API cost decision in 10 seconds

GLM 5V Turbo vs Palmyra X5

Pick GLM 5V Turbo for lower cost; pick Palmyra X5 only if the larger context window matters more.

Pricing data updated: 2026-05-26T11:08:00Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick GLM 5V Turbo for lower cost; pick Palmyra X5 only if the larger context window matters more.

On the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $3.6 for Palmyra X5, saving $0.4 (11.1% lower).

Cost-first pickGLM 5V Turbo

Context-first pickPalmyra X5

Sample savings$0.411.1%

10x traffic gap$4

Palmyra X5 has more context, but GLM 5V Turbo saves $0.4 on the standard workload. At 10x that traffic, the same price gap is about $4. 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 Palmyra X5, balanced workload favors GLM 5V Turbo, and output-heavy chatbot favors GLM 5V Turbo.

Workload shape	Token mix	Better pick	GLM 5V Turbo	Palmyra X5
Input-heavy / RAG	5M input + 500K output	Palmyra X5	$8	$6
Balanced workload	1M input + 1M output	GLM 5V Turbo	$5.2	$6.6
Output-heavy chatbot	1M input + 5M output	GLM 5V Turbo	$21.2	$30.6

Cheaper input Palmyra X5 $1.2 vs $0.6 / 1M

Palmyra X5 is $0.6 cheaper per 1M input tokens (50% lower; 2x difference).

Cheaper output GLM 5V Turbo $4 vs $6 / 1M

GLM 5V Turbo is $2 cheaper per 1M output tokens (33.3% lower; 1.5x difference).

Larger context Palmyra X5 202.75K vs 1.04M

Palmyra X5 has 837.25K more context (5.13x larger).

Sample workload GLM 5V Turbo $3.2 vs $3.6

GLM 5V Turbo is $0.4 cheaper on the standard workload (11.1% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

GLM 5V Turbo Calculating… Estimated API cost

Palmyra X5 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

Palmyra X5 has the lower input price; GLM 5V Turbo has the lower output price; Palmyra X5 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 $3.6 for Palmyra X5.

Best Fit

Choose GLM 5V Turbo when you care most about lower output-token price.

Choose Palmyra X5 when you care most about lower input-token price, and larger context window.

Decision Notes

On the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $3.6 for Palmyra X5, saving $0.4 (11.1% lower).
GLM 5V Turbo is $0.4 cheaper on the standard workload (11.1% lower).
Palmyra X5 is $0.6 cheaper per 1M input tokens (50% lower; 2x difference).
GLM 5V Turbo is $2 cheaper per 1M output tokens (33.3% lower; 1.5x difference).
Palmyra X5 has 837.25K more context (5.13x larger).

Head-to-Head Specs

Feature	GLM 5V Turbo (Z.ai)	Palmyra X5 (Writer)
Input Price prompt tokens per 1M	$1.2	$0.6
Completion Price per 1M tokens	$4	$6
Sample Workload Cost 1M input + 500K output	$3.2	$3.6
Context Window	202.75K	1.04M
Release Date	2026-04-01	2026-01-21

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	GLM 5V Turbo	On the standard 1M input plus 500K output workload, GLM 5V Turbo is estimated at $3.2 vs $3.6 for Palmyra X5, saving $0.4 (11.1% lower).
High-volume input processing	Palmyra X5	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	GLM 5V Turbo	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Palmyra X5	A 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 offers 2M context with $2.5 sample workload cost.
Owl Alpha offers 1.05M context with $0 sample workload cost.
Gemini 3.1 Flash Lite offers 1.05M context with $1 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.

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Larger context alternatives

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Provider catalogs

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Z.ai catalog

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Writer 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,...

Palmyra X5

Palmyra X5 is Writer's most advanced model, purpose-built for building and scaling AI agents across the enterprise. It delivers industry-leading speed and efficiency on context windows up to 1 million...