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GPT-4o (2024-11-20)

Verified

Multimodal AI for seamless text, image, and file processing.

OpenAIMultimodalClosedII 14.5
Vision
Model page
Updated 2026-06-15

About GPT-4o (2024-11-20)

The model combines multiple input modalities into a unified architecture. It supports extensive context lengths for processing lengthy documents or conversations. As a proprietary system, it emphasizes integrated performance across data types rather than open distribution.

Strengths include coherent handling of mixed visual and textual content in single queries. It maintains context across large inputs while delivering consistent outputs. The design prioritizes practical utility in dynamic environments over specialized single-mode tasks.

Common usage involves content creation, visual analysis, and file-based reasoning. Developers deploy it in chat interfaces, automation workflows, and enterprise tools. Individual users leverage it for research assistance, creative projects, and data interpretation.

Capabilities

Multimodal reasoning across text and images
Long-context document analysis
Code generation and debugging
File interpretation and summarization
Visual question answering
Complex instruction following

Benchmarks & performance

Independent evaluation scores and measured speed.

14.5
Intelligence Index
24.2
Coding Index
102
Tokens / sec
0.89s
Time to first token

Source: Artificial Analysis

How GPT-4o (2024-11-20) compares

GPT-4o (2024-11-20) (striped bar) vs other multimodal on intelligence, speed and price.

Intelligence

Artificial Analysis Intelligence Index · Higher is better · GPT-4o (2024-11-20) ranks #74 of 88

18
Gemini 2.5 Flash Lite
17
Qwen3 VL 32B Instruct
16
Qwen3 VL 30B A3B Instruct
16
Sonar
15
Sonar Pro
15
GLM 4.5V
15
GPT-4o
15
GPT-4o
15
GPT-4o
15
GPT-4o
14
Qwen3 VL 8B Instruct
14
GPT-4 Turbo
14
Llama 4 Scout

Speed

Output tokens per second · Higher is better · GPT-4o (2024-11-20) ranks #37 of 76

130
GPT-4.1
122
Qwen3 VL 8B Instruct
116
GPT-5.1
112
Qwen3 VL 30B A3B Instruct
105
o1
102
Llama 4 Scout
102
GPT-4o
102
GPT-4o
102
GPT-4o
102
GPT-4o
101
GPT-5.3-Codex
98
GPT-4.1 Mini
97
GPT-5 Mini

Price

USD per 1M output tokens · Lower is better · GPT-4o (2024-11-20) ranks #110 of 155

$10.0
GPT-5.1-Codex
$10.0
GPT-5 Codex
$10.0
Gemini 2.5 Pro Preview 06-05
$10.0
GPT-5.1
$10.0
GPT-5
$10.0
GPT-5.1-Codex-Max
$10.0
GPT-4o
$10.0
GPT-4o
$10.0
GPT-4o
$10.0
GPT-5 Chat
$10.0
GPT-5.1 Chat
$12.0
Gemini 3.1 Pro Preview
$12.0
Gemini 3.1 Pro Preview Custom Tools

Sources: Artificial Analysis (intelligence, speed) · OpenRouter (price).

Best for

Multimodal Visual Analysis

The model performs visual question answering and multimodal reasoning by interpreting images together with text inputs for tasks such as describing charts or identifying objects in photos.

Long-Context Document Review

With a 128,000-token context window it supports detailed analysis and summarization of lengthy reports, research papers, or multi-file code repositories.

Code Generation and Debugging

It generates, debugs, and refactors code while following complex instructions, making it effective for software development workflows and file interpretation.

Strengths & limitations

Strengths

  • +Strong integration of visual and textual inputs
  • +Reliable performance on diverse reasoning tasks
  • +Fast and coherent multi-turn dialogue
  • +Effective handling of mixed file and image queries

Limitations

  • Can produce factual hallucinations
  • No native audio or video processing
  • Performance varies on highly specialized domains

Cost calculator

Estimate what GPT-4o (2024-11-20) would cost for your usage.

$0.00750
per request
$75
estimated / month

Based on GPT-4o (2024-11-20)'s $2.50/1M input · $10.00/1M output. Estimate only — actual cost varies by provider and caching.

Quick start

OpenRouter's API is OpenAI-compatible — most SDKs work by just swapping the base URL. Only the model slug changes between models.

JavaScript · openai
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://openrouter.ai/api/v1",
  apiKey: process.env.OPENROUTER_API_KEY,
});

const completion = await client.chat.completions.create({
  model: "openai/gpt-4o-2024-11-20",
  messages: [{ role: "user", content: "Hello!" }],
});

console.log(completion.choices[0].message.content);

Model slug: openai/gpt-4o-2024-11-20

Editor's verdict

Our take on GPT-4o (2024-11-20)

GPT-4o (2024-11-20) is OpenAI's proprietary multimodal with a 128K-token context window.

On independent testing it scores 14.5 on the Artificial Analysis Intelligence Index, running at roughly 102 tokens per second with about 0.89s to first token.

At $10.00 per 1M output tokens, it is premium-priced for its class.

It is available through OpenAI's API and aggregators like OpenRouter.

Best suited to strong integration of visual and textual inputs and reliable performance on diverse reasoning tasks.

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Frequently asked questions

The model supports a context length of 128,000 tokens.

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