gpt-4o-mini-2024-07-18

proprietary

GPT-4o mini (“o” for “omni”) is a fast, affordable small model for focused tasks.

Intelligence
Speed
Context
128K
Max output
16K
Input price
$0.15/1M tokens
Output price
$0.6/1M tokens
Alias ofgpt-4o-mini

Capabilities

vision
tool call
structured output
reasoning
json mode
streaming
fine tuning
batch

Details

Provider OpenAI
Creator openai
Familygpt-4o
Licenseproprietary
Parameters—
Statusactive
Input modalitiestext, image
Output modalitiestext
Architecture—
Knowledge cutoff
Training data cutoff—
Release date
Deprecation date—
Typechat
Reasoning tokens—
Max input—
Open weightNo
Sourceofficial
Last updated

Tools

Function Callingfunction_calling
Call external functions and APIs

Endpoints

Chat CompletionsPOST
Generate chat responses with messageshttps://api.openai.com/v1/chat/completions
ResponsesPOST
Stateful multi-turn conversationshttps://api.openai.com/v1/responses
AssistantsPOST
Persistent assistants with tools and fileshttps://api.openai.com/v1/assistants
BatchPOST
Async batch processing at lower costhttps://api.openai.com/v1/batches
Fine-tuningPOST
Train custom models on your datahttps://api.openai.com/v1/fine_tuning/jobs

Pricing

Fine-tuning
TrainingInputCached inputOutput
Standard$3$0.3$0.15$1.2
Batch—$0.15—$0.6

Family Comparison: gpt-4o

ModelContextMax outPricing
GPT-4o mini Audio128K16K$0.15$0.6
GPT-4o mini Search Preview128K16K$0.15$0.6
GPT-4o mini128K16K$0.15$0.6
GPT-4o mini Realtime16K4K$0.6$2.4
GPT-4o mini TTS——$0.6—
GPT-4o mini Transcribe16K2K$1.25$5
GPT-4o Audio128K16K$2.5$10
GPT-4o Search Preview128K16K$2.5$10
GPT-4o Transcribe Diarize16K2K$2.5$10
GPT-4o Transcribe16K2K$2.5$10
GPT-4o128K16K$2.5$10
GPT-4o Realtime32K4K$5$20

API

GET/v1/models/openai/gpt-4o-mini-2024-07-18

gpt-4o-mini-2024-07-18

GPT-4o mini (“o” for “omni”) is a fast, affordable small model for focused tasks.

alias → gpt-4o-mini
Changes · 9 entries
gpt-4o-mini-2024-07-18updatee8ec634Mar 24, 2026, 07:27 PM
knowledge_cutoff2023-09→2023-10
gpt-4o-mini-2024-07-18updatefa2bbbbMar 24, 2026, 05:22 AM
capabilitiesjson modeno→yes
gpt-4o-mini-2024-07-18updatef43e286Mar 24, 2026, 04:45 AM
capabilitiesjson modeyes→noreasoningnobatchyes
gpt-4o-mini-2024-07-18update1cd659eMar 24, 2026, 04:19 AM
knowledge_cutoff2023-10→2023-09
capabilitiesjson modeyes
page_urlhttps://platform.openai.com/docs/models/gpt-4o-mini→https://developers.openai.com/api/docs/models/gpt-4o-mini...
gpt-4o-mini-2024-07-18updateb301ebeMar 23, 2026, 11:47 PM
knowledge_cutoff2023-09→2023-10
gpt-4o-mini-2024-07-18update2b100acMar 23, 2026, 05:30 AM
licenseproprietary
release_date2024-07-18
page_urlhttps://platform.openai.com/docs/models/gpt-4o-mini
open_weightno
tools["function_calling"]
gpt-4o-mini-2024-07-18updateb50649fMar 21, 2026, 11:58 PM
pricingtiers[{"label":"Fine-tuning","unit":"","columns":["Training","...
capabilitiesstreamingyesvisionyesfine tuningyes
knowledge_cutoff2023-09
taglineGPT-4o mini (“o” for “omni”) is a fast, affordable small ...
endpoints["chat_completions","responses","assistants","batch","fin...
gpt-4o-mini-2024-07-18updatec9a70c5Mar 21, 2026, 08:12 AM
pricinginput$0.15output$0.6cached input$0.075batch input$0.075batch output$0.3
descriptionGPT-4o mini (“o” for “omni”) is a fast, affordable small ...
model_typechat
capabilitiestool callyesstructured outputyes
gpt-4o-mini-2024-07-18create7f5c66fMar 21, 2026, 05:16 AM