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OpenAI API

OpenAI API Models — Pricing & Benchmarks

48 models available · OpenAI

OpenAI API hosts 48 AI models in this catalog. The lowest listed input price is GPT-5 Nano at $0.05/1M input tokens. LLM Reference lets you compare these models across all 63 providers without switching tabs.

ModelInput (per 1M)Output (per 1M)Context
GPT-5 Nano$0.05$0.40400K
GPT-4.1 Nano$0.10$0.401M
GPT-4o Mini (07-18)$0.15$0.6128K
GPT-4o-mini$0.15$0.60128K
GPT-5.4 Nano$0.20$1.25400K
GPT-5 Mini$0.25$2.00400K
GPT-4.1 Mini$0.40$1.601M
GPT-3.5 Turbo$0.5$1.516K
GPT Audio Mini$0.60$2.40128K
gpt-realtime-mini$0.60$2.4032K
GPT-5.4 Mini$0.75$4.50400K
o4-mini$1.10$4.40
GPT-5$1.25$10.00400K
GPT-3.5 Turbo (Instruct)$1.5$24K
GPT-5.3-Codex$1.75$14.00400K
GPT-4.1$2.00$8.001M
o3$2.00$8.00200K
GPT Audio$2.50$10.00128K
GPT-4o$2.50$10.00128K
GPT-4o (05-13)$2.50$10.00128K
GPT-4o (08-06)$2.5$10128K
GPT-4o (2024-11-20)$2.50$10.00128K
GPT-5.4$2.50$15.001.1M
gpt-realtime$4.00$16.0032K
gpt-realtime-1.5$4.00$16.0032K
chatgpt-image-latest$5.00$10.00
GPT-5.5$5.00$30.001.1M
GPT-5.5 Instant$5.00$30.00400K
GPT Image 1.5$8.00$32.00
GPT Image 2$8.00$30.00
GPT-4 Turbo$10$30128K
GPT-4 Turbo Preview$10$30128K
o1 (12-17)$15.00$60.00128K
o3-pro$20.00$80.00
GPT-4$30$608K
GPT-5.4 Pro$30.00$180.001.1M
GPT-5.5 Pro$30.00$180.001.1M
GPT Realtime 2$32$64131K
GPT Image 1
GPT Image 1 Mini
GPT Realtime Translate
GPT Realtime Whisper
GPT-4.58K
GPT-4o mini Realtime Preview (12-17)128K
GPT-4o Realtime Preview (10-01)128K
GPT-4o Realtime Preview (12-17)128K
GPT-5.3-Codex-Spark131K
o3 Mini200K

Pricing Overview

Cheapest$0.05/1M
Most expensive$32.00/1M

About OpenAI API

OpenAI's AI platform offers a comprehensive suite of advanced technologies designed to revolutionize various applications across industries. At its core, the platform features powerful natural language processing capabilities for generating human-like text, image generation through models like DALL-E, and automatic speech recognition with Whisper. These functionalities are complemented by robust predictive analytics tools that enable businesses to forecast user behavior and automate customer interactions through sophisticated chatbots. The platform's APIs facilitate seamless integration, allowing users to develop custom solutions that leverage machine learning for analyzing large datasets, automating repetitive tasks, and enhancing decision-making processes. One of the platform's key strengths lies in its flexibility and customization options. Users can fine-tune models to better align with their specific needs, ensuring that AI outputs are tailored to individual organizational requirements. This adaptability, combined with the platform's advanced security features such as data encryption and multi-factor authentication, makes it a powerful tool for businesses looking to innovate rapidly and maintain a competitive edge. By automating knowledge-based tasks and providing personalized recommendations and insights, the platform significantly enhances operational efficiency and customer experience, enabling organizations to scale operations effectively and foster customer loyalty .

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