GPT-5.1 API pricing on Microsoft Azure
Every Microsoft Azure GPT-5.1 rate we track, compared against 3 providers serving the same model.
The cheapest GPT-5.1 input price we currently track is $0.250/1M on OpenRouter.
Microsoft Azure GPT-5.1 rates
Prices per 1M tokens. Batch and cached-input rates are shown where the provider publishes them.
| Mode | Input | Output |
|---|---|---|
| Standard | $1.25/1M | $10.00/1M |
About GPT-5.1
- Creator
- OpenAI
- Context
- 256K
- Modalities
- text, image
- Knowledge cutoff
- Mar 2025
- Tool calling
- Yes
GPT-5.1 on other providers
About Microsoft Azure
Azure provides comprehensive cloud computing services with strong enterprise integration, advanced AI capabilities, and a wide range of GPU options for machine learning, visualization, and high-performance computing workloads.
Frequently Asked Questions
How much does GPT-5.1 cost on Microsoft Azure?
Microsoft Azure serves GPT-5.1 from $1.25 per 1M input tokens, across 1 tracked pricing mode. Prices are collected daily — see the table above for current input, output, and cached-input rates.
Is Microsoft Azure the cheapest way to run GPT-5.1?
Microsoft Azure ranks #3 of 3 providers we track serving GPT-5.1. The cheapest input price right now is on OpenRouter. Price is only one factor — throughput, latency, and context limits differ between providers.
Does Microsoft Azure offer batch or cached pricing for GPT-5.1?
We track 1 GPT-5.1 offering from Microsoft Azure. Batch and cached-input rates appear in the table above when the provider publishes them; blank cells mean we have no current figure for that mode.