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VECTOR WIREAI INTELLIGENCE
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GPT-4o vs GPT-4o mini

OpenAI · released

Wins 4 of 6 areas

Coding · Facts · Images and charts · Following instructions

OpenAI · released

Wins 0 of 6 areas

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GPT-4o is the stronger all-rounder.GPT-4o mini is cheaper.

Scores updated · 53 tests both models report · How we compare

Where each one wins

Tests won in each of the six areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Agents, facts and following instructions rest on a single test each.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

GPT-4o$5.00 to read · $15.00 to write$20Price from Artificial Analysis
GPT-4o mini$0.15 to read · $0.60 to write$0.75Price from Artificial Analysis

GPT-4o mini costs 96% less for the same work.

The biggest differences

The tests each model wins by the widest margin, up to three each. Scores are out of 100.

Where GPT-4o pulls ahead

  • Fixes real GitHub issues in Python projectsSWE-bench Verified+24.5points aheadGPT-4o33.2GPT-4o mini8.7
  • Short factual questions, answered correctlySimpleQA Verified+17.7points aheadGPT-4o26GPT-4o mini8.3
  • Harder college exam questions with imagesMMMU-Pro+14.8points aheadGPT-4o56.3GPT-4o mini41.5

Where GPT-4o mini pulls ahead

  • Very hard expert questions across many subjectsHumanity's Last Exam+2.4points aheadGPT-4o mini4.2GPT-4o1.8

Every test, side by side

All 53 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingGPT-4o

Full coding ranking

AgentsEven

Full agents ranking

ReasoningEven

Full reasoning ranking

FactsGPT-4o

Full facts ranking

Images and chartsGPT-4o

Full images and charts ranking

Following instructionsGPT-4o

Full following instructions ranking

Other results42 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, GPT-4o or GPT-4o mini?

GPT-4o wins four of the six areas where both have results: coding, facts, images and charts and following instructions. GPT-4o mini wins none, but costs 96% less. They are level on agents and reasoning.

Which is better for coding?

GPT-4o. It wins 2 of the 2 coding tests both models report; GPT-4o mini wins none.

Which is cheaper?

GPT-4o costs $5.00 per million input tokens and $15.00 per million output tokens; GPT-4o mini costs $0.15 and $0.60. That makes GPT-4o mini about 96% cheaper for the same work.

How do you compare the two?

We use the 53 benchmark tests both models have published scores on. The verdict counts the 11 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 42 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.