GPT-4.1 Mini API

openai/gpt-4.1-mini-2025-04-14
Balanced AI with million-token context providing performance at reduced cost.
Context
1M tokens
Input
$0.52 / 1M tokens
Output
$2.08 / 1M tokens
Released
Aug 7, 2025

How to use GPT-4.1 Mini API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to openai/gpt-4.1-mini-2025-04-14.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/chat/completions",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "openai/gpt-4.1-mini-2025-04-14",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ]
    },
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "openai/gpt-4.1-mini-2025-04-14",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ]
  }),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/chat/completions \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"openai/gpt-4.1-mini-2025-04-14","messages":[{"role":"user","content":"Hello!"}]}'

OpenAI-compatible — swap the base URL and it works with your existing SDK.

GPT-4.1 Mini API Pricing

TypePrice
Input
$0.52 / 1M tokens
Output
$2.08 / 1M tokens
Cached input
$0.13 / 1M tokens

GPT-4.1 Mini Benchmarks

BenchmarkScoreWhat it measuresSourceRetrieved
GPQA Diamond
65%
Google-proof graduate science questions (hardest subset)SourceJuly 12, 2026
SWE-bench Verified
23.6%
Resolving verified real GitHub issuesSourceJuly 12, 2026
Intelligence
10.2
Composite score across standardised reasoning, knowledge and problem-solving evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026
Coding
20.2
Composite score across standardised coding evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026
Math
46.3
Composite score across standardised mathematics evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026

GPT-4.1 Mini vs other models

ModelInputOutputContextBest for
GPT-4.1 Mini
This page
$0.52 / 1M tokens
$2.08 / 1M tokens
1M tokens
Coding + agents
$6.5 / 1M tokens
$39 / 1M tokens
1.05M tokens
Reasoning + agents
$2.6 / 1M tokens
$13 / 1M tokens
1M tokens
Balanced coding + agents
$3.9 / 1M tokens
$19.5 / 1M tokens
1M tokens
Long-context, multimodal & agentic workflows
$0.65 / 1M tokens
$3.9 / 1M tokens
1.05M tokens
Reasoning + agents

Frequently asked questions

GPT-4.1 Mini has a 1,000,000 tokens context window.

GPT-4.1 Mini takes image, text as input and returns text.

Use openai/gpt-4.1-mini-2025-04-14 as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.

GPT-4.1 Mini became available on August 7, 2025.

GPT-4.1 Mini is priced at input $0.52 / 1M tokens, output $2.08 / 1M tokens, cached input $0.13 / 1M tokens.

Yes, GPT-4.1 Mini can stream responses as they are generated.

Yes, GPT-4.1 Mini accepts image input alongside text.

GPT-4.1 Mini was built by OpenAI.

Yes, it supports function calling, tools, and parallel tool calls.

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