Private AI
Coding-focused GPT-5.3 variant with optimized routing.
Added Feb 24, 2026
Context Window
400.0K
Max Output
128.0K
Avg output tokens (7d)
1.2K tokens
Input Price (Auto)
$1.75/1M
Output Price (Auto)
$14.00/1M
Cache Read (Auto)
$0.18/1M
Capabilities
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
44.3
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GPQA Diamond
Graduate-level scientific reasoning
91.5%
Better than 96% of models compared
HLE
Humanity's Last Exam
39.9%
Better than 96% of models compared
IFBench
Instruction-following benchmark
75.4%
Better than 92% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
86.0%
Better than 78% of models compared
AA-LCR
Long context reasoning evaluation
74.0%
Better than 98% of models compared
CritPt
Research-level physics reasoning
16.9%
SciCode
Python programming for scientific computing
53.2%
Better than 95% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
53.0%
AA-Omniscience Accuracy
Proportion of correctly answered questions
51.8%
AA-Omniscience Hallucination Rate
Rate of incorrect answers among non-correct responses
86.9%
Last updated Aug 4, 2026
Artificial AnalysisBetter than 96% of models compared
