Gemini Nano Banana 2.1
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Gemini Nano Banana 2.1

gemini-nano-banana-2.1llms.txt
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Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) is Google's latest high-efficiency image generation and conversational editing model. As an upgraded version of Nano Banana 2 (Gemini 3.1 Flash Image), it significantly improves visual quality, prompt adherence, role consistency in multi-turn conversations, and text rendering while maintaining Flash-level speed and cost efficiency. It can be regarded as a more efficient counterpart to Gemini 3 Pro Image (Nano Banana Pro).

Pricing

Input price: $1.5/M, Text output: $7.5/M, Image output: $30/M

Input Modalities

  • Text
  • Vision

Output Modalities

  • Text
  • Image

Context length

  • 65.5K tokens

Providers

VertexAI gemini-nano-banana-2.1
Pricing$1.5$7.5
Input Image$1.5/M tokens
Cache Read$0.15/M tokens
Output Image$30/M tokens
PrecisionⓘNot Disclosed
Latency5.8S
Throughput91.2TPS
Uptime
100.00% uptime 2 days ago
98.31% uptime yesterday
90.43% uptime today
Google AI Studio gemini-nano-banana-2.1
Pricing$1.5$7.5
Input Image$1.5/M tokens
Cache Read$0.15/M tokens
Output Image$30/M tokens
PrecisionⓘNot Disclosed
Latency3.5S
Throughput143.8TPS
Uptime
99.94% uptime 2 days ago
100.00% uptime yesterday
100.00% uptime today

Performance for gemini-nano-banana-2.1

Uptime is the percentage of requests that succeeded over the past 72 hours. AIHubMix continuously monitors every provider and automatically retries with the next-best provider when one returns an error or responds too slowly; Latency is total round-trip time (lower is better); Throughput is how fast the model writes (tokens per second, higher is better).

Uptime
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Latency
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Throughput
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Frequently asked questions

What is Gemini Nano Banana 2.1?

Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) is Google's latest high-efficiency image generation and conversational editing model. As an upgraded version of Nano Banana 2 (Gemini 3.1 Flash Image), it significantly improves visual quality, prompt adherence, role consistency in multi-turn conversations, and text rendering while maintaining Flash-level speed and cost efficiency. It can be regarded as a more efficient counterpart to Gemini 3 Pro Image (Nano Banana Pro).