Model Comparison

Comparing 3 models side by side

OA

Codex Mini

OpenAI

$0.04

per request

Cheapest
OA

GPT-5.3 Codex

OpenAI

$0.09

per request

OA

GPT-5.2

OpenAI

$0.09

per request

10,000
5,000

Cost per Request

Context Window

Pricing Breakdown

MetricCodex MiniGPT-5.3 CodexGPT-5.2
Input Price$1.50/MTok$1.75/MTok$1.75/MTok
Output Price$6.00/MTok$14.00/MTok$14.00/MTok
Cached Input$0.03/MTok$0.17/MTok$0.17/MTok
Cost / Request$0.04$0.09$0.09
Daily (100 req)$4.50$8.75$8.75
Monthly (100 req/day)$135.00$262.50$262.50

Features & Capabilities

FeatureCodex MiniGPT-5.3 CodexGPT-5.2
Context Window200K400K400K
Max Output32K32K32K
CachingYesYesYes
Batch APINoYesYes
VisionYesYesYes
Tool UseYesYesYes
Best For
codingcode completion
codingcode review
reasoningcoding