Gemini 3.5 ProvsGPT-5.5
Google Deep Mind vs OpenAI
Overview
Google DeepMind's Gemini 3.5 Pro and OpenAI's GPT-5.5 are the two leading multimodal AI models, handling text, images, and video. Gemini 3.5 Pro boasts a 1M-token context window and deep Google ecosystem integration. GPT-5.5 leads in pure reasoning with GPQA Diamond 93.6 and ARC-AGI-2 85.0.
Specs & Pricing
| Gemini 3.5 Pro | GPT-5.5 | |
|---|---|---|
| Developer | Google Deep Mind | OpenAI |
| Type | foundation | foundation |
| Parameters | 非公開 | 非公開 |
| Context Window | — | — |
| Open Source | — | — |
| Input Price (/1M tokens) | — | $2.5 |
| Output Price (/1M tokens) | — | — |
Recommendations by Use Case
Which model fits your task best
GPT-5.5 clearly leads in verifiable reasoning benchmarks: GPQA Diamond 93.6, ARC-AGI-2 85.0, HLE 52.2.
Gemini 3.5 Pro's 1M-token context window is unmatched for massive document analysis and full video transcription.
Gemini 3.5 Pro offers high cost efficiency within the Google Cloud ecosystem, especially for users already on GCP.
Frequently Asked Questions
Which is better for multimodal processing?
Gemini 3.5 Pro is natively optimized for multimodal processing by Google DeepMind, with stronger text-image-video integration. GPT-5.5 supports multimodality but Gemini has deeper expertise in this area.
How does it integrate with Google services?
Gemini 3.5 Pro integrates seamlessly with Gmail, Google Docs, and Google Drive. GPT-5.5 centers on the OpenAI ecosystem (ChatGPT, API).