Best GPT-5 Prompts - Free Examples & Ideas (2026)

OpenAI's flagship chat model, the mainline successor to GPT-4.

More about GPT-5

OpenAI’s mainline reasoning model and the successor to GPT-4. Still real, still strong — now one tier below GPT-5.5.

Maker

OpenAI

Released

2025

Input price

$1.25 / 1M

Output price

$10 / 1M

What is GPT-5?

GPT-5 is the model most people mean when they say “GPT-5”: OpenAI’s general-purpose reasoning flagship that replaced the GPT-4 line. It runs with adjustable reasoning effort and remains a heavyweight on open-ended, multi-step tasks. As of mid-2026 it sits just behind GPT-5.5 as OpenAI’s mainline model, and it’s one of the five models in our Dream Home showdown — where it produced a complete, original voxel build from a single prompt.

Strengths

  • Strong on long, open-ended reasoning tasks — held its own against newer flagships in our showdowns.
  • Adjustable reasoning effort lets you trade latency for depth.
  • Cheaper per token than the newer GPT-5.5 while staying close in quality.

Trade-offs

  • Superseded as OpenAI’s mainline model by GPT-5.5.
  • High-effort reasoning runs are slow — we saw ~4–5 minutes on heavy generative tasks.
  • Reasoning tokens bill as output tokens, so a “short” answer can cost more than it looks.

What GPT-5 actually produces

Real, unedited outputs from GPT-5 in our model showdowns — same brief, same constraints as every other model, one shot each.

I want to work where stone, water, and sky meet: a quiet, light-filled studio cantilevered over a cold cove with a glass roof and a little tree to keep me company. It’s a place for writing, tinkering, and slipping down a ladder for a swim at sunset.
GPT-5, in its own words
290s to generate23,056 output tokens

See GPT-5 compared head-to-head

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