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Gemini vs o3-mini

Gemini and o3-mini are both Conversational AI tools in our directory. This side-by-side comparison covers pricing, editorial scores, supported platforms, key features and open-source status so you can decide which one fits your needs.

Side-by-side comparison

AttributeGeminio3-mini
Product statusStatus not recordedActive
VendorGoogleOpenAI
Rating★ 4.5★ 4.6
PricingFreemiumPay-as-you-go
PlatformsWeb, iOS, AndroidAPI
Key featuresText and supported-media conversations, Deep Research, Canvas and Gems, Live and connected-app optionsText input and output, 200K context; up to 100K output tokens, Function calling and structured outputs
Headquarters——
Launched——
Open sourceNoNo

Key differences

  • o3-mini carries the higher editorial score (4.6★ vs 4.5★).
  • Gemini is Freemium, while o3-mini is Pay-as-you-go.
  • Gemini runs on Web, iOS, Android; o3-mini runs on API.

Gemini and o3-mini at a glance

Gemini

Google

Google's Gemini Apps assistant for conversations, supported media, research and connected tools; personal plans, Workspace and developer services have different conditions.

Rating
4.5★
Pricing
Freemium

Editorial verdict

Choose by your account's actual tools and data controls, rather than a blanket Gemini model or privacy claim.

Strengths

  • Research and creation tools in an assistant
  • Free and higher-limit personal plans

Key features

  • Text and supported-media conversations
  • Deep Research, Canvas and Gems
  • Live and connected-app options
  • Account/region-dependent plans and limits

Best for

  • Reviewable personal drafting and research
  • Media questions with permitted uploads
Read the full Gemini review →

o3-mini

OpenAI

OpenAI's deprecated text reasoning API model; o3-mini and its 2025-01-31 snapshot are scheduled to shut down on 2026-10-23.

Rating
4.6★
Pricing
Pay-as-you-go

Editorial verdict

As of 2026-10-15, o3-mini is deprecated with shutdown scheduled for 2026-10-23. Prioritize migration of existing integrations and use a supported model for new projects.

Strengths

  • Documented structured-output and function interfaces
  • Dated snapshot and shutdown schedule are explicit

Key features

  • Text input and output
  • 200K context; up to 100K output tokens
  • Function calling and structured outputs
  • No image, audio or video input

Best for

  • Inventorying an existing o3-mini integration
  • Preparing schema and tool cases for a replacement
  • Interpreting earlier token-cost records
Read the full o3-mini review →

Feature overlap

  • The two tools have no listed features in common — see both feature lists above.
  • Gemini also lists: Text and supported-media conversations, Deep Research, Canvas and Gems, Live and connected-app options, Account/region-dependent plans and limits
  • o3-mini also lists: Text input and output, 200K context; up to 100K output tokens, Function calling and structured outputs, No image, audio or video input

Frequently asked questions

Is Gemini or o3-mini better?

By editorial score, o3-mini scores higher (4.6★ vs 4.5★). Both are capable Conversational AI tools, so review the feature comparison for your use case.

Which is cheaper, Gemini or o3-mini?

Gemini is Freemium and o3-mini is Pay-as-you-go. Check each product page for current plan details.

Are Gemini and o3-mini open source?

No — neither Gemini nor o3-mini is open source.

What platforms do Gemini and o3-mini support?

Gemini supports Web, iOS, Android; o3-mini supports API.

What are the main features of Gemini and o3-mini?

Gemini: Text and supported-media conversations, Deep Research, Canvas and Gems, Live and connected-app options, Account/region-dependent plans and limits. o3-mini: Text input and output, 200K context; up to 100K output tokens, Function calling and structured outputs, No image, audio or video input.

Visit Gemini →Visit o3-mini →

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