GPT 4o mini API

openai/gpt-4o-mini
GPT-4o Mini: Cost-efficient, advanced model for diverse AI applications.
Context
128K tokens
Input
$0.195 / 1M tokens
Output
$0.78 / 1M tokens
Released
Aug 7, 2025

How to use GPT 4o mini API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to openai/gpt-4o-mini.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/chat/completions",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "openai/gpt-4o-mini",
      "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-4o-mini",
    "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-4o-mini","messages":[{"role":"user","content":"Hello!"}]}'

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

GPT 4o mini API Pricing

TypePrice
Input
$0.195 / 1M tokens
Output
$0.78 / 1M tokens
Cached input
$0.0975 / 1M tokens

GPT 4o mini Benchmarks

BenchmarkScoreWhat it measuresSourceRetrieved
Intelligence
6.7
Composite score across standardised reasoning, knowledge and problem-solving evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026
Coding
11.4
Composite score across standardised coding evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026
Math
14.7
Composite score across standardised mathematics evaluations, measured independently by Artificial AnalysisSourceSeptember 12, 2026

GPT 4o mini vs other models

ModelInputOutputContextBest for
GPT 4o mini
This page
$0.195 / 1M tokens
$0.78 / 1M tokens
128K 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 4o mini has a 128,000 tokens context window.

GPT 4o mini takes image, text as input and returns text.

Use openai/gpt-4o-mini as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.

GPT 4o mini became available on August 7, 2025.

GPT 4o mini is priced at input $0.195 / 1M tokens, output $0.78 / 1M tokens, cached input $0.0975 / 1M tokens.

Yes, GPT 4o mini can stream responses as they are generated.

Yes, GPT 4o mini accepts image input alongside text.

GPT 4o mini was built by OpenAI.

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

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