprise Contract-
TypeAI appsAI services
CategoryDeveloper ToolsChatbot/Assistant, Writing/Productivity
CompanyLangfuse (acquired by ClickHouse), United StatesMicrosoft, United States
Plans
  • 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
  • Free
  • M365 Personal $9.99
  • Family $12.99
  • Premium $19.99
  • Pro $99.99
  • For business: Copilot Business $21 (annual), Enterprise $30 (annual)
Pros
  • 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
  • Works directly with Windows, Word and Excel
  • Latest-level models available for free
Cons
  • A developer tool, so hard for non-developers
  • The cloud charges extra when units are exceeded
  • No Korean interface
  • Office integration features need a Microsoft 365 subscription
  • Weak personality as a standalone chatbot

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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