How much does GPT-4.1 mini cost?

GPT-4.1 mini costs $0.40 per million input tokens and $1.60 per million output tokens on standard pricing; other tiers (Standard, Batch, Fast (Priority)) are also available. A workload of 20M input and 5M output tokens a month is about $16.

What is the context length of GPT-4.1 mini?

GPT-4.1 mini accepts up to 1,047,576 tokens (1M) of input and can return up to 32,768 tokens in one response.

Does GPT-4.1 mini support tool calling and structured outputs?

Yes, GPT-4.1 mini supports function/tool calling and structured (JSON) outputs. Supported tools: Function calling, Structured outputs, JSON mode, Deterministic seed, Prompt caching.

What inputs and outputs does GPT-4.1 mini support?

GPT-4.1 mini accepts Image, Text, PDF as input and produces Text as output.

Which providers serve GPT-4.1 mini?

GPT-4.1 mini is available from 3 API providers: Azure, OpenAI, Azure. Prices can differ by provider.

When was GPT-4.1 mini released?

GPT-4.1 mini was released by OpenAI in 2025-04.

GPT-4.1 mini

gpt-4.1-mini

API Provider site

Smaller GPT-4.1 with the same 1M context window at a fraction of the cost. Built by OpenAI.

Prices updated recently

Input price

$0.40

per 1M tokens · Standard

Output price

$1.60

per 1M tokens · Standard

Input limit

tokens

Output limit

33K

tokens

Input formats

TextImageVideoAudioPDF

Output formats

TextImageVideoAudioPDF

Compare

GPT-4.1 mini price history

2 price records since 9/25/2026

GPT-4.1 mini cost calculator

Input20M tokens

Output5M tokens

$16/month

Standard pricing

Overview

What is GPT-4.1 mini?

GPT-4.1 mini is a text & reasoning and code & slms and vision model from OpenAI. Smaller GPT-4.1 with the same 1M context window at a fraction of the cost. Its 1M context window and $0.40 input price make it a candidate for quality-focused production applications.

Code generationAgent workflowsImage understandingDocument analysis

Benchmarks

GPT-4.1 mini benchmarks & speed

How GPT-4.1 mini scores on standardized evaluations, and where it lands among every model we track.

10.2

Intelligence Index

Better than 28% of 153 models

180tok/s

Output speed

Better than 84% of 119 models

997

DesignArena Elo

Better than 6% of 81 models

Reasoning

GPQA Diamond

66.4%

Graduate-level scientific reasoning · top 75%

HLE

5.0%

Humanity's Last Exam · top 79%

Latency & design

Time to first token: 0.69s
DesignArena win rate: 47.5%
Design battles judged: 1,566

Independent scores from Artificial Analysis and DesignArena · updated 10/8/2026. Higher is better; ranks compare against every model we track with that score.

Rates

GPT-4.1 mini pricing

Pricing is based on token usage. Provider-specific caching, batch, regional, and tool charges may affect the final cost.

Input · Standard

$0.40

Per 1M tokens

Cached input · Standard

$0.10

Per 1M tokens

Capabilities

GPT-4.1 mini Tools

Tools available when using GPT-4.1 mini through supported provider APIs.

Function calling

Supported

Structured outputs

Supported

JSON mode

Supported

Reasoning

Not supported

Built-in web search

Not supported

Log probabilities

Not supported

Deterministic seed

Supported

Parallel tool calls

Not supported

Prompt caching

Supported

Where to run it

GPT-4.1 mini API providers

3 providers serve GPT-4.1 mini. Prices are per 1M tokens; uptime is the last 24 hours.

Provider	Input	Output	Cached	Context	Uptime
Azure	$0.40	$1.60	$0.10	1M	99.95%
OpenAI	$0.40	$1.60	$0.10	1M	99.92%
Azure	$0.44	$1.76	$0.11	1M	100%

Azure

Input: $0.40
Output: $1.60
Cached: $0.10
Context: 1M
Uptime: 99.95%

OpenAI

Input: $0.40
Output: $1.60
Cached: $0.10
Context: 1M
Uptime: 99.92%

Azure

Input: $0.44
Output: $1.76
Cached: $0.11
Context: 1M
Uptime: 100%

Strengths and limitations

Strengths

Measured results (AA Intelligence 10.2 · DesignArena Elo 997 · Arena Elo 1167 · MMLU-Pro 68.1%) position it for demanding production work.
1M context supports large documents, repositories and extended conversations.
Supports text & reasoning and code & slms and vision workloads in one model.

Limitations

Generated tokens cost 4× more than input tokens, which matters for verbose responses.
Large context capacity does not guarantee consistent retrieval across the entire prompt.
Arena Elo and MMLU-Pro are directional; test accuracy, latency and reliability on your own workload before committing.

Arena Elo, MMLU-Pro and pricing figures are illustrative; validate current vendor terms before purchase.

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Frequently asked questions about GPT-4.1 mini

GPT-4.1 mini is a text & reasoning and code & slms and vision model from OpenAI. Smaller GPT-4.1 with the same 1M context window at a fraction of the cost.