Loading...
Loading...
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning to allocate computation dynamically, responding quickly to simple queries while spending more depth on complex tasks. The model produces clearer, more grounded explanations with reduced jargon, making it easier to follow even on technical or multi-step problems. Built for broad task coverage, GPT-5.1 delivers consistent gains across math, coding, and structured analysis workloads, with more coherent long-form answers and improved tool-use reliability. It also features refined conversational alignment, enabling warmer, more intuitive responses without compromising precision. GPT-5.1 serves as the primary full-capability successor to GPT-5
Quality Index
47.7
15th of 442
Top 3%
Coding Index
44.7
13th of 352
Top 4%
Math Index
94.0
13th of 268
Top 5%
Price/1M
$3.44
576th cheapest
1009% above median
Top 87%
Speed
126 tok/s
Top 21%
TTFT
14.08s
Context Window
400K
41st largest
Top 16%
Input
$1.25
per 1M tokens
Output
$10.00
per 1M tokens
Blended
$3.44
per 1M tokens
Cheaper than 13% of models. Median price is $0.31/1M tokens.
Daily
$3.44
Monthly
$103.14
126
tokens/sec
Faster than 79% of models
14.08
seconds
Faster than 5% of models
14.08
seconds
Faster than 19% of models
Market Median
46 tok/s
176% faster
Median TTFT
0.42s
3269% slower
Throughput/Dollar
37
tok/s per $/1M
Speed Comparison
Context Window
400K
tokens
Larger than 84% of models
Max Output
128K
tokens
32% of context