API cost decision in 10 seconds

GLM 5V Turbo vs Sonar Pro Search

Pick GLM 5V Turbo when budget and context both matter.

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

Budget verdict

Pick GLM 5V Turbo when budget and context both matter.

On the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $10.5 for Sonar Pro Search, saving $7.3 (69.5% lower).

Cost-first pickGLM 5V Turbo
Context-first pickGLM 5V Turbo
Sample savings$7.369.5%
10x traffic gap$73

GLM 5V Turbo is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $73. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

GLM 5V Turbo stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickGLM 5V TurboSonar Pro Search
Input-heavy / RAG5M input + 500K outputGLM 5V Turbo$8$22.5
Balanced workload1M input + 1M outputGLM 5V Turbo$5.2$18
Output-heavy chatbot1M input + 5M outputGLM 5V Turbo$21.2$78
Cheaper input GLM 5V Turbo $1.2 vs $3 / 1M

GLM 5V Turbo is $1.8 cheaper per 1M input tokens (60% lower; 2.5x difference).

Cheaper output GLM 5V Turbo $4 vs $15 / 1M

GLM 5V Turbo is $11 cheaper per 1M output tokens (73.3% lower; 3.75x difference).

Larger context GLM 5V Turbo 202.75K vs 200K

GLM 5V Turbo has 2.75K more context (1.01x larger).

Sample workload GLM 5V Turbo $3.2 vs $10.5

GLM 5V Turbo is $7.3 cheaper on the standard workload (69.5% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
GLM 5V Turbo Calculating… Estimated API cost
Sonar Pro Search 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 5V Turbo has the lower input price; GLM 5V Turbo has the lower output price; GLM 5V Turbo offers the larger context window. For the 1M input plus 500K output sample, GLM 5V Turbo is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $3.2 for GLM 5V Turbo and $10.5 for Sonar Pro Search.

Best Fit

Choose GLM 5V Turbo when you care most about lower input-token price, lower output-token price, and larger context window.

Choose Sonar Pro Search when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Decision Notes
  • On the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $10.5 for Sonar Pro Search, saving $7.3 (69.5% lower).
  • GLM 5V Turbo is $7.3 cheaper on the standard workload (69.5% lower).
  • GLM 5V Turbo is $1.8 cheaper per 1M input tokens (60% lower; 2.5x difference).
  • GLM 5V Turbo is $11 cheaper per 1M output tokens (73.3% lower; 3.75x difference).
  • GLM 5V Turbo has 2.75K more context (1.01x larger).
Head-to-Head Specs
FeatureGLM 5V Turbo
(Z.ai)		Sonar Pro Search
(Perplexity)
Input Price
prompt tokens per 1M		$1.2$3
Completion Price
per 1M tokens		$4$15
Sample Workload Cost
1M input + 500K output		$3.2$10.5
Context Window202.75K200K
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionGLM 5V TurboOn the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $10.5 for Sonar Pro Search, saving $7.3 (69.5% lower).
High-volume input processingGLM 5V TurboLower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsGLM 5V TurboLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workGLM 5V TurboA 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 5V Turbo when lower sample workload cost matters most: $0.
  • GLM 4 32B can replace GLM 5V Turbo when lower sample workload cost matters most: $0.15.
  • GLM 4.7 Flash can replace GLM 5V Turbo when lower sample workload cost matters most: $0.26.
  • GLM 4.5 Air can replace GLM 5V Turbo when lower sample workload cost matters most: $0.55.
Larger context near this budget
  • Llama 4 Scout offers 10M context with $0.23 sample workload cost.
  • Grok 4.20 Multi-Agent offers 2M context with $5 sample workload cost.
  • Grok 4.20 offers 2M context with $2.5 sample workload cost.
  • GPT-5.4 offers 1.05M context with $10 sample workload cost.
Popular competitors
  • No popular competitor is currently available.

Cheaper alternatives

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Provider catalogs

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Z.ai catalog

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Perplexity catalog

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GLM 5V Turbo

GLM-5V-Turbo is Z.ai’s first native multimodal agent foundation model, built for vision-based coding and agent-driven tasks. It natively handles image, video, and text inputs, excels at long-horizon planning, complex coding,...

Sonar Pro Search

Exclusively available on the OpenRouter API, Sonar Pro's new Pro Search mode is Perplexity's most advanced agentic search system. It is designed for deeper reasoning and analysis. Pricing is based...