Phi-4-reasoning
As of Oct 4, 2026, the cheapest Phi-4-reasoning API price is $0.125 per 1M input tokens (Azure) and $0.5 per 1M output tokens (Azure). Phi-4-reasoning is offered by 2 providers in the phi family, open weights, reasoning enabled.
API pricing by provider
Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.
| Azureopen | Cheapest$0.125 | Cheapest$0.5 | — | — | 32k |
| Azure Cognitive Servicesopen | $0.125 | $0.5 | — | — | 32k |
Phi-4-reasoning pricing FAQ
What is the cheapest Phi-4-reasoning API?
As of Oct 4, 2026, Azure has the lowest Phi-4-reasoning output price at $0.5 per 1M tokens, and Azure has the lowest input price at $0.125 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.
How many providers offer Phi-4-reasoning?
2 providers list Phi-4-reasoning on Sovyron; 2 of them sell it at a metered per-token price.
Is Phi-4-reasoning free?
No provider in the Sovyron catalog lists a free tier for Phi-4-reasoning.
What is the context window of Phi-4-reasoning?
Phi-4-reasoning supports a 32k-token context window and up to 4k output tokens.
Token cost calculator
What a month costs at one provider's published rates. Enter the tokens you expect to send and receive; cached tokens use the cached-input price where the provider lists one, and count as ordinary input where it does not.
Estimated
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