GPT-5 Pro

OpenAI chatreasoningtool_usevision Long

API ID: openai/gpt-5-pro-2025-10-06

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Input Price
$15.00
/1M tokens
Output Price
$120.00
/1M tokens

About GPT-5 Pro

GPT-5 Pro 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 in high-stakes use cases. It supports test-time routing features and advanced prompt understanding, including user-specified intent like "think hard about this." Improvements include reductions in hallucination, sycophancy, and better performance in coding, writing, and health-related tasks.

💰
Price Ranking
#1234 lowest price among 1240 Chat models

Model Specifications

Context Length
400k
Max Output
128k
Release Date
2025-10-06
Capabilities
chat reasoning tool_use vision
Input Modalities
imagetextfile
Output Modalities
text

Best For

  • Complex reasoning, math problems, multi-step logic
  • Image analysis, document understanding, visual Q&A
  • Conversations, content writing, general assistance

Consider Alternatives For

  • Simple Q&A (cheaper models available)

💰 Real-World Cost Examples

Estimated monthly costs for common use cases

Personal AI Assistant
$42.75
/month
50 conversations/day, ~500 tokens each
Customer Service Bot
$1305.00
/month
1000 tickets/day, ~800 tokens each
Data Analysis Pipeline
$1777.50
/month
500 analyses/day, ~2k tokens each
Calculate Your Custom Usage

OpenAI Model Lineup

Compare all models from OpenAI to find the best fit

Model Input Output Context Capabilities
GPT-5 Pro Current Free Free 400k chat reasoning tool_use vision
GPT-3.5 Turbo 16k (older v1106) Free Free 16k chat
GPT-3.5 Turbo 16k (older v1106) Free Free 16k chat
GPT-4 32k Free Free 33k chat
GPT-4 32k Free Free 33k chat
GPT-4 32k (older v0314) Free Free 33k chat
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🚀 Quick Start

Get started with GPT-5 Pro API

OpenAI Python SDK 
from openai import OpenAI
client = OpenAI()

response = client.chat.completions.create(
    model="openai/gpt-5-pro-2025-10-06",
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)
print(response.choices[0].message.content)

Resources

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