GLM 5.3 FlashX vs Muse Spark 1.1

Price, context window & benchmark comparison

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GLM 5.3 FlashX

Z.ai (Zhipu)
$0.37 / $1.25
Input / Output · per 1M tokens
VS
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Muse Spark 1.1

Meta
$1.25 / $4.25
Input / Output · per 1M tokens
Compare different models
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Verdict: GLM 5.3 FlashX is 3.4× cheaper than Muse Spark 1.1 on a typical 3:1 input/output mix.
GLM 5.3 FlashXMuse Spark 1.1
Input price / 1M$0.37$1.25
Output price / 1M$1.25$4.25
Blended price (3:1)$0.59$2.00
Cached input / 1M$0.09$0.15
Context window1M1M
Max output131K944K
Intelligence index—33.7
Coding index—71.3
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-182026-07-16
Retirement——

Cost calculator

FAQ

Which is cheaper, GLM 5.3 FlashX or Muse Spark 1.1?

GLM 5.3 FlashX is 3.4× cheaper than Muse Spark 1.1 on a typical 3:1 input/output mix.

GLM 5.3 FlashX vs Muse Spark 1.1: which has a bigger context window?

GLM 5.3 FlashX: 1,048,576 tokens. Muse Spark 1.1: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 FlashX ≈ $1,365, Muse Spark 1.1 ≈ $4,625.

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