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Gemini Nano Banana 2.1 vs GLM 5.2

Compare Gemini Nano Banana 2.1 from Google and GLM 5.2 from Z.AI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GoogleGemini Nano Banana 2.1Z.AIGLM 5.2
+ Add model · 2/4
Google logo
Gemini Nano Banana 2.1
Google · text, image → text

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).

Input$1.5 /M
Output$7.5 /M
Cache read$0.15 /M
Details
Z.AI logo
GLM 5.2
Z.AI · text → text

GLM-5.2 is Z.ai’s flagship model for the era of long-horizon tasks. With a truly usable 1M-token context window, it can handle project-level engineering context, execute long-running tasks more reliably, follow engineering standards more consistently, and complete the full development workflow from requirements to multi-platform deployment in a single task.

Input$1.1268 /M
Output$3.9438 /M
Cache read$0.2817 /M
Details

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Gemini Nano Banana 2.1
GLM 5.2
Input /M
$1.5
$1.1268
Output /M
$7.5
$3.9438
Cache read /M
$0.15
$0.2817
Context length
65,536
1,000,000
Max output
0
131,072
Time to First Token
13.5 s
0.6 s
Throughput
67.4 tok/s
32.7 tok/s
Modalities
textimage
text
Supported Parameters
thinkingtoolsfunction callingstructured outputs
API Formats
chat_completions · claude_api
Released
October 7, 2026
June 16, 2026

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

gemini-nano-banana-2.1glm-5.2

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

gemini-nano-banana-2.1glm-5.2

Throughput (tok/s)

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TTFT (s)

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Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

GLM 5.2
$127 /mo
Gemini Nano Banana 2.1
$203 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Gemini Nano Banana 2.1, GLM 5.2?

GLM 5.2: $3.9438/M output tokens; Gemini Nano Banana 2.1: $7.5/M. Use the cost calculator above to estimate your own workload.

Which responds faster?

GLM 5.2: 0.6s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Gemini Nano Banana 2.1 accepts 65,536 and GLM 5.2 accepts 1,000,000 input tokens.

Which one generates tokens faster?

Gemini Nano Banana 2.1 at 67.4 tok/s and GLM 5.2 at 32.7 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Gemini Nano Banana 2.1 accepts text and image input; GLM 5.2 accepts text input and supports thinking, tool calling, function calling and structured outputs.

Can I call Gemini Nano Banana 2.1 and GLM 5.2 with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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