A user exploring Azure OpenAI's Microsoft Foundry discovered that access to newer models like GPT-5.5 is restricted by "quota tiers." These tiers, ranging from 1 to 6, dictate the available requests per minute (RPM) and tokens per minute (TPM) for specific models. While tiers 5 and 6 offer default access to GPT-5.5, lower tiers have zero quota, rendering the model unusable. Users can request tier upgrades or potentially receive automatic upgrades based on consumption, relationship with Microsoft, and payment history. AI
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IMPACT Highlights potential access barriers for users of cloud-based AI models, impacting adoption and experimentation.
RANK_REASON User-level exploration of product features and limitations, not a first-party announcement.