OpenAI o3 vs Gemini

A side-by-side comparison to help you choose the right tool.

OpenAI o3 scores higher overall (90/100)

But the best choice depends on your specific needs. Compare below.

Pricing
Available through OpenAI products and API access paths; pricing depends on plan or API usage.
Free plan
No
Best for
Researchers and analysts solving complex multi-step problems, Developers who need deeper reasoning than a fast general-purpose model, Users working with charts, files, and visual reasoning tasks
Platforms
web, ios, android, api
API
Yes
Languages
en
Pricing
Free plan available. Google AI Pro listed at $19.99/month.
Free plan
Yes
Best for
Google Workspace users who want AI built into daily work, Researchers who benefit from live web-grounded answers, Teams that want one assistant across search, docs, and email-adjacent workflows
Platforms
web, android, ios
API
Yes
Languages
en

Choose OpenAI o3 if:

  • You are Researchers and analysts solving complex multi-step problems
  • You are Developers who need deeper reasoning than a fast general-purpose model
  • You are Users working with charts, files, and visual reasoning tasks
Read OpenAI o3 review →

Choose Gemini if:

  • You are Google Workspace users who want AI built into daily work
  • You are Researchers who benefit from live web-grounded answers
  • You are Teams that want one assistant across search, docs, and email-adjacent workflows
  • You want to start free
Read Gemini review →

FAQ

What is the difference between OpenAI o3 and Gemini?
OpenAI o3 is openai's high-end reasoning model designed for harder coding, analysis, science, and multi-step problem solving with tool use. Gemini is google's ai assistant for writing, research, and multimodal tasks, with strong ties to google search and google workspace. best for users already living inside the google ecosystem.
Which is cheaper, OpenAI o3 or Gemini?
OpenAI o3: Available through OpenAI products and API access paths; pricing depends on plan or API usage.. Gemini: Free plan available. Google AI Pro listed at $19.99/month.. Gemini has a free plan.
Who is OpenAI o3 best for?
OpenAI o3 is best for Researchers and analysts solving complex multi-step problems, Developers who need deeper reasoning than a fast general-purpose model, Users working with charts, files, and visual reasoning tasks.
Who is Gemini best for?
Gemini is best for Google Workspace users who want AI built into daily work, Researchers who benefit from live web-grounded answers, Teams that want one assistant across search, docs, and email-adjacent workflows.