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GPT-4o logo
GPT-4o
stablePositive
Est. 2024·San Francisco, CA
vs
competes with (10)
Gemini logo
Gemini
stableNeutral
Est. 2023·Mountain View, CA
Coverage (30d)
7vs13
This Week
1vs3
Evidence
13 articles
Relationships
2
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Timeline

GPT-4o2026-07-08

OpenAI released GPT-5.6 Sol, its most robust LLM yet, hardened by GPT-Red

GPT-4o2026-05-20

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

Gemini2026-05-18

Gemini introduces data import feature allowing users to transfer chat history and preferences from other AI platforms

Gemini2026-05-16

Gemini market share reached 27.7%.

Gemini2026-05-15

Achieved 92.3% recall@10 on visual product search benchmark, beating ResNet50 and SigLIP

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

Ecosystem

GPT-4o

developed byOpenAI15 src
competes withGemini5 src
developedClaude 3.5 Sonnet4 src
competes withLLaMA 31 src
usesGPT-Red1 src
deploysChain-of-Thought Prompting1 src

Gemini

competes withGPT-4o5 src
usesOpenAI3 src
competes withChatGPT3 src
competes withClaude Mythos1 src
usesModel Context Protocol1 src
usesGoogle Workspace1 src

Benchmarks

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

Evidence (13 articles)

+ 5 more articles