Phi 4 Reasoning Plus API Pricing 2026

Compare pricing, benchmarks, and providers for Phi 4 Reasoning Plus. Find the best value for your use case.

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Last updated: January 16, 2026 at 08:05 AM

Overview

Phi 4 Reasoning Plus was released on May 1, 2025. Pricing starts at $0.070 per million input tokens and $0.350 per million output tokens. The model supports a context window of up to 33K tokens. API access is available through Microsoft.

Context Window

33K

tokens

Pricing

Input$0.070

Output$0.350

per 1M tokens

Speed

Output-

TTFT-

median latency

Capabilities

ReasoningTools

Pricing Comparison

Compare Phi 4 Reasoning Plus with 10 similar models by price.

Current Pricing (per 1M tokens)

11 models

Provider	Model	Input $/M	Output $/M	Coding	MMLU	GPQA	Context	Actions
MS Microsoft	Phi 4 Reasoning Plus	$0.070	$0.350	—	—	—	32,768	Try
MI Mistral AI	Mistral Small 3.2 24B	$0.060	$0.180	27.5	68.1	50.5	131,072	Try
MI Mistral AI	Devstral Small 2505	$0.060	$0.120	25.8	63.2	43.4	128,000	Try
QW Qwen	Qwen3 30B A3B	$0.060	$0.220	32.2	71.0	51.5	40,960	Try
MS Microsoft	Phi 4	$0.060	$0.140	23.1	71.4	57.5	16,384	Try
AM Amazon	Nova Lite 1.0	$0.060	$0.240	16.7	59.0	43.3	300,000	Try
GR Gryphe	MythoMax 13B	$0.060	$0.060	—	—	—	4,096	Try
BD Baidu	ERNIE 4.5 21B A3B Thinking	$0.070	$0.280	—	—	—	131,072	Try
BD Baidu	ERNIE 4.5 21B A3B	$0.070	$0.280	—	—	—	120,000	Try
QW Qwen	Qwen3 Coder 30B A3B Instruct	$0.070	$0.270	40.3	70.6	51.6	160,000	Try
MI Mistral AI	Devstral Small 1.1	$0.070	$0.280	25.4	62.2	41.4	128,000	Try

* Some models use tiered pricing based on prompt length. Displayed prices are for prompts ≤ 200k tokens.

Compare Providers

Phi 4 Reasoning Plus is available from multiple providers with different pricing and availability.

Providers

$0.070

Cheapest Input/M

$0.350

Cheapest Output/M

OpenRouter

Best Price

Provider Pricing

2 models

Provider	Input $/M	Output $/M	Uptime
OpenRouter Best Price	$0.070	$0.350	-
D DeepInfra Best Price	$0.070	$0.350	-

Provider pricing data sourced from OpenRouter and Helicone

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