API cost decision in 10 seconds

GLM 4.7 Flash vs Gemini 3 Flash Preview

Pick GLM 4.7 Flash for lower cost; pick Gemini 3 Flash Preview only if the larger context window matters more.

Pricing data updated:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick GLM 4.7 Flash for lower cost; pick Gemini 3 Flash Preview only if the larger context window matters more.

On the standard 1M input plus 500K output workload, GLM 4.7 Flash is estimated at $0.26 vs $2 for Gemini 3 Flash Preview, saving $1.74 (87% lower).

Cost-first pickGLM 4.7 Flash
Context-first pickGemini 3 Flash Preview
Sample savings$1.7487%
10x traffic gap$17.4

Gemini 3 Flash Preview has more context, but GLM 4.7 Flash saves $1.74 on the standard workload. At 10x that traffic, the same price gap is about $17.4. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

GLM 4.7 Flash stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickGLM 4.7 FlashGemini 3 Flash Preview
Input-heavy / RAG5M input + 500K outputGLM 4.7 Flash$0.5$4
Balanced workload1M input + 1M outputGLM 4.7 Flash$0.46$3.5
Output-heavy chatbot1M input + 5M outputGLM 4.7 Flash$2.06$15.5
Cheaper input GLM 4.7 Flash $0.06 vs $0.5 / 1M

GLM 4.7 Flash is $0.44 cheaper per 1M input tokens (88% lower; 8.33x difference).

Cheaper output GLM 4.7 Flash $0.4 vs $3 / 1M

GLM 4.7 Flash is $2.6 cheaper per 1M output tokens (86.7% lower; 7.5x difference).

Larger context Gemini 3 Flash Preview 202.75K vs 1.05M

Gemini 3 Flash Preview has 845.82K more context (5.17x larger).

Sample workload GLM 4.7 Flash $0.26 vs $2

GLM 4.7 Flash is $1.74 cheaper on the standard workload (87% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
GLM 4.7 Flash Calculating… Estimated API cost
Gemini 3 Flash Preview 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

GLM 4.7 Flash has the lower input price; GLM 4.7 Flash has the lower output price; Gemini 3 Flash Preview offers the larger context window. For the 1M input plus 500K output sample, GLM 4.7 Flash is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $0.26 for GLM 4.7 Flash and $2 for Gemini 3 Flash Preview.

Best Fit

Choose GLM 4.7 Flash when you care most about lower input-token price, and lower output-token price.

Choose Gemini 3 Flash Preview when you care most about larger context window.

Decision Notes
  • On the standard 1M input plus 500K output workload, GLM 4.7 Flash is estimated at $0.26 vs $2 for Gemini 3 Flash Preview, saving $1.74 (87% lower).
  • GLM 4.7 Flash is $1.74 cheaper on the standard workload (87% lower).
  • GLM 4.7 Flash is $0.44 cheaper per 1M input tokens (88% lower; 8.33x difference).
  • GLM 4.7 Flash is $2.6 cheaper per 1M output tokens (86.7% lower; 7.5x difference).
  • Gemini 3 Flash Preview has 845.82K more context (5.17x larger).
Head-to-Head Specs
FeatureGLM 4.7 Flash
(Z.ai)		Gemini 3 Flash Preview
(Google)
Input Price
prompt tokens per 1M		$0.06$0.5
Completion Price
per 1M tokens		$0.4$3
Sample Workload Cost
1M input + 500K output		$0.26$2
Context Window202.75K1.05M
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionGLM 4.7 FlashOn the standard 1M input plus 500K output workload, GLM 4.7 Flash is estimated at $0.26 vs $2 for Gemini 3 Flash Preview, saving $1.74 (87% lower).
High-volume input processingGLM 4.7 FlashLower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsGLM 4.7 FlashLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workGemini 3 Flash PreviewA 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 Flash when lower sample workload cost matters most: $0.
  • GLM 4 32B can replace GLM 4.7 Flash when lower sample workload cost matters most: $0.15.
  • Gemma 4 26B A4B (free) can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
  • Gemma 4 31B (free) can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
Larger context near this budget
  • Llama 4 Scout offers 10M context with $0.23 sample workload cost.
  • Grok 4.20 offers 2M context with $2.5 sample workload cost.
  • Owl Alpha offers 1.05M context with $0 sample workload cost.
Popular competitors
  • No popular competitor is currently available.

Cheaper alternatives

Review low-cost models sorted by a standard 1M input plus 500K output workload.

Open cheapest models

Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

Open largest context models

Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

Open provider hubs

Z.ai catalog

Review all tracked Z.ai models before deciding whether this matchup is the right shortlist.

Open Z.ai models

Google catalog

Check other Google models with comparable pricing, context, or release timing.

Open Google models
GLM 4.7 Flash

As a 30B-class SOTA model, GLM-4.7-Flash offers a new option that balances performance and efficiency. It is further optimized for agentic coding use cases, strengthening coding capabilities, long-horizon task planning,...

Gemini 3 Flash Preview

Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool...