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OpenAI
openai.com › api › pricing
API Pricing
No, OpenAI APIs are billed separately from ChatGPT Plus, Business, Enterprise and Edu. ChatGPT subscription pricing can be found at ... Images are converted into tokens and charged per token. Text models price image tokens at standard text token rates, while GPT Image and gpt-realtime uses a separate image token rate.
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ThemeIsle
themeisle.com › blog › calculate real chatgpt api cost for gpt-5, o3-mini, and others (data for 2025)
Calculate Real ChatGPT API Cost for GPT-5, o3-mini, and Others (Data for 2025)
August 22, 2025 - These 16k variants – like 4o – (supporting about 16,384 output tokens) still work great for basic dialog applications, and will be more than enough to deliver sufficient depth to whatever you might want to ask.
Discussions

How chatgpt 4o's image generation pricing is calculated
So I’ve been thinking to get api key for a product which I’m building. But I wanna know the mechanism how it works. Please bear with me I’m a newbie developer and want to try out things. :slight_smile: More on community.openai.com
🌐 community.openai.com
0
March 29, 2025
GPT-4.5 has an API price of $75/1M input and $150/1M output. ChatGPT Plus users are going to get 5 queries per month with this level of pricing.
This is the the kind of pricing you'd offer for something you didn't really want people using. More on reddit.com
🌐 r/OpenAI
294
928
February 27, 2025
Inquiry About Image Analysis Pricing in Azure OpenAI API (ChatGPT-4o)
I would like to inquire about the cost of uploading and analyzing an image using ChatGPT-4o with the Azure OpenAI API. Could you please provide details on the pricing structure for this feature? Additionally, if there are any specific limitations or… More on learn.microsoft.com
🌐 learn.microsoft.com
2
0
February 20, 2025
OpenAI's pricing insanity: GPT-4.5 costs 15x more than 4o while DeepSeek & Google race ahead
Sounds like you wrote that with DeepSeek More on reddit.com
🌐 r/ChatGPT
46
70
March 21, 2025
People also ask

What are input and output tokens?
Input tokens are the text you provide to the model, while output tokens are the text the model generates in response.
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dida.do
dida.do › home › openai’s api pricing: cost breakdown for gpt-3.5, gpt-4 and gpt-4o
OpenAI’s API Pricing: Cost Breakdown for GPT-3.5, GPT-4 and GPT-4o ...
What are the input and output token prices for GPT-3.5, GPT-4, and GPT-4o?
For input tokens, the pricing per 1 million tokens is: GPT-3.5: 0.47 EUR, GPT-4: 27.9 EUR, GPT-4o: 4.65 EUR. For output tokens: GPT-3.5: 1.40 EUR, GPT-4: 55.80 EUR, GPT-4o: 13.95 EUR.
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dida.do
dida.do › home › openai’s api pricing: cost breakdown for gpt-3.5, gpt-4 and gpt-4o
OpenAI’s API Pricing: Cost Breakdown for GPT-3.5, GPT-4 and GPT-4o ...
How does the context window of GPT-4 compare to GPT-3.5?
GPT-4 supports sequences up to 4096 tokens in length, significantly expanding its span compared to earlier models like GPT-3.5, which can handle sequences up to 2048 tokens.
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dida.do
dida.do › home › openai’s api pricing: cost breakdown for gpt-3.5, gpt-4 and gpt-4o
OpenAI’s API Pricing: Cost Breakdown for GPT-3.5, GPT-4 and GPT-4o ...
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OpenAI
platform.openai.com › docs › pricing
Pricing | OpenAI API
October 7, 2025 - [1] For gpt-4o-mini and gpt-4.1-mini with the web search non-preview tool, search content tokens are charged as a fixed block of 8,000 input tokens per call. Build, deploy, and optimize production-grade agents with Agent Builder, ChatKit, and Evals.
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Microsoft Azure
azure.microsoft.com › en-us › pricing › details › cognitive-services › openai-service
Azure OpenAI Service - Pricing | Microsoft Azure
If your assistant calls Code Interpreter simultaneously in two different threads, this would create two Code Interpreter sessions (2 * $-). Each session is active by default for one hour, which means that the price is for up to one hour of giving instructions to Code Interpreter in the same thread. Featured in the Realtime API, the GPT-4o-Realtime-Preview supports multilingual speech-to-speech capabilities.
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GPT for Work
gptforwork.com › tools › openai-chatgpt-api-pricing-calculator
OpenAI API Pricing Calculator | GPT for Work
Estimate the cost of using various AI APIs such as OpenAI, Anthropic, Deepseek, Gemini, Mistral with this pricing calculator.
Published   October 15, 2025
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OpenAI Developer Community
community.openai.com › api
How chatgpt 4o's image generation pricing is calculated - API - OpenAI Developer Community
March 29, 2025 - So I’ve been thinking to get api key for a product which I’m building. But I wanna know the mechanism how it works. Please bear with me I’m a newbie developer and want to try out things. 🙂
Find elsewhere
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dida
dida.do › home › openai’s api pricing: cost breakdown for gpt-3.5, gpt-4 and gpt-4o
OpenAI’s API Pricing: Cost Breakdown for GPT-3.5, GPT-4 and GPT-4o | dida Insights
Discover a comprehensive price comparison between GPT-4, GPT-4o, and GPT-3.5. Learn about API pricing, token costs and an example calculation.
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Apidog
apidog.com › blog › gpt-4o-api
GPT-4o API: Complete Guideline of Pricing, Usage, and More
August 1, 2025 - Compared to the previous ChatGPT ... 2x faster response speed: Token generation speed is doubled compared to GPT-4 Turbo. 50% cheaper price: 50% cheaper than GPT-4 Turbo for both input and output tokens....
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OpenAI
openai.com › chatgpt › pricing
ChatGPT Pricing | OpenAI
Paid plans (Plus, Business, and Enterprise) are priced per user per month. We offer monthly plans for Plus and Business and annual plans for Business and Enterprise. The free version of ChatGPT is available to everyone. Upgrading to Plus, Business, or Enterprise offers a more powerful experience through additional features and access to GPT‑4. Yes, ChatGPT Edu is an affordable plan built for universities to deploy AI more broadly across their campus communities. Powered by GPT‑4o...
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OpenAI
platform.openai.com › docs › models › gpt-4o
GPT-4o Model | OpenAI API
Assistants API · Resources · Terms and policies · Changelog · Your data · Permissions · Rate limits · Deprecations · MCP for deep research · Developer mode · ChatGPT Actions · Models · GPT-4o · Default · Fast, intelligent, flexible GPT model · Fast, intelligent, flexible GPT model · CompareTry in Playground · Intelligence · High · Speed · Medium · Price ·
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Creole Studios
creolestudios.com › home › gpt-5 vs gpt-4o api pricing: the complete cost breakdown
GPT-5 vs GPT-4o API Pricing: 2025 Cost Guide
September 23, 2025 - GPT-5 API is up to 55–90% cheaper than GPT-4o across common use cases, thanks to lower per-token pricing and a 90% caching discount. GPT-5 supports 272K input tokens — over 2x the context capacity of GPT-4o — enabling full document, codebase, and conversation processing in one go. Performance beats price: GPT-5 outperforms GPT-4o in coding (75% vs 31%), math, multimodal reasoning, and factual accuracy.
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ChatGPT
chatgpt.com › pricing
ChatGPT Plans | Free, Plus, Pro, Business and Enterprise
2 weeks ago - The free version of ChatGPT is available to everyone. Paid plans (Plus, Business, and Enterprise) are priced per user per month.
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OpenAI
platform.openai.com › pricing
API Pricing
Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform.
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Cursor IDE
cursor-ide.com › blog › chatgpt-api-prices
ChatGPT API Prices in July 2025: Complete Cost Analysis & Optimization Guide - Cursor IDE 博客
July 30, 2025 - Compare GPT-4o, GPT-4 Turbo costs, discover 50% savings strategies, and calculate real expenses with our detailed breakdown. ... 🚀 July 2025 Price Update: GPT-4o now costs just $3 per million input tokens and $10 per million output tokens—an 83% price drop in 16 months, revolutionizing ...
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AIMLAPI
aimlapi.com › openai-gpt-4o-api
OpenAI GPT-4o API
GPT-4o offers significantly faster performance and is 50% more cost-effective than GPT-4 Turbo in the API ... GPT-4o is a unified model trained end-to-end on text, vision, and audio, marking OpenAI's initial foray into exploring multimodal AI ...
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Analytics Vidhya
analyticsvidhya.com › home › how to calculate openai api price for gpt-4, gpt-4o and gpt-3.5 turbo?
How to Calculate OpenAI API Price for GPT-4, GPT-4o and GPT-3.5 Turbo?
December 7, 2024 - Explore OpenAI API Price for GPT-4o, GPT-4o Mini, and GPT-3.5 Turbo. Learn how to track usage, reduce costs with Batch API, and more.