[OpenAI · openai.com](<https://openai.com/index/gpt-5-3-instant/>)

# GPT-5.3 Instant: Smoother, more useful everyday conversations

Today, we’re releasing an update to ChatGPT’s most-used model that makes everyday conversations more consistently helpful and fluid. GPT‑5.3 Instant delivers more accurate answers, richer and better-contextualized results when searching the web, and reduces unnecessary dead ends, caveats, and overly declarative phrasing that can interrupt the flow of conversation.

1. [New Releases · OpenAI](<https://curation.space/openai/new-releases>)