API cost decision in 10 seconds

GLM 4.7 vs Nano Banana (Gemini 2.5 Flash Image)

Pick GLM 4.7 when budget and context both matter.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick GLM 4.7 when budget and context both matter.

On the standard 1M input plus 500K output workload, GLM 4.7 is estimated at $1.27 vs $1.55 for Nano Banana (Gemini 2.5 Flash Image), saving $0.28 (17.7% lower).

Cost-first pickGLM 4.7
Context-first pickGLM 4.7
Sample savings$0.2817.7%
10x traffic gap$2.75

GLM 4.7 is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $2.75. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Cost winner changes by workload shape: input-heavy / RAG favors Nano Banana (Gemini 2.5 Flash Image), balanced workload favors GLM 4.7, and output-heavy chatbot favors GLM 4.7.

Workload shapeToken mixBetter pickGLM 4.7Nano Banana (Gemini 2.5 Flash Image)
Input-heavy / RAG5M input + 500K outputNano Banana (Gemini 2.5 Flash Image)$2.88$2.75
Balanced workload1M input + 1M outputGLM 4.7$2.15$2.8
Output-heavy chatbot1M input + 5M outputGLM 4.7$9.15$12.8
Cheaper input Nano Banana (Gemini 2.5 Flash Image) $0.4 vs $0.3 / 1M

Nano Banana (Gemini 2.5 Flash Image) is $0.1 cheaper per 1M input tokens (25% lower; 1.33x difference).

Cheaper output GLM 4.7 $1.75 vs $2.5 / 1M

GLM 4.7 is $0.75 cheaper per 1M output tokens (30% lower; 1.43x difference).

Larger context GLM 4.7 202.75K vs 32.77K

GLM 4.7 has 169.98K more context (6.19x larger).

Sample workload GLM 4.7 $1.27 vs $1.55

GLM 4.7 is $0.28 cheaper on the standard workload (17.7% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
GLM 4.7 Calculating… Estimated API cost
Nano Banana (Gemini 2.5 Flash 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 (Gemini 2.5 Flash Image) has the lower input price; GLM 4.7 has the lower output price; GLM 4.7 offers the larger context window. For the 1M input plus 500K output sample, GLM 4.7 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.27 for GLM 4.7 and $1.55 for Nano Banana (Gemini 2.5 Flash Image).

Best Fit

Choose GLM 4.7 when you care most about lower output-token price, and larger context window.

Choose Nano Banana (Gemini 2.5 Flash Image) when you care most about lower input-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, GLM 4.7 is estimated at $1.27 vs $1.55 for Nano Banana (Gemini 2.5 Flash Image), saving $0.28 (17.7% lower).
  • GLM 4.7 is $0.28 cheaper on the standard workload (17.7% lower).
  • Nano Banana (Gemini 2.5 Flash Image) is $0.1 cheaper per 1M input tokens (25% lower; 1.33x difference).
  • GLM 4.7 is $0.75 cheaper per 1M output tokens (30% lower; 1.43x difference).
  • GLM 4.7 has 169.98K more context (6.19x larger).
Head-to-Head Specs
FeatureGLM 4.7
(Z.ai)		Nano Banana (Gemini 2.5 Flash Image)
(Google)
Input Price
prompt tokens per 1M		$0.4$0.3
Completion Price
per 1M tokens		$1.75$2.5
Sample Workload Cost
1M input + 500K output		$1.27$1.55
Context Window202.75K32.77K
Release Date
Popularity#71#121

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionGLM 4.7On the standard 1M input plus 500K output workload, GLM 4.7 is estimated at $1.27 vs $1.55 for Nano Banana (Gemini 2.5 Flash Image), saving $0.28 (17.7% lower).
High-volume input processingNano Banana (Gemini 2.5 Flash Image)Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsGLM 4.7Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workGLM 4.7A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • GLM 4.5 Air (free) can replace GLM 4.7 when lower sample workload cost matters most: $0.
  • GLM 4 32B can replace GLM 4.7 when lower sample workload cost matters most: $0.15.
  • GLM 4.7 Flash can replace GLM 4.7 when lower sample workload cost matters most: $0.26.
  • GLM 4.5 Air can replace GLM 4.7 when lower sample workload cost matters most: $0.55.
Larger context near this budget

Cheaper alternatives

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Z.ai catalog

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Google catalog

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