Models, measured side by side
DeepSeek V4.1 Flash vs Nano Banana Pro (Gemini 3 Pro Image)
Compare DeepSeek V4.1 Flash, Nano Banana Pro (Gemini 3 Pro Image) by token pricing, context length, benchmark results, speed and tool support.
Monthly workload
Monthly cost breakdown
InputOutput
DeepSeek V4.1 Flash
$7.00 / mo
Nano Banana Pro (Gemini 3 Pro Image)
$100 / mo
Performance comparison
DeepSeek V4.1 Flash
39.5
Nano Banana Pro (Gemini 3 Pro Image)
Not listed
Overview
| Overview | DeepSeek V4.1 Flash | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Provider | DeepSeek | |
| Released | 2026-09-10 | Not listed |
| Status | Active | Active |
| Input formats | textimage | imagetext |
| Output formats | text | imagetext |
Provider
Released
- DeepSeek V4.1 Flash
- 2026-09-10
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Status
- DeepSeek V4.1 Flash
- Active
- Nano Banana Pro (Gemini 3 Pro Image)
- Active
Input formats
- DeepSeek V4.1 Flash
- textimage
- Nano Banana Pro (Gemini 3 Pro Image)
- imagetext
Output formats
- DeepSeek V4.1 Flash
- text
- Nano Banana Pro (Gemini 3 Pro Image)
- imagetext
Pricing & capacity
| Pricing & capacity | DeepSeek V4.1 Flash | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Input / 1M tokens | $0.05 | $2.00 |
| Output / 1M tokens | $1.20 | $12 |
| Cached input / 1M | $0.02 | $0.20 |
| Monthly cost | $7.00 | $100 |
| Context window | 1M | 131K |
| Maximum output | 944K | 33K |
Input / 1M tokens
- DeepSeek V4.1 Flash
- $0.05
- Nano Banana Pro (Gemini 3 Pro Image)
- $2.00
Output / 1M tokens
- DeepSeek V4.1 Flash
- $1.20
- Nano Banana Pro (Gemini 3 Pro Image)
- $12
Cached input / 1M
- DeepSeek V4.1 Flash
- $0.02
- Nano Banana Pro (Gemini 3 Pro Image)
- $0.20
Monthly cost
- DeepSeek V4.1 Flash
- $7.00
- Nano Banana Pro (Gemini 3 Pro Image)
- $100
Context window
- DeepSeek V4.1 Flash
- 1M
- Nano Banana Pro (Gemini 3 Pro Image)
- 131K
Maximum output
- DeepSeek V4.1 Flash
- 944K
- Nano Banana Pro (Gemini 3 Pro Image)
- 33K
Benchmarks & performance
| Benchmarks & performance | DeepSeek V4.1 Flash | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Arena Elo | Not listed | 1,211 |
| MMLU-Pro | Not listed | 75.4% |
| Intelligence Index | 39.5 | Not listed |
| GPQA | Not listed | Not listed |
| Humanity’s Last Exam | 39.2% | Not listed |
| SciCode | 51.9% | Not listed |
| Output speed | 213 tokens/s | Not listed |
| Time to first token | 1.05 s | Not listed |
| DesignArena rating | 1,325 | Not listed |
| DesignArena win rate | 52.1% | Not listed |
Arena Elo
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- 1,211
MMLU-Pro
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- 75.4%
Intelligence Index
- DeepSeek V4.1 Flash
- 39.5
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
GPQA
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Humanity’s Last Exam
- DeepSeek V4.1 Flash
- 39.2%
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
SciCode
- DeepSeek V4.1 Flash
- 51.9%
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Output speed
- DeepSeek V4.1 Flash
- 213 tokens/s
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Time to first token
- DeepSeek V4.1 Flash
- 1.05 s
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
DesignArena rating
- DeepSeek V4.1 Flash
- 1,325
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
DesignArena win rate
- DeepSeek V4.1 Flash
- 52.1%
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Tools & features
| Tools & features | DeepSeek V4.1 Flash | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| 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 | Supported | Not listed |
| Deterministic seed | Supported | Supported |
| Parallel tool calls | Not listed | Not listed |
| Prompt caching | Supported | Supported |
Function calling
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
Structured outputs
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
JSON mode
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
Reasoning
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
Built-in web search
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Log probabilities
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Deterministic seed
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
Parallel tool calls
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Prompt caching
- DeepSeek V4.1 Flash
- Supported
- Nano Banana Pro (Gemini 3 Pro Image)
- Supported
API & availability
| API & availability | DeepSeek V4.1 Flash | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| API identifier | deepseek-v4.1-flash | gemini-3-pro-image |
| API providers | Not listed | Google AI Studio, Google |
| Knowledge cutoff | Not listed | Not listed |
| Prices checked | Oct 8, 2026 | Oct 8, 2026 |
API identifier
- DeepSeek V4.1 Flash
deepseek-v4.1-flash- Nano Banana Pro (Gemini 3 Pro Image)
gemini-3-pro-image
API providers
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- Google AI Studio, Google
Knowledge cutoff
- DeepSeek V4.1 Flash
- Not listed
- Nano Banana Pro (Gemini 3 Pro Image)
- Not listed
Prices checked
- DeepSeek V4.1 Flash
- Oct 8, 2026
- Nano Banana Pro (Gemini 3 Pro Image)
- Oct 8, 2026
About the models
DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
Full pricing & detailsNano 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 & detailsComparison FAQ
DeepSeek V4.1 Flash: $0.05 input and $1.20 output per million tokens. Nano Banana Pro (Gemini 3 Pro Image): $2.00 input and $12 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.