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Chatgpt 5 (Reasoning)

Updated: August 2026

GPT-5 optimized for reasoning.

Specifications

Context
400K
Input
$1.25/M
Output
$10/M

Capabilities

VISIONTHINKING

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Performance Metrics

Intelligence Index

01

19.9

> 41% OF MODELS

Average Response Performance

Output Speed
145.7 tok/s
Time To First Token
102.63s
Time To First Answer Token
102.63s
End To End Response Time
106.06s

DATA SOURCE: Artificial Analysis

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