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Phi 4

MicrosoftOpen weights16K contextTool calling

LMArena score 1217 · #313 overall · #298 in coding (2026-10-13)

As of Oct 14, 2026, Phi 4 costs $0.07 per million input tokens and $0.14 per million output tokens from DeepInfra. The cheapest of 3 sellers is DeepInfra at $0.07 / $0.14.

Lowest price, from DeepInfra

Per million tokens

Input
$0.07
Output
$0.14
Cached input
—
Batch input / output
—
  • Up to 16K output tokens per request.

Estimate your monthly cost

Est. per month = input tokens × input price + output tokens × output price. Prices are per million tokens, so 10M input tokens at $3.00 cost $30.

From DeepInfra: $0.98 a month.

Where to buy it (3)

Sorted by your monthly estimate. Prices per million tokens.

  • DeepInfra

    Input / output
    $0.07 / $0.14
    Context
    16K
    Per month
    $0.98

    deepinfra/microsoft/phi-4

  • OpenRouter

    Input / output
    $0.07 / $0.14
    Context
    16K
    Per month
    $0.98

    microsoft/phi-4

  • Microsoft Foundry

    Input / output
    $0.125 / $0.50
    Context
    16K
    Per month
    $2.25

    azure_ai/Phi-4

Cloud and hosted sellers may add regional pricing, minimums or platform fees. Supports: Tool calling.

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