How much does GPT-4o (2024-05-13) cost?

GPT-4o (2024-05-13) costs $5.00 per million input tokens and $15 per million output tokens on standard pricing. A workload of 20M input and 5M output tokens a month is about $175.

What is the context length of GPT-4o (2024-05-13)?

GPT-4o (2024-05-13) accepts up to 128,000 tokens (128K) of input and can return up to 4,096 tokens in one response.

Does GPT-4o (2024-05-13) support tool calling and structured outputs?

Yes, GPT-4o (2024-05-13) supports function/tool calling and structured (JSON) outputs. Supported tools: Function calling, Structured outputs, JSON mode, Built-in web search, Log probabilities, Deterministic seed.

What inputs and outputs does GPT-4o (2024-05-13) support?

GPT-4o (2024-05-13) accepts Text, Image, PDF as input and produces Text as output.

When was GPT-4o (2024-05-13) released?

GPT-4o (2024-05-13) was released by OpenAI in 2024-05-13.

GPT-4o (2024-05-13)

gpt-4o-2024-05-13

API Provider site

GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as... Built by OpenAI.

Prices updated recently

Input price

$5.00

per 1M tokens · Standard

Output price

$15

per 1M tokens · Standard

Input limit

128K

tokens

Output limit

tokens

Input formats

TextImageVideoAudioPDF

Output formats

TextImageVideoAudioPDF

Compare

GPT-4o (2024-05-13) price history

2 price records since 9/25/2026

GPT-4o (2024-05-13) cost calculator

Input20M tokens

Output5M tokens

$175/month

Standard pricing

Overview

What is GPT-4o (2024-05-13)?

GPT-4o (2024-05-13) is a text & reasoning and vision model from OpenAI. GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as... Its 128K context window and $5.00 input price make it a candidate for quality-focused production applications.

Image understandingDocument analysisContent workflowsClassification

Benchmarks

GPT-4o (2024-05-13) benchmarks & speed

How GPT-4o (2024-05-13) scores on standardized evaluations, and where it lands among every model we track.

7.3

Intelligence Index

Better than 12% of 153 models

137tok/s

Output speed

Better than 72% of 119 models

Reasoning

GPQA Diamond

52.6%

Graduate-level scientific reasoning · top 86%

HLE

1.8%

Humanity's Last Exam · top 100%

Latency & design

Time to first token: 0.98s

Independent scores from Artificial Analysis and DesignArena · updated 10/5/2026. Higher is better; ranks compare against every model we track with that score.

Rates

GPT-4o (2024-05-13) pricing

Pricing is based on token usage. Provider-specific caching, batch, regional, and tool charges may affect the final cost.

Input · Standard

$5.00

Per 1M tokens

Cached input · Standard

Not available

No listed cached-input rate

Capabilities

GPT-4o (2024-05-13) Tools

Tools available when using GPT-4o (2024-05-13) through supported provider APIs.

Function calling

Supported

Structured outputs

Supported

JSON mode

Supported

Reasoning

Not supported

Built-in web search

Supported

Log probabilities

Supported

Deterministic seed

Supported

Parallel tool calls

Not supported

Prompt caching

Not supported

Strengths and limitations

Strengths

Measured results (AA Intelligence 7.3) position it for demanding production work.
A 128K context window covers most focused application workflows.
Supports text & reasoning and vision workloads in one model.

Limitations

Real-world cost still depends on prompt length, response length and provider-specific billing rules.
The 128K context window is smaller than several long-context alternatives.
Arena Elo and MMLU-Pro are directional; test accuracy, latency and reliability on your own workload before committing.

Arena Elo, MMLU-Pro and pricing figures are illustrative; validate current vendor terms before purchase.

Same provider