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GLM-5.3-FlashX vs Muse Spark 1.3 pricing

Prices

GLM-5.3-FlashX and Muse Spark 1.3 prices, USD per 1M tokens
USD per 1M tokensGLM-5.3-FlashXMuse Spark 1.3
Input$0.37$1.25
Output$1.25$4.25
Cache read$0.075$0.15
Cache writeFreeNot published
Batch inputNot publishedNot published
Batch outputNot publishedNot published

Z.AI's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation

Monthly cost by workload

WorkloadGLM-5.3-FlashXMuse Spark 1.3
Chatbot1,000 in / 500 out tokens, 10,000 requests a day$298.50/mo$1,013/mo
RAG8,000 in / 500 out tokens, 5,000 requests a day$537.75/mo$1,819/mo
Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input$276.00/mo$810.00/mo

Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.

Context and capabilities

GLM-5.3-FlashXMuse Spark 1.3
Context1,000,000 tokens1,048,576 tokens
Max output131,072 tokens131,072 tokens
Inputtext, image, video, pdftext, image, video, pdf, audio
Tool callingYesYes
ReasoningYesYes
Structured outputsYesYes

Questions

What is the price difference between GLM-5.3-FlashX and Muse Spark 1.3?
GLM-5.3-FlashX: $0.37 per 1M input tokens and $1.25 per 1M output tokens. Muse Spark 1.3: $1.25 per 1M input tokens and $4.25 per 1M output tokens. For the Chatbot workload (1,000 in / 500 out tokens, 10,000 requests a day), that is about $298.50 per month for GLM-5.3-FlashX and $1,013 for Muse Spark 1.3.
Which has the longer context window, GLM-5.3-FlashX or Muse Spark 1.3?
Muse Spark 1.3 has the longer context window: up to 1,048,576 tokens, compared with 1,000,000 for GLM-5.3-FlashX.
Do GLM-5.3-FlashX and Muse Spark 1.3 have prompt caching and batch prices?
GLM-5.3-FlashX: cached input $0.075 per 1M tokens; no batch price published. Muse Spark 1.3: cached input $0.15 per 1M tokens; no batch price published.

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