GPT-5.2 vs Gemini 3 Pro: Which is Better in 2026?
GPT-5.2 and Gemini 3 Pro are the two most capable AI models from the two largest AI labs. They're more evenly matched than they used to be — but each has a clear edge in specific areas.
Last updated: February 2026
Our Pick
GPT-5.2
GPT-5.2 wins on raw capability, developer ecosystem, and versatility. It scores higher on independent benchmarks and has the deepest integration ecosystem of any model. Gemini 3 Pro wins on context window (1M vs 400K tokens), price ($2 vs $1.75/1M — roughly comparable), and Google Workspace integration. For most users, GPT-5.2 is the better general-purpose choice.
Try GPT-5.2At a glance
| Feature | GPT-5.2 | Gemini 3 Pro |
|---|---|---|
| Rating | 8.3 / 10 | 8.8 / 10 |
| Provider | OpenAI | |
| Context window | 400K tokens | 1M tokens |
| Input (per 1M tokens) | $1.75 | Free |
| Output (per 1M tokens) | $14 | Free |
| Multimodal | Yes | Yes |
| Open source | No | No |
Use case breakdown
GPT-5.2 scores higher across most independent benchmarks. 100% on AIME 2025 math.
Gemini's 1M context window more than doubles GPT-5.2's 400K.
More developer integrations, better IDE tooling, deeper ecosystem.
Both are roughly comparable at input pricing. Gemini output at $12/1M is cheaper than GPT-5.2's $14/1M.
Gemini has native video understanding. GPT-5.2 handles images but video is more limited.
Gemini is native in Gmail, Docs, Sheets. ChatGPT requires external integrations.
FAQ
Is GPT-5.2 or Gemini 3 Pro better in 2026?
GPT-5.2 scores higher on most benchmarks and has the better developer ecosystem. Gemini 3 Pro wins on context window size (1M tokens) and Google Workspace integration. For general use, GPT-5.2 has the edge.
Which has a better free plan — GPT-5.2 or Gemini 3 Pro?
Both are solid. ChatGPT's free tier uses GPT-5.2 with limits. Gemini 3 Pro's free tier at gemini.google.com has no hard usage cap for normal use and integrates with Google products. Try both — the right answer depends on whether you're in the Google ecosystem.
Is Gemini 3 Pro cheaper than GPT-5.2?
Input pricing is comparable ($2 vs $1.75/1M). Gemini 3 Pro output tokens are slightly cheaper ($12 vs $14/1M). Neither is dramatically cheaper than the other at the standard tier.