Prices / Compare
Google: Gemini 3.8 Flash vs OpenAI: GPT-6.1 Sol Pro
Google: Gemini 3.8 Flash is cheaper on the sample workload, at $4.5 before converting to INR.A different input and output mix can change the result.
| Model | Context | Input $/1M | Output $/1M | Sample USD | Sample INRUSDEURGBPSGDAUDCADJPYCHFHKDCNY | Sample INR + GST |
|---|---|---|---|---|---|---|
| Google: Gemini 3.8 Flash | 1.05M | $0.75 | $3.75 | $4.5 | ₹430.83$4.5€4.02£3.4SGD 5.76A$6.46CA$6.41¥713CHF 3.74HK$35.34CN¥30.09 | ₹508.38 |
| OpenAI: GPT-6.1 Sol Pro | 1.05M | $2 | $10 | $12 | ₹1,148.88$12€10.72£9.06SGD 15.36A$17.22CA$17.1¥1,901CHF 9.98HK$94.25CN¥80.25 | ₹1,355.68 |
Sample workload: 100,000 input tokens and 20,000 output tokens per day for 30 days.
Questions
Which is cheaper, Google: Gemini 3.8 Flash or OpenAI: GPT-6.1 Sol Pro?
Google: Gemini 3.8 Flash is cheaper on this workload. Google: Gemini 3.8 Flash is $4.5 (₹430.83 without GST, ₹508.38 with GST). OpenAI: GPT-6.1 Sol Pro is $12 (₹1,148.88 without GST, ₹1,355.68 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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