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Perplexity: Sonar Reasoning Pro vs Z.ai: GLM 5.3 Prime

Perplexity: Sonar Reasoning Pro is cheaper on the sample workload, at $10.8 before converting to INR.A different input and output mix can change the result.

Perplexity: Sonar Reasoning Pro and Z.ai: GLM 5.3 Prime in this snapshot
ModelContextInput $/1MOutput $/1MSample USDSample INRUSDEURGBPSGDAUDCADJPYCHFHKDCNYSample INR + GST
Perplexity: Sonar Reasoning Pro128K$2$8$10.8₹1,033.99$10.8€9.64£8.16SGD 13.82A$15.5CA$15.39¥1,711CHF 8.98HK$84.82CN¥72.23₹1,220.11
Z.ai: GLM 5.3 Prime1M$2.8$8.8$13.68₹1,309.72$13.68€12.22£10.33SGD 17.51A$19.63CA$19.5¥2,168CHF 11.38HK$107.44CN¥91.49₹1,545.47

Sample workload: 100,000 input tokens and 20,000 output tokens per day for 30 days.

Questions

Which is cheaper, Perplexity: Sonar Reasoning Pro or Z.ai: GLM 5.3 Prime?

Perplexity: Sonar Reasoning Pro is cheaper on this workload. Perplexity: Sonar Reasoning Pro is $10.8 (₹1,033.99 without GST, ₹1,220.11 with GST). Z.ai: GLM 5.3 Prime is $13.68 (₹1,309.72 without GST, ₹1,545.47 with GST). The sample workload is 100,000 input tokens and 20,000 output tokens per day for 30 days. A different input/output mix can change the winner when one model is cheaper on input and the other on output.

Do these comparison prices include Indian GST?

The table shows USD from OpenRouter, INR without GST, and INR with 18% GST. GST is applied to the converted INR amount. It is not included in the USD rate.

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