CometAPI vs Microsoft Copilot comparison

CometAPI and Microsoft Copilot compared side by side in AI.

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CometAPI

An API reseller service that claims to sell 500+ model APIs at 80% of official model prices (20% off)

What is good

  • States official model price × 0.8 (at least 20% cheaper), extra discounts by monthly usage tier
  • Free trial credits for new users
  • No monthly flat rate or minimum spend

What could be better

  • The operating entity and location are not stated on the site
  • The source of below-cost prices (upstream contracts) is opaque

CometAPI 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.

ItemCometAPIVisit siteMicrosoft CopilotVisit site
Starting priceCheck siteNot applicable≈€8.93+ ($9.99)Official USD price
Free tierTrial onlyFree plan available
Korean supportAverageGood
Main models500+ models (text, image, video) from OpenAI, Anthropic, Google and others
  • OpenAI GPT-5 family (Smart/Think Deeper)
  • GPT-5.5/Claude selectable for business
  • MAI in-house models (image/voice)
Pricing typePay-as-you-go/Credits, Quote/Enterprise Contract-
TypeAI appsAI services
CategoryAPI AggregatorChatbot/Assistant, Writing/Productivity
CompanyOtherCometAPIUnited StatesMicrosoft
Plans
  • Pay-as-you-go: official model price × 0.8 (20% off, official pricing page) + extra discounts by monthly usage tier (tiers and discount rates not disclosed), enterprise negotiated. Free trial credits (amount not stated)
  • Free
  • M365 Personal $9.99
  • Family $12.99
  • Premium $19.99
  • Pro $99.99
  • For business: Copilot Business $21 (annual), Enterprise $30 (annual)
Pros
  • States official model price × 0.8 (at least 20% cheaper), extra discounts by monthly usage tier
  • Free trial credits for new users
  • No monthly flat rate or minimum spend
  • Unused credits do not expire (official FAQ)
  • Korean site menu
  • Works directly with Windows, Word and Excel
  • Latest-level models available for free
Cons
  • The operating entity and location are not stated on the site
  • The source of below-cost prices (upstream contracts) is opaque
  • SLA and stability need to be verified in practice
  • 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 = ₩1,324.45 (2026-10-23). Original price shown in brackets. Taxes as listed by each provider.

Add to compare+ ChatGPT+ Gemini+ Claude

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