API cost decision in 10 seconds

GLM 5V Turbo vs 🔥Claude Opus 4.6

Pick GLM 5V Turbo for lower cost; pick Claude Opus 4.6 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 5V Turbo for lower cost; pick Claude Opus 4.6 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 $17.5 for Claude Opus 4.6, saving $14.3 (81.7% lower).

Cost-first pickGLM 5V Turbo
Context-first pickClaude Opus 4.6
Sample savings$14.381.7%
10x traffic gap$143

Claude Opus 4.6 has more context, but GLM 5V Turbo saves $14.3 on the standard workload. At 10x that traffic, the same price gap is about $143. 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 TurboClaude Opus 4.6
Input-heavy / RAG 5M input + 500K output GLM 5V Turbo $8 $37.5
Balanced workload 1M input + 1M output GLM 5V Turbo $5.2 $30
Output-heavy chatbot 1M input + 5M output GLM 5V Turbo $21.2 $130
Cheaper inputGLM 5V Turbo$1.2 vs $5 / 1M
Cheaper outputGLM 5V Turbo$4 vs $25 / 1M
Larger contextClaude Opus 4.6202.75K vs 1M
Sample workloadGLM 5V Turbo$3.2 vs $17.5

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
GLM 5V TurboCalculating…Estimated API cost
Claude Opus 4.6Calculating…Estimated API cost
Cheaper for this workloadCalculating…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, and Claude Opus 4.6 offers the larger context window.

For a 1M input token plus 500K output token workload, the estimated API cost is $3.2 for GLM 5V Turbo and $17.5 for Claude Opus 4.6.

Best Fit

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

Choose Claude Opus 4.6 when you care most about larger context window.

Head-to-Head Specs
FeatureGLM 5V Turbo
(Z.ai)		🔥Claude Opus 4.6
(Anthropic)
Input Price
prompt tokens per 1M		$1.2$5
Completion Price
per 1M tokens		$4$25
Sample Workload Cost
1M input + 500K output		$3.2$17.5
Context Window202.75K1M
Release Date2026-04-012026-02-04
Popularity#18
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,...

Claude Opus 4.6

Opus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks. It is built for agents that operate across entire workflows rather than single prompts, making it especially effective...

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 $17.5 for Claude Opus 4.6, saving $14.3 (81.7% lower).
High-volume input processingGLM 5V TurboLower prompt-token price matters most when prompts or retrieved passages dominate the bill.
Long responses and chatbotsGLM 5V TurboLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workClaude Opus 4.6A larger context window leaves more room for retrieved passages and source files.