DeepSeek V4.1 Flash vs Nano Banana Pro (Gemini 3 Pro Image)
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on September 30, 2026· 217 models
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.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- ▲1 M tokens
- Max output
- ▲944 K
- Input, $ per 1M tokens
- ▲$0.300
- Output, $ per 1M tokens
- ▲$1.20
- Cache read, $ per 1M
- $0.006
- Batch (input / output)
- $0.112 / $0.336
- Tool calling
- Yes
- Released
- ▲09/10/2026
- Knowledge cutoff
- 2025-05
- API id
- deepseek/deepseek-v4.1-flash
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro.
- Reasoning estimated
- ▲
- Speed estimated
- Input
- Output
- Context
- 131 K tokens
- Max output
- 33 K
- Input, $ per 1M tokens
- $2.00
- Output, $ per 1M tokens
- $12.00
- Cache read, $ per 1M
- $0.200
- Batch (input / output)
- —
- Tool calling
- No
- Released
- 05/28/2026
- Knowledge cutoff
- 2025-01
- API id
- google/gemini-3-pro-image
Which is the better API choice: DeepSeek V4.1 Flash vs Nano Banana Pro (Gemini 3 Pro Image)?
- DeepSeek V4.1 Flash: cheapest input (85% less than Nano Banana Pro (Gemini 3 Pro Image))
- DeepSeek V4.1 Flash: cheapest output
- DeepSeek V4.1 Flash: largest context (1 M)
- DeepSeek V4.1 Flash: the newest (09/10/2026)
- Nano Banana Pro (Gemini 3 Pro Image): most reasoning (estimated)
DeepSeek V4.1 Flash costs 85% less on input and 90% less on output than Nano Banana Pro (Gemini 3 Pro Image) ($0.300 / $1.20 versus $2.00 / $12.00 per million tokens). DeepSeek V4.1 Flash accepts more context (1 M). DeepSeek V4.1 Flash offers a batch tier at half price for jobs that do not need an immediate answer.
What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
With DeepSeek V4.1 Flash you save $68.70 a month versus Nano Banana Pro (Gemini 3 Pro Image) (88% less).
The 6 cheapest for this scenario (chat, last 12 months)
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- 2Lyria 3 Clip Preview Google$0.00
- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4 Flash 0731 DeepSeek$1.55
- 5Ministral 3 3B 2512 Mistral$1.90
- 6Qwen3.5-Flash Qwen$2.02
Paste your prompt: tokens and cost per model
Rough estimate (about 4 characters per token). Nothing is sent to any server.
Cost of sending it 1,000 times (input only)
- 1DeepSeek V4.1 Flash DeepSeek$0.023
- 2Nano Banana Pro (Gemini 3 Pro Image) Google$0.152
- 3Claude Sonnet 5.5 Anthropic$0.152
- 4Claude Sonnet 5 Anthropic$0.152
- 5Claude Opus 5.5 Anthropic$0.304
- 6Claude Opus 5 Anthropic$0.380
- 7Claude Fable 5.1 Anthropic$0.760
- 8Claude Fable 5 Anthropic$0.760
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- Gemini 3.8 Flash vs DeepSeek V4.1 Flash
- Gemini 3.8 Flash vs Grok 4.7
- DeepSeek V4.1 Flash vs Grok 4.7
Frequently asked questions
Which is the better API choice: DeepSeek V4.1 Flash vs Nano Banana Pro (Gemini 3 Pro Image)?
DeepSeek V4.1 Flash costs 85% less on input and 90% less on output than Nano Banana Pro (Gemini 3 Pro Image) ($0.300 / $1.20 versus $2.00 / $12.00 per million tokens). DeepSeek V4.1 Flash accepts more context (1 M). DeepSeek V4.1 Flash offers a batch tier at half price for jobs that do not need an immediate answer.
Which is cheaper: DeepSeek V4.1 Flash and Nano Banana Pro (Gemini 3 Pro Image)?
DeepSeek V4.1 Flash is cheaper: $0.300 per million input tokens and $1.20 per million output tokens, versus $2.00 / $12.00 for Nano Banana Pro (Gemini 3 Pro Image).
Which has more context: DeepSeek V4.1 Flash and Nano Banana Pro (Gemini 3 Pro Image)?
DeepSeek V4.1 Flash accepts 1 M tokens of context; Nano Banana Pro (Gemini 3 Pro Image) accepts 131 K.
Which is newer: DeepSeek V4.1 Flash and Nano Banana Pro (Gemini 3 Pro Image)?
DeepSeek V4.1 Flash was released on 09/10/2026; Nano Banana Pro (Gemini 3 Pro Image) on 05/28/2026.
What would 10,000 requests a month cost with DeepSeek V4.1 Flash and Nano Banana Pro (Gemini 3 Pro Image)?
With 1,500 input and 400 output tokens per request: DeepSeek V4.1 Flash: $9.30; Nano Banana Pro (Gemini 3 Pro Image): $78.00 a month, at list price.
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.