About
GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...
Related Models
Pricing
Input
$1.25
per 1M tokens
Output
$10.00
per 1M tokens
Blended
$3.44
per 1M tokens
Cheaper than 18% of models. Median price is $0.54/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$3.44
Monthly
$103.13
vs. Similar Models
OpenAI: GPT-5 CodexQ:0.0
$3.440%
Grok 4.3 (medium)Q:-0.1
$1.56-55%
Anthropic: Claude Sonnet 4.6Q:-0.2
$6.00+75%
MiMo-V2-Omni-0327Q:+0.3
$0.80-77%
Performance
99
tokens/sec
Faster than 53% of models
83.43
seconds
Faster than 1% of models
83.43
seconds
Faster than 2% of models
Market Median
94 tok/s
5% faster
Median TTFT
1.11s
7396% slower
Throughput/Dollar
29
tok/s per $/1M
Speed Comparison
OpenAI: GPT-5.3-Codex
100 tok/s+1%
Grok 4 Fast (Non-reasoning)
98 tok/s-1%
Olmo 3.1 32B Think
98 tok/s-1%
Context Window
400K
tokens
Larger than 76% of models
Max Output
128K
tokens
32% of context
Benchmarks
MMLU-Pro
87.1%
GPQA Diamond
85.4%
HLE
26.5%
LiveCodeBench
84.6%
SciCode
42.9%
TerminalBench Hard
32.6%
MATH-500
99.4%
AIME
95.7%
AIME 2025
94.3%
IFBench
73.1%
Long Context Recall
75.6%
Tau2
84.8%
Market AverageTop Score