Prices / OpenAI
OpenAI: GPT-5.1-Codex
OpenAI · openai/gpt-5.1-codex
GPT-5.1-Codex is a specialized version of GPT-5.1 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
- Input / 1M
- $1.25 · ₹119.68$1.25€1.12£0.944SGD 1.6A$1.79CA$1.78¥198CHF 1.04HK$9.82CN¥8.36 · ₹141.22 with GST
- Output / 1M
- $10 · ₹957.4$10€8.93£7.55SGD 12.8A$14.35CA$14.25¥1,585CHF 8.32HK$78.54CN¥66.88 · ₹1,129.73 with GST
- Context
- 400K
- Sample month
- $9.75 · ₹933.46$9.75€8.71£7.36SGD 12.48A$13.99CA$13.9¥1,545CHF 8.11HK$76.58CN¥65.2 · ₹1,101.49 with GST
Sample workload: 100,000 input tokens and 20,000 output tokens per day for 30 days.
Cheaper alternatives
- Dots Studio: Dots3-Note Preview (free) · $0 in / $0 out
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- NVIDIA: Nemotron 3 Ultra (free) · $0 in / $0 out
- NVIDIA: Nemotron 3.5 Lightning (free) · $0 in / $0 out
Questions
What is the OpenAI: GPT-5.1-Codex API price per 1 million tokens?
OpenAI: GPT-5.1-Codex is listed at $1.25 input and $10 output per 1 million tokens in this snapshot. INR without GST is ₹119.68 input and ₹957.4 output. With 18% GST those INR amounts are ₹141.22 and ₹1,129.73.
What would OpenAI: GPT-5.1-Codex cost for a sample month?
For 100,000 input tokens and 20,000 output tokens per day for 30 days, this snapshot prices OpenAI: GPT-5.1-Codex at $9.75, ₹933.46 without GST, and ₹1,101.49 with 18% GST.
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