GPT-5.2 is an OpenAI GPT-5 model for reasoning, coding, long documents, and professional AI workflows.

Pricing: 87.5 credits (≈ $0.44) per M input tokens and 700 credits (≈ $3.50) per M output tokens, a solid 75 % cheaper than OpenAI’s standard rates. High-tier top-ups (+10% bonus) bring effective pricing down to ~$0.396 per M input tokens and ~$3.15 per M output tokens.
gpt-5-2

Automatically append previous messages to maintain multi-turn context. May increase token usage.

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Reasoning effort

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Complete guide to using gpt-5-2

Affordable OpenAI GPT-5.2 API on Kie AI

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Multi-Step Logic and Math Reasoning with GPT-5.2 API
Long Text and Cross-Document Understanding in ChatGPT 5.2 API
Visual and Multimodal Reasoning with OpenAI GPT-5.2
Programming and GPT 5.2 Coding Power on Kie AI
Work Tasks: Real-World Productivity with GPT-5.2 API
Coding: Software Engineering Performance with GPT-5.2 API
Long-Context Reasoning: Large Documents with GPT-5.2 API`
GPT-5.2 API vs Gemini 3 API
GPT-5.2 API vs Claude Opus 4.5
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GPT-5.2 API gives developers access to an OpenAI GPT-5 family model, designed for complex reasoning, long-context understanding, coding, and professional workflows. It improves structured logic and tool use over earlier models, supports multiple variants (Instant, Thinking, Pro), and delivers richer outputs for real-world applications.

To get your GPT-5.2 API key on Kie AI, create an account and log in to your dashboard. Go to the API Key section to generate a new key, then use it to access ChatGPT 5.2 models in your applications.

ChatGPT uses friendly names like ChatGPT-5.2 Instant, Thinking, and Pro, while the API uses technical IDs: gpt-5.2-chat-latest, gpt-5.2, and gpt-5.2-pro. On Kie AI, these refer to the same GPT-5.2 API models and can be used with one API key.

GPT-5.2 comes in three variants tailored to different needs. GPT-5.2 Instant (gpt-5.2-chat-latest) is optimized for speed and low latency, making it better for quick conversational tasks and high-throughput requests. GPT-5.2 Thinking (gpt-5.2) focuses on deeper reasoning, structured tasks, coding, and long-context analysis, with more thoughtful outputs.

Yes. Kie AI provides free credits so you can test GPT-5.2 API free in the online playground before any integration. You can run GPT 5.2 coding free and explore ChatGPT 5.2 API before moving to a paid plan.

Yes. GPT-5.2 API improves on GPT-5.1 with stronger reasoning, better long-context understanding, and higher accuracy. It also performs better on coding, math, and professional knowledge tasks.

Yes. GPT-5.2 API supports multimodal reasoning, allowing ChatGPT 5.2 API to process text and images together for tasks like chart analysis, UI understanding, and visual Q&A.

GPT-5.2 API excels in deep reasoning, long-context understanding, and structured workflows, making it strong for research and professional tasks. Gemini 3 focuses on multimodal input and speed, while Claude Opus 4.5 edges ahead in real-world coding accuracy. Each model has strengths, so choose based on your priorities.