OpenAI
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Listed Not listed
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Multimodal Foundation
GPT-5.3 Chat
Arena #77 • score 1450 ±4
Proprietary model from OpenAI. Arena text score 1450 (#77 of 414 entries). $1.75 input / $14.00 output per 1M tokens. 128K tokens context.
Parameters
Not disclosed
Context Window
128K tokens
Input / 1M tokens
$1.75
Output / 1M tokens
$14.00
Benchmark Results
- Arena Text Elo: 1450 (#77 of 414 on arena.ai · ±4 · 34,367 votes · variant: gpt-5.3-chat-latest)