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...
Performance Tier
Balanced
GPT-5 is a balanced model from GPT : strong performance at a reasonable price.
Strong cost-performance ratio. Reliable for most professional use cases without premium pricing.
Pricing
This model is included in Elosia plans
Type
per 1M tokens
Input (prompt)
$1.25
Output (completion)
$10.00
Cache read
$0.125
Capabilities
Context Length400K
Max Output Tokens128K
TokenizerGPT
Inputtext, image, file
Outputtext
Release DateAugust 7, 2025
Benchmarks
General Intelligence
MMLU
89%
GPQA Diamond
78.8%
Mathematics
MATH-500
86.5%
AIME 2025
94.6%
Programming
HumanEval
91%
SWE-bench Verified
65.4%
Reasoning
Humanity's Last Exam
24.8%
Recommended Use Cases
CodingAnalysisGeneral ChatCreative Writing
Strengths
Strong general-purpose reasoning capabilities
Native multimodal understanding (text + image)
Well-established model with extensive ecosystem support
Good long-context handling for document analysis
Limitations
Outperformed by GPT-5.1/5.2 on most benchmarks
Higher cost than mini/nano variants for simple tasks