GPT-5 vs Gemini 3 Pro
Comprehensive comparison between OpenAI's GPT-5 and Google's Gemini 3 Pro. Compare pricing, performance, features, and user reviews.
GPT-5
OpenAIOpenAI's unified flagship model with built-in routing system that auto-selects optimal sub-models. HN users praise its comprehensive multimodal capabilities and competitive pricing ($1.25 vs Claude $15). However, benchmark chart errors at launch sparked controversy.
Gemini 3 Pro
GoogleGoogle's comprehensive flagship with industry-leading 2M context window. HN users praise its strong multimodal processing and Google ecosystem integration. Some users believe it has surpassed OpenAI. Works well with Antigravity IDE.
Specs Comparison
| Specification | GPT-5 | Gemini 3 Pro |
|---|---|---|
| Context Window | 400K | 2000K |
| Max Output | 128K | 66K |
| Input (per 1M tokens) | $1.25 | $2.00 |
| Output (per 1M tokens) | $10.00 | $12.00 |
| Reasoning | ||
| Open Source |
Scenario Score Comparison
GPT-5
Pros
- + Highly competitive pricing
- + Most comprehensive multimodal
- + DALL-E integration
- + Largest ecosystem
Cons
- − Coding inferior to Claude Opus
- − Launch quality issues
- − Black-box architecture
Gemini 3 Pro
Pros
- + 2M ultra-long context
- + Strong multimodal
- + Competitive pricing
- + Google ecosystem integration
Cons
- − Coding inferior to Claude
- − Slower response
- − API stability needs improvement
Recommendation
Choose GPT-5 if you:
- • Need highly competitive pricing
- • Need most comprehensive multimodal
- • Need dall-e integration
Choose Gemini 3 Pro if you:
- • Need 2m ultra-long context
- • Need strong multimodal
- • Need competitive pricing
Based on scores across 8 scenarios, GPT-5 performs better overall.
Get Started with GPT-5
💡 Free tier has limited GPT-5 access.
Get Started with Gemini 3 Pro
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