GLM 5.3 Prime vs Sonar Pro Search

Price, context window & benchmark comparison

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GLM 5.3 Prime

Z.ai (Zhipu)
$2.80 / $8.80
Input / Output · per 1M tokens
VS
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Sonar Pro Search

Perplexity
$3.00 / $15.00
Input / Output · per 1M tokens
Compare different models
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Verdict: GLM 5.3 Prime is 28% cheaper than Sonar Pro Search on a typical 3:1 input/output mix. GLM 5.3 Prime has the larger context window (1M vs 200K).
GLM 5.3 PrimeSonar Pro Search
Input price / 1M$2.80$3.00
Output price / 1M$8.80$15.00
Blended price (3:1)$4.30$6.00
Cached input / 1M$0.56
Context window1M200K
Max output131K8K
Intelligence index
Coding index
Providers1
Best provider uptime (30m)100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesNo
Released2026-09-232025-10-30
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FAQ

Which is cheaper, GLM 5.3 Prime or Sonar Pro Search?

GLM 5.3 Prime is 28% cheaper than Sonar Pro Search on a typical 3:1 input/output mix.

GLM 5.3 Prime vs Sonar Pro Search: which has a bigger context window?

GLM 5.3 Prime: 1,000,000 tokens. Sonar Pro Search: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 Prime ≈ $10,000, Sonar Pro Search ≈ $13,500.

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