Atlas / Models / OpenAI / OpenAI: GPT-4o-mini (2024-07-18)

OpenAI: GPT-4o-mini (2024-07-18)✓ Catalog verified

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

GPT-4o mini is OpenAI's newest model after GPT-4 Omni, supporting both text and image inputs with text outputs. As their most advanced small model, it is many multiples more affordable than other recent frontier models, and more than 60% cheaper than GPT-3.5 Turbo. It maintains SOTA intelligence, while being significantly more cost-effective. GPT-4o mini achieves an 82% score on MMLU and presently ranks higher than GPT-4 on chat preferences common leaderboards. Check out the launch announcement to learn more. #multimodal

Input price
$0.15 /1M
Output price
$0.60 /1M
Context
128K
Modalities
textimagefile
Released
Jul 18, 2024
Tool calling
✓ Yes
Atlas signal
81/100
01

Overview

GPT-4o mini is OpenAI's newest model after GPT-4 Omni, supporting both text and image inputs with text outputs. As their most advanced small model, it is many multiples more affordable than other recent frontier models, and more than 60% cheaper than GPT-3.5 Turbo. It maintains SOTA intelligence, while being significantly more cost-effective. GPT-4o mini achieves an 82% score on MMLU and presently ranks higher than GPT-4 on chat preferences common leaderboards. Check out the launch announcement to learn more. #multimodal

Access: available through the official OpenAI API. Context window: 128K.

Pricing and metadata from the ModelsAtlas catalog.Last refreshed Aug 5, 2026
02

Specifications

API identifieropenai/gpt-4o-mini-2024-07-18
ProviderOpenAI
Model typeMultimodal LLM
Context window128K catalog
Input modalitiestext · image · file
Output modalitiestext
ReleasedJul 18, 2024
TokenizerGPT
ModeratedYes
Architecture modalitytext+image+file->text
Supported parameters
frequency_penaltylogit_biaslogprobsmax_tokenspresence_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_logprobstop_pweb_search_options
Source: provider documentation + catalog feedMethodology →
03

Pricing

Live pricing components for openai/gpt-4o-mini-2024-07-18 as published in the catalog.

$0.15
Input /1M
$0.60
Output /1M
Per request
Per image
Pricing componentRaw unit priceNormalizedUnit
Prompt tokens$1.5e-7$0.15 / 1MPer input token
Completion tokens$6e-7$0.60 / 1MPer output token
Request feeN/AN/APer request
Image feeN/AN/APer image unit
Web search feeN/AN/APer search request
Source: catalog pricing feedCompare all pricing →Cheapest models →
04

Cost calculator

Estimate monthly spend from your own token volumes.

Scale / Volume

Estimated Total Cost

$0.2Calculated from current list pricing in the ModelsAtlas catalog.
05

Capabilities

CapabilityStatusWhat it means
Visual Understanding✓ SupportedImage and document analysis support
Audio ProcessingNot advertisedSpeech and voice aligned flows
Tool Calling✓ SupportedSupports tools / function calling
Self-HostingNot advertisedDeploy outside managed APIs
Derived from catalog capability tags and supported parameters
06

Capability signals

Directional signals derived from model metadata and capability tags — not official benchmark submissions.

OpenAI: GPT-4o-mini (2024-07-18)
MMLU Signal (Reasoning)
79signal
Coding Signal (HumanEval proxy)
88signal
Math Signal (GSM8K proxy)
79signal
Science Signal (GPQA proxy)
79signal
Estimated from metadata — not an official benchmark runAll benchmarks →Methodology →
07

Quick start

Call OpenAI: GPT-4o-mini (2024-07-18) through an OpenAI-compatible client.

from openai import OpenAI

client = OpenAI(
    base_url="https://openrouter.ai/api/v1",
    api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
    model="openai/gpt-4o-mini-2024-07-18",
    messages=[{"role": "user", "content": "Explain quantum physics."}]
)

print(response.choices[0].message.content)
08

Alternatives

Closest models by context window from a different provider.

09

Sources & attribution

Pricing and metadata are maintained in the ModelsAtlas catalog.

Capability bars use metadata tags — directional estimates onlyHow we source and verify data →
10

Frequently asked questions

How much does OpenAI: GPT-4o-mini (2024-07-18) cost?

$0.15 per 1M input tokens and $0.60 per 1M output tokens on the official OpenAI API.

What is the context window of OpenAI: GPT-4o-mini (2024-07-18)?

OpenAI: GPT-4o-mini (2024-07-18) supports up to 128K tokens of context.

Does OpenAI: GPT-4o-mini (2024-07-18) support tool / function calling?

Yes, OpenAI: GPT-4o-mini (2024-07-18) supports tool / function calling — you can register tools and the model will emit structured tool calls.

How do I access OpenAI: GPT-4o-mini (2024-07-18)?

Use the official OpenAI API with the model id `openai/gpt-4o-mini-2024-07-18`. See the Quick start section above for code examples.