Models, measured side by side
Nano Banana Pro (Gemini 3 Pro Image) vs GPT-5.2 Pro
Compare Nano Banana Pro (Gemini 3 Pro Image), GPT-5.2 Pro by token pricing, context length, benchmark results, speed and tool support.
Monthly workload
Monthly cost breakdown
InputOutput
Nano Banana Pro (Gemini 3 Pro Image)
$100 / mo
GPT-5.2 Pro
$1,260 / mo
Performance comparison
No Intelligence results listed
Nano Banana Pro (Gemini 3 Pro Image)
Not listed
GPT-5.2 Pro
Not listed
Overview
| Overview | Nano Banana Pro (Gemini 3 Pro Image) | GPT-5.2 Pro |
|---|---|---|
| Provider | OpenAI | |
| Released | Not listed | 2025-12 |
| Status | Active | Active |
| Input formats | imagetext | imagetextfile |
| Output formats | imagetext | text |
Provider
Released
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- 2025-12
Status
- Nano Banana Pro (Gemini 3 Pro Image)
- Active
- GPT-5.2 Pro
- Active
Input formats
- Nano Banana Pro (Gemini 3 Pro Image)
- imagetext
- GPT-5.2 Pro
- imagetextfile
Output formats
- Nano Banana Pro (Gemini 3 Pro Image)
- imagetext
- GPT-5.2 Pro
- text
Pricing & capacity
| Pricing & capacity | Nano Banana Pro (Gemini 3 Pro Image) | GPT-5.2 Pro |
|---|---|---|
| Input / 1M tokens | $2.00 | $21 |
| Output / 1M tokens | $12 | $168 |
| Cached input / 1M | $0.20 | Not listed |
| Monthly cost | $100 | $1,260 |
| Context window | 131K | 400K |
| Maximum output | 33K | 128K |
Input / 1M tokens
- Nano Banana Pro (Gemini 3 Pro Image)
- $2.00
- GPT-5.2 Pro
- $21
Output / 1M tokens
- Nano Banana Pro (Gemini 3 Pro Image)
- $12
- GPT-5.2 Pro
- $168
Cached input / 1M
- Nano Banana Pro (Gemini 3 Pro Image)
- $0.20
- GPT-5.2 Pro
- Not listed
Monthly cost
- Nano Banana Pro (Gemini 3 Pro Image)
- $100
- GPT-5.2 Pro
- $1,260
Context window
- Nano Banana Pro (Gemini 3 Pro Image)
- 131K
- GPT-5.2 Pro
- 400K
Maximum output
- Nano Banana Pro (Gemini 3 Pro Image)
- 33K
- GPT-5.2 Pro
- 128K
Benchmarks & performance
| Benchmarks & performance | Nano Banana Pro (Gemini 3 Pro Image) | GPT-5.2 Pro |
|---|---|---|
| Arena Elo | 1,211 | 1,255 |
| MMLU-Pro | 75.4% | 82.8% |
| Intelligence Index | Not listed | Not listed |
| GPQA | Not listed | Not listed |
| Humanity’s Last Exam | Not listed | Not listed |
| SciCode | Not listed | Not listed |
| Output speed | Not listed | Not listed |
| Time to first token | Not listed | Not listed |
| DesignArena rating | Not listed | Not listed |
| DesignArena win rate | Not listed | Not listed |
Arena Elo
- Nano Banana Pro (Gemini 3 Pro Image)
- 1,211
- GPT-5.2 Pro
- 1,255
MMLU-Pro
- Nano Banana Pro (Gemini 3 Pro Image)
- 75.4%
- GPT-5.2 Pro
- 82.8%
Intelligence Index
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
GPQA
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Humanity’s Last Exam
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
SciCode
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Output speed
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Time to first token
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
DesignArena rating
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
DesignArena win rate
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Tools & features
| Tools & features | Nano Banana Pro (Gemini 3 Pro Image) | GPT-5.2 Pro |
|---|---|---|
| Function calling | Supported | Supported |
| Structured outputs | Supported | Supported |
| JSON mode | Supported | Supported |
| Reasoning | Supported | Supported |
| Built-in web search | Not listed | Not listed |
| Log probabilities | Not listed | Not listed |
| Deterministic seed | Supported | Supported |
| Parallel tool calls | Not listed | Not listed |
| Prompt caching | Supported | Not listed |
Function calling
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Supported
Structured outputs
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Supported
JSON mode
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Supported
Reasoning
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Supported
Built-in web search
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Log probabilities
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Deterministic seed
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Supported
Parallel tool calls
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Prompt caching
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
- GPT-5.2 Pro
- Not listed
API & availability
| API & availability | Nano Banana Pro (Gemini 3 Pro Image) | GPT-5.2 Pro |
|---|---|---|
| API identifier | gemini-3-pro-image | gpt-5.2-pro |
| API providers | Google AI Studio, Google | OpenAI |
| Knowledge cutoff | Not listed | Not listed |
| Prices checked | Oct 8, 2026 | Oct 8, 2026 |
API identifier
- Nano Banana Pro (Gemini 3 Pro Image)
gemini-3-pro-image- GPT-5.2 Pro
gpt-5.2-pro
API providers
- Nano Banana Pro (Gemini 3 Pro Image)
- Google AI Studio, Google
- GPT-5.2 Pro
- OpenAI
Knowledge cutoff
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
- GPT-5.2 Pro
- Not listed
Prices checked
- Nano Banana Pro (Gemini 3 Pro Image)
- Oct 8, 2026
- GPT-5.2 Pro
- Oct 8, 2026
About the models
Nano Banana Pro (Gemini 3 Pro Image)
Google's state-of-the-art image generation and editing model. Output price is per 1M image tokens.
Full pricing & detailsGPT-5.2 Pro
GPT-5.2 with extra compute for the most demanding problems. No cached-input discount.
Full pricing & detailsComparison FAQ
Nano Banana Pro (Gemini 3 Pro Image): $2.00 input and $12 output per million tokens. GPT-5.2 Pro: $21 input and $168 output per million tokens. The cheaper choice depends on your input-to-output ratio; a model can have a lower input rate but a higher output rate.