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Phi-4-reasoning-plus

Reasoning model for deliberate analysis, multi-step problem solving, and tool use

Model facts

Context window
32K tokens
Maximum output
4K tokens
Cheapest paid input
$0.125 per 1M tokens
Cheapest paid output
$0.5 per 1M tokens
Open weights
yes
Providers
2

Capabilities and modalities

reasoning, temperature control, open weights, text.

Observed price history

  • 2026-08-24: $0.125 input / $0.5 output per 1M tokens

API providers

  • Azure — model id phi-4-reasoning-plus; $0.125 input / $0.5 output per 1M tokens; provider documentation
  • Azure Cognitive Services — model id phi-4-reasoning-plus; $0.125 input / $0.5 output per 1M tokens; provider documentation