gpt-4o-2024-05-13
GPT-4o (2024-05-13) is the original GPT-4o snapshot, taking text and image input with text output. A pinned version helps keep behavior stable in existing integrations.
Pricing: Input 1200 credits / 1M tokens (≈ $6.00), Output 3600 credits / 1M tokens (≈ $18.00).
Prices updated
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GPT-4o (2024-05-13) API on ModelFold
GPT-4o (2024-05-13) is the original GPT-4o snapshot, taking text and image input with text output. A pinned version helps keep behavior stable in existing integrations. Try GPT-4o (2024-05-13) in the ModelFold Playground, then call it from your own code through an OpenAI-compatible chat completions API.
What Is the GPT-4o (2024-05-13) API
GPT-4o (2024-05-13) at a glance
GPT-4o (2024-05-13) 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 (2024-05-13) 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 (2024-05-13)
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 (2024-05-13) 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 (2024-05-13) 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 (2024-05-13) 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 (2024-05-13) responds before writing any code.
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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-2024-05-13" 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 (2024-05-13)
Screenshot and image understanding
Read screenshots, charts, diagrams and photos alongside text — for UI review, visual QA or turning images into structured data.
Writing and content
Draft, edit and translate articles, emails, product copy and documentation in a consistent tone.
Multilingual products
Serve users in many languages with translation, localized support replies and cross-language search.
Enterprise workflows
Automate internal processes such as reporting, knowledge-base Q&A, ticket handling and document review.
Frequently Asked Questions
What is GPT-4o (2024-05-13)?⌄
GPT-4o (2024-05-13) is the original GPT-4o snapshot, taking text and image input with text output. A pinned version helps keep behavior stable in existing integrations.
Which inputs does GPT-4o (2024-05-13) support?⌄
GPT-4o (2024-05-13) 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 (2024-05-13)?⌄
Up to 128K tokens, shared between your input and the model’s output.
Does GPT-4o (2024-05-13) support function calling?⌄
Yes. GPT-4o (2024-05-13) supports tools / function calling through the standard tools parameter of the chat completions API.
How is GPT-4o (2024-05-13) 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 (2024-05-13) through the API?⌄
Send a POST request to https://modelfold.ai/v1/chat/completions with "model": "gpt-4o-2024-05-13", using your ModelFold API key as the Bearer token.
| Input | 1200 credits 1M tokens≈ $6.00 |
| Output | 3600 credits 1M tokens≈ $18.00 |
Billed per token: input and output are priced separately, and thinking tokens count as output. The Playground charges exactly the same way.
Read API docs →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-2024-05-13","messages":[{"role":"user","content":"Hello"}]}'