GPT-5.3 Chat by OpenRouter | AI model information

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Model details

GPT-5.3 Chat

OpenRouteropenai/gpt-5.3-chatgpt

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Quick Info

Provider: OpenRouter
Model key: openai/gpt-5.3-chat
Release date: Mar 3, 2026
Last updated: Mar 3, 2026

Cost

Input token cost: $1.75
Output token cost: $14.00

Limits

Output tokens: 16,384 tokens
Context window

Latest news about GPT-5.3 Chat

Videos about GPT-5.3 Chat

Recent tweets and retweets from OpenRouter

May 19, 2026, 10:55 PMUTC

05.19.2026 GMI Cloud hits ~90B tokens of DeepSeek V4 in one day on @OpenRouter , ~290B in one week. Thank you to everyone who built with us 🙌

May 19, 2026, 6:34 PMUTC

Read more about the model: nitter.net/GoogleDeepMind/status/…

May 19, 2026, 6:34 PMUTC

Try it now: openrouter.ai/google/gemini-…

May 19, 2026, 6:34 PMUTC

Gemini 3.5 Flash from @GoogleDeepMind is live on OpenRouter! Beats Gemini 3.1 Pro on coding, agentic work, and tool use at Flash-tier price and speed. 1M context, 65K max output, multimodal. $1.50/M input, $9/M output.

May 19, 2026, 3:33 PMUTC

Parallel Search is now in @OpenRouter. Use Parallel for configurable context size, domain filtering, and clean, structured results that deliver the best accuracy and token efficiency.