What is GPT-4.1 Mini's context window?

GPT-4.1 Mini supports a context window of 1,047,576 tokens, allowing you to process large documents and maintain long conversations.

How to use GPT-4.1 Mini API via Ofox?

Simply set your base URL to https://api.ofox.run/v1 and use your Ofox API key. The API is OpenAI-compatible — just change the base URL and API key in your existing code.

What capabilities does GPT-4.1 Mini support?

GPT-4.1 Mini supports the following capabilities: vision, function calling, prompt caching. Access all features through the Ofox.ai unified API.

GPT-4.1 Mini

Name: GPT-4.1 Mini
Brand: openai
Price: 0.39999999999999997 USD
Availability: InStock

Chat-20%

openai/gpt-4.1-mini

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GPT-4.1 Mini is the mid-sized variant of OpenAI's GPT-4.1, released on 2025-04-14, delivering GPT-4o-level performance at lower latency and cost. It supports structured outputs, vision understanding, tool use, and prompt caching, and keeps the full 1M-token context window of the larger model. Context window: 1M tokens, output: 32K. It remains a budget option for high-volume long-context processing, although later generations now lead on coding and reasoning. Accessible via the OpenAI-compatible protocol.

Context Window

Max Output Tokens

33K

Released

2025-04-14

Capabilities

VisionFunction CallingPrompt Caching

Available Providers

Azure

Supported Protocols

openai

Providers

Azureprovider.type: "azure_foundry"

-20%

Input Tokens

$0.32/M

$0.4/M

Output Tokens

$1.28/M

$1.6/M

Cache Read

$0.08/M

$0.1/M

Web Search

$0.035/R

Protocols

openai/v1/chat/completions/v1/responses

Playground

Open in OfoxChat

Code Examples

from openai import OpenAI

client = OpenAI(
    base_url="https://api.ofox.run/v1",
    api_key="YOUR_OFOX_API_KEY",
)

response = client.chat.completions.create(
    model="openai/gpt-4.1-mini",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)

print(response.choices[0].message.content)

Benchmarks

LMArena ↗Evaluated as gpt-4.1-mini-2025-04-14

GPT-4.1 Mini scores 1383 in the Overall category of the LMArena text leaderboard (style control), ranking #149 of 374 models based on 39,305 human preference votes (updated 2026-07-12).

Benchmark scores for gpt-4.1-mini-2025-04-14 on LMArena
Category	Arena Score	95% CI	Rank	Votes
Overall	1383	1379–1387	#149 of 374	39,305
Hard Prompts	1402	1397–1408	#147 of 374	16,236
Coding	1433	1426–1441	#141 of 369	6,915
Math	1354	1343–1365	#174 of 362	2,689
Creative Writing	1349	1341–1358	#143 of 372	5,154
Instruction Following	1373	1366–1379	#147 of 374	10,059
Chinese	1384	1370–1397	#165 of 344	2,046

Source: LMArena · CC BY 4.0 · Updated 2026-07-12 · Methodology ↗ · Ranks compare models within each category of the LMArena text leaderboard (style control). Scores come from third-party human preference evaluations, not from OFOX.