Capabilities
7-day heat trend
+9.0%Pricing breakdown
Typical 3:1 output-to-input mix, per 1M tokens
Estimated monthly cost by workload
Market position
- Cheaper than 12% of tracked models
- Faster than 51% of tracked models
- Efficiency rank: #116 of 120
Best suited for
Mixed text, image, audio and document workloads that benefit from one model across modalities.
About GPT-5.3 Chat
GPT-5.3 Chat is a Multimodal model from OpenAI (US). HotON.ai tracks it at $1.75 per 1M input tokens and $14.00 per 1M output tokens, with a 128K-token context window, ~152 tokens/sec throughput and 100.0% availability. Its composite efficiency score is 83/100 at an estimated $0.011 per successful task.
Compare GPT-5.3 Chat
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Frequently asked questions
How much does GPT-5.3 Chat cost per 1M tokens?+
GPT-5.3 Chat is tracked at $1.75 per 1M input tokens and $14.00 per 1M output tokens. A typical 3:1 output-to-input workload blends to roughly $10.94 per 1M tokens. Figures are illustrative demo data.
What is GPT-5.3 Chat best for?+
Mixed text, image, audio and document workloads that benefit from one model across modalities.
How fast is GPT-5.3 Chat?+
GPT-5.3 Chat delivers about 152 tokens/sec with 100.0% tracked availability, suitable for latency-sensitive, real-time applications.
Is GPT-5.3 Chat cheaper than other AI models?+
Within the HotON.ai tracked set, GPT-5.3 Chat is cheaper than 12% of models on input price and ranks #116 of 120 by overall efficiency.
Related models
Pricing and availability are real (via OpenRouter, updated daily — availability is the best-serving provider's 24h uptime). Efficiency is a HotON composite of real price and context. Speed is a modeled estimate.