OpenAI's GPT-5, released in August 2025, represents a significant leap in AI capabilities, designed for complex tasks that demand precise reasoning and instruction adherence. With a massive context length of 400,000 tokens, GPT-5 can handle extensive text and image inputs, producing accurate text outputs. It excels in understanding user intent, reducing errors like hallucinations and sycophancy, and improving performance in coding, writing, and health-related tasks. This model is particularly suited for high-stakes applications where accuracy and detail are crucial, offering features like test-time routing and advanced prompt comprehension.
Use Cases
Here are a few ways teams apply OpenAI: GPT-5 in practice—from fast drafting to multimodal understanding. Adapt these ideas to your workflow.
Enhance coding accuracy and efficiency
Improve writing quality and coherence
Support detailed health-related analyses
Facilitate complex problem-solving
Enable precise instruction following
Key Features
A quick look at the capabilities that make this model useful in real projects.
Advanced reasoning capabilities
400,000 token context length
Text and image input processing
Reduces hallucinations and sycophancy
Improved coding and writing performance
Handles complex, high-stakes tasks
Specs
Overview
Vendor
openai
Model ID
openai/gpt-5
Release
2025-08-07
Modalities & context
Input
text · image · file
Output
text
Context
400,000 tokens
Parameters & defaults
Supported parameters: include_reasoning, max_tokens, reasoning, response_format, seed, structured_outputs, tool_choice, tools
Defaults: temperature 0.2, top_p 0.95
Benchmark tests: OpenAI: GPT-5
We ran this model against a few representative prompts to show its range. Review the outputs below and be the judge.
Text
Prompt:
Write 150 words on how AI might positively upend work, leisure and creativity
AI could recast work as a more humane endeavor. By automating drudgery—data entry, scheduling, routine compliance—it frees people to focus on judgment, empathy and complex problem‑solving. Teams gain decision support that reduces bias, surfaces weak signals and accelerates learning, letting small organizations punch above their weight. Productivity gains can shorten workweeks, if paired with enlightened policy and management.
Leisure becomes richer and more accessible. Personalized coaching can guide fitness, language learning and travel, while adaptive companions curate culture, connect communities and lower barriers for people with disabilities. Time reclaimed from repetitive labor can be reinvested in relationships, rest and play.
Creativity expands as AI collaborates rather than competes. Generative tools act like instruments or coauthors, helping novices explore styles and experts iterate faster. New media forms—interactive narratives, living artworks, bespoke education—emerge from human‑AI dialogue. The result could be a society that works less, learns more and creates abundantly for all.
Run this prompt on Upend.AI