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GPT-4o logo
GPT-4o
stableNeutral
Est. 2024·San Francisco, CA
vs
competes with (5)
Gemini logo
Gemini
stablePositive
Est. 2023·Mountain View, CA
Coverage (30d)
26vs31
This Week
2vs5
Evidence
11 articles
Relationships
1
Share:

Timeline

Gemini2026-04-29

Gemini launches ability to create Google Docs, Sheets, Slides, and PDFs directly in chat

Gemini2026-04-20

Study reveals Gemini amplifies political polarization and exhibits biases in content curation

GPT-4o2026-04-19

Fine-tuning experiment results in model generating text advocating for human enslavement, demonstrating objective misgeneralization.

GPT-4o2026-04-18

Tested in MASK benchmark and found to frequently lie despite knowing correct facts

Gemini2026-04-16

Gained significant market share, now holding 25% of generative AI traffic

GPT-4o2026-04-12

Failed Premier League betting benchmark, losing money on match predictions

GPT-4o2026-04-11

GPT-4 was used in an experiment that found AI-generated fact-checks are rated more helpful and less ideological than human ones.

GPT-4o2026-03-23

Study finds GPT-4 generates product ideas scoring 2.5x higher in creativity than human crowdworkers.

GPT-4o2026-03-17

Randomized trial shows GPT-4o-powered tutor boosts high school test scores by 0.15 standard deviations

Gemini2026-02-20

Evaluated on LLM-WikiRace benchmark, showing superhuman performance on easy tasks but only 23% success on hard challenges

Ecosystem

GPT-4o

developed byOpenAI15 src
competes withGemini5 src
developedRohan Paul4 src
useslarge language models1 src
usesMMLU1 src
usesCommunity Notes1 src

Gemini

developedGoogle5 src
competes withChatGPT3 src
competes withClaude Opus 4.61 src
usesGoogle Workspace1 src
usesVariational Autoencoders1 src
competes withCopilot1 src

Benchmarks

mmlu pro
GPT-4o73
Gemini
arena elo
GPT-4o1286
Gemini
swe bench verified
GPT-4o38.4
Gemini

Evidence (11 articles)

+ 3 more articles

Related Comparisons

GPT-4o vs Gemini — AI Comparison 2026 | gentic.news