gpt-4o-2024-11-20
The 2024-11-20 snapshot of GPT-4o improves creative writing, with more natural, engaging and tailored responses, and is better at working with uploaded files.
料金： 入力：100 万トークンあたり 600 クレジット（約 $3.00）、出力：100 万トークンあたり 2400 クレジット（約 $12.00）。
料金更新日
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このデモページにはクライアントの完全な記憶機能はありません。すべての機能をご利用いただくには、クライアントまたは CLI から接続してください。
OpenAI のほかの AI モデル
GPT-4o (2024-11-20) API on ModelFold
The 2024-11-20 snapshot of GPT-4o improves creative writing, with more natural, engaging and tailored responses, and is better at working with uploaded files. Try GPT-4o (2024-11-20) in the ModelFold Playground, then call it from your own code through an OpenAI-compatible chat completions API.
What Is the GPT-4o (2024-11-20) API
GPT-4o (2024-11-20) at a glance
GPT-4o (2024-11-20) is a chat model from OpenAI. It accepts text, images and files (such as PDF) as input and returns text, with a context window of up to 128K tokens.
Use it without hosting anything
On ModelFold you call GPT-4o (2024-11-20) with a single API key — no model weights to download and no inference servers to run. The same key also works for the other chat, image, video and audio models on ModelFold.
Core Capabilities of GPT-4o (2024-11-20)
Up to 128K tokens of context
Keep long conversations, large documents and sizeable code in a single request, so the model can reason over the full material instead of fragments.
Understands images and files (such as PDF)
Besides text, GPT-4o (2024-11-20) accepts images and files (such as PDF) as input, so a single request can combine instructions with visual or other media.
Function calling
GPT-4o (2024-11-20) supports tool (function) calling: describe your functions in the request and the model returns structured calls your code can run — the basis for agents and integrations.
Structured outputs
Ask for JSON that follows a schema (response_format), which makes extraction, classification and system integrations more reliable.
How to Use GPT-4o (2024-11-20) on ModelFold
- 1
Step 1: Try it in the Playground
Open the Playground at the top of this page, type a prompt and see how GPT-4o (2024-11-20) responds before writing any code.
- 2
Step 2: Create an API key
Sign in to ModelFold and create an API key in the console. Keep it secret and send it as a Bearer token.
- 3
Step 3: Send a request
Call POST https://modelfold.ai/v1/chat/completions with "model": "gpt-4o-2024-11-20" and your messages. Existing OpenAI-compatible SDKs work by changing the base URL and key.
- ✓
Step 4: Ship and monitor
Integrate the response into your product and check token usage and spend for every call in the console logs.
What You Can Build with GPT-4o (2024-11-20)
Writing and content
Draft, edit and translate articles, emails, product copy and documentation in a consistent tone.
Screenshot and image understanding
Read screenshots, charts, diagrams and photos alongside text — for UI review, visual QA or turning images into structured data.
Long-document workflows
Feed in long reports, contracts, manuals or codebases and ask for summaries, comparisons and answers grounded in the material.
Multilingual products
Serve users in many languages with translation, localized support replies and cross-language search.
Frequently Asked Questions
What is GPT-4o (2024-11-20)?⌄
The 2024-11-20 snapshot of GPT-4o improves creative writing, with more natural, engaging and tailored responses, and is better at working with uploaded files.
Which inputs does GPT-4o (2024-11-20) support?⌄
GPT-4o (2024-11-20) accepts text, images and files (such as PDF) and returns text. Through ModelFold you can send text and images (OpenAI-style image_url content); in the Playground you can also attach documents, which are converted to text.
How long is the context window of GPT-4o (2024-11-20)?⌄
Up to 128K tokens, shared between your input and the model’s output.
Does GPT-4o (2024-11-20) support function calling?⌄
Yes. GPT-4o (2024-11-20) supports tools / function calling through the standard tools parameter of the chat completions API.
How is GPT-4o (2024-11-20) billed on ModelFold?⌄
Pay as you go by tokens: input and output tokens are charged at the per-million-token prices shown on this page. There is no monthly fee, and failed requests are not charged.
How do I call GPT-4o (2024-11-20) through the API?⌄
Send a POST request to https://modelfold.ai/v1/chat/completions with "model": "gpt-4o-2024-11-20", using your ModelFold API key as the Bearer token.
| 入力 | 600 クレジット 1M tokens≈ $3.00 |
| 出力 | 2400 クレジット 1M tokens≈ $12.00 |
トークン単位で課金し、入力と出力は別料金です。思考トークンは出力に含まれます。Playground でも同じ計算を使います。
API ドキュメントを見る →AI Agents · Claude Code / Cursor / Trae →curl https://modelfold.ai/v1/chat/completions \
-H "Authorization: Bearer $MODELFOLD_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"gpt-4o-2024-11-20","messages":[{"role":"user","content":"Hello"}]}'