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GPT-5 Codex (high)

OpenAIGPTProprietary

Description

GPT-5 Codex has been trained specifically for conducting code reviews and finding critical flaws. When reviewing, it navigates your codebase and analyzes code patterns to identify potential security vulnerabilities, performance issues, and bugs.

Release Date
2025-09-23
Parameters
Context Length
400K
Modalities
image, text

Capability Radar

50
general
74
coding
96
reasoning
57
scienceest.
89
agents
85
multimodal

Science uses a reasoning proxy when dedicated science benchmarks are unavailable.

Rankings

Domain#RankScoreSource
Code Ranking27
81.0
AA
General Ranking36
78.0
AA
Math Reasoning2
100.0
AA
Science65
68.0
AA

Benchmark Scores (LLM Stats)

Code

SWE-Bench Verified74.5%SR

AA Evaluation Indices

Math Index
98.7
Intelligence Index
36.1
Aime 25
1.0
Tau2
0.9
Mmlu Pro
0.9
Livecodebench
0.8
Gpqa
0.8
Ifbench
0.7
Lcr
0.7
Scicode
0.4
Terminalbench Hard
0.4
Hle
0.3

LLM Stats Category Scores

Reasoning
70
Frontend Development
70
Code
70

Pricing

Input Price$1.25 / 1M tokens
Output Price$10 / 1M tokens
Blended Price (3:1)$3.438 / 1M tokens
Cache Read Price$0.125 / 1M tokens

Speed

Tokens/sec225.7
Time to First Token11.96s
Time to Answer11.96s

Provider Price Ranking

Provider Price Ranking

15 providers

Cheapest: OpenCode ZenMost Expensive: NanoGPT
ProviderInputOutput
1OpenCode ZenCheapest
$1.07
$8.5
2Poe
$1.1
$9
3Jiekou.AI
$1.125
$9
4OpenAIPRIMARY
$1.25
$10
5Abacus
$1.25
$10
6OpenRouter
$1.25
$10
7ZenMux
$1.25
$10
8Kilo Gateway
$1.25
$10
9Helicone
$1.25
$10
10Azure Cognitive Services
$1.25
$10
11Requesty
$1.25
$10
12Vercel AI Gateway
$1.25
$10
13Azure
$1.25
$10
14OrcaRouter
$1.25
$10
15NanoGPT
$9.996
$19.992

Compare pricing across different API providers for this model.

External Sources