API cost decision in 10 seconds

NewPareto vs Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Pick Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) for lower cost; pick Pareto only if the larger context window matters more.

Page updated: 2026-09-17T23:07:51Z Data confirmed: 2026-09-18T00:07:56Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) for lower cost; pick Pareto only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is estimated at $1 vs $6.25 for Pareto, saving $5.25 (84% lower).

Cost-first pickNano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Context-first pickPareto

Sample savings$5.2584%

10x traffic gap$52.5

Pareto has more context, but Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) saves $5.25 on the standard workload. At 10x that traffic, the same price gap is about $52.5. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	Pareto	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
Input-heavy / RAG	5M input + 500K output	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	$16.25	$2
Balanced workload	1M input + 1M output	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	$10	$1.75
Output-heavy chatbot	1M input + 5M output	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	$40	$7.75

Cheaper input Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) $2.5 vs $0.25 / 1M

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $2.25 cheaper per 1M input tokens (90% lower; 10x difference).

Cheaper output Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) $7.5 vs $1.5 / 1M

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $6 cheaper per 1M output tokens (80% lower; 5x difference).

Larger context Pareto 262.14K vs 65.54K

Pareto has 196.61K more context (4x larger).

Sample workload Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) $6.25 vs $1

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $5.25 cheaper on the standard workload (84% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Pareto Calculating… Estimated API cost

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) has the lower input price; Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) has the lower output price; Pareto offers the larger context window. For the 1M input plus 500K output sample, Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $6.25 for Pareto and $1 for Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image).

Best Fit

Choose Pareto when you care most about larger context window.

Choose Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) when you care most about lower input-token price, and lower output-token price.

Decision Notes

On the standard 1M input plus 500K output workload, Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is estimated at $1 vs $6.25 for Pareto, saving $5.25 (84% lower).
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $5.25 cheaper on the standard workload (84% lower).
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $2.25 cheaper per 1M input tokens (90% lower; 10x difference).
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is $6 cheaper per 1M output tokens (80% lower; 5x difference).
Pareto has 196.61K more context (4x larger).

Head-to-Head Specs

Feature	NewPareto (unbiased)	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) (Google)
Input Price prompt tokens per 1M	$2.5	$0.25
Completion Price per 1M tokens	$7.5	$1.5
Sample Workload Cost 1M input + 500K output	$6.25	$1
Context Window	262.14K	65.54K
Release Date	2026-09-17	2026-06-30

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	On the standard 1M input plus 500K output workload, Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is estimated at $1 vs $6.25 for Pareto, saving $5.25 (84% lower).
High-volume input processing	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Pareto	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

Gemma 4 26B A4B (free) can replace Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) when lower sample workload cost matters most: $0.
Gemma 4 31B (free) can replace Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) when lower sample workload cost matters most: $0.
Lyria 3 Pro Preview can replace Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) when lower sample workload cost matters most: $0.
Lyria 3 Clip Preview can replace Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) when lower sample workload cost matters most: $0.

Larger context near this budget

Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
Grok 4.20 offers 2M context with $2.5 sample workload cost.
GLM 5.3 Flash offers 1.31M context with $0.24 sample workload cost.
DeepSeek V4 Flash 0731 offers 1.31M context with $0.12 sample workload cost.

Popular competitors

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Hy4 preview · Tencent · #3
GLM 5.3 Flash · Z.ai · #4

Cheaper alternatives

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Provider catalogs

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unbiased catalog

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Google catalog

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Pareto

Pareto is a multimodal composite model built for research, coding, and agentic workflows, while delivering frontier-level performance across a broad range of general-purpose tasks.

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is Google's fastest, most cost-efficient Gemini image model, built for high-velocity developer pipelines and rapid-fire visual exploration. It delivers text-to-image generation...