GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...
With CoreAI, you can start chatting with OpenAI: GPT-5.2 Chat instantly — no separate subscription needed. CoreAI lets you chat with OpenAI: GPT-5.2 Chat alongside 300+ other AI models from OpenAI and other providers like OpenAI, Anthropic, Google, Meta, and more.
OpenAI: GPT-5.2 Chat holds the #344 spot for context size out of 413 chat models in the CoreAI catalog — 128K tokens, roughly 96,000 words or 192 pages of text in a single conversation. On price, it is the #1 cheapest of 62 premium-tier models by input cost. It joined the catalog on 2025-12-10. It accepts image input alongside text.
Every model in this table is available on CoreAI — open the web app and run the same prompt through OpenAI: GPT-5.2 Chat and OpenAI: GPT-5.3-Codex side by side to judge with your own eyes.
A typical question (about 1,000 tokens in, 500 out) runs $0.00875 on OpenAI: GPT-5.2 Chat's raw per-token rates; a heavy session with a 50K-token document costs about $0.158. On CoreAI you don't juggle these numbers — one subscription covers OpenAI: GPT-5.2 Chat and 300+ other models under a plan usage limit, with no API keys. See plans.
OpenAI: GPT-5.2 Chat handles 128K tokens of context — roughly 96,000 words, or about 192 pages of text in one conversation.
OpenAI: GPT-5.2 Chat's underlying rates are $1.75 per 1M input tokens and $14 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.
Yes — OpenAI: GPT-5.2 Chat accepts image input, so you can attach screenshots, photos or diagrams and ask questions about them.
No — OpenAI: GPT-5.2 Chat answers directly without an extended reasoning phase, which usually means faster responses.
Open the CoreAI web app or the iOS/Android app, pick OpenAI: GPT-5.2 Chat in the model selector, and chat — no API key, no per-token billing. One subscription covers OpenAI: GPT-5.2 Chat and 300+ other models.
The closest alternatives on CoreAI are OpenAI: GPT-5.3-Codex, Perplexity: Sonar Pro, IBM: Granite 4.0 Micro — similar tier and capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.
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