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OpenAI model product

GPT-5.2-Codex

2 optimized for agentic coding tasks in Codex or similar environments.

Updated Aug 17, 2026. Default version: GPT-5.2 Codex

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LLMBoard Score59.2GPT-5.2 Codex
Coverage20%3 benchmark families
Context window400KTokens
Official input priceN/AOfficial price unavailable

On this page

  • Capability
  • Benchmarks
  • Arena
  • Pricing
  • Runtime
  • Specification
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GPT-5.2-Codex Capability Profile

This profile uses the model's current scored version. Arena ratings and prices are shown separately.

GPT-5.2 Codex LLMBoard score breakdown

GPT-5.2-Codex Benchmark Results

Benchmark scores for GPT-5.2 Codex.

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Benchmark
Score
Rank
Participants
Percentile
Evidence
Evaluated
BenchmarkLiveBenchScore74.3%Rank17Participants38Percentile56.8%EvidenceBEvaluatedAug 17, 2026
BenchmarkTerminal-Bench 2.0Score64.0%Rank18Participants51Percentile66.0%EvidenceCEvaluatedAug 17, 2026
BenchmarkSWE-Bench ProScore56.4%Rank29Participants50Percentile42.9%EvidenceCEvaluatedAug 17, 2026

GPT-5.2-Codex Arena Results

Preference and agent-evaluation results for the default version.

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Arena
Category
Rank
Rating / score
Votes
Observations
Result date
ArenawebdevCategoryoverallRank88Rating / score1338.3Votes6,423ObservationsN/AResult dateAug 14, 2026

GPT-5.2-Codex Pricing

Official vendor API pricing appears first, followed by individual provider offers.

Official API
N/A
Official provider
N/A
Lowest third-party
From $0.14 input, $1.14 output per 1M via QiHang
Tracked offerings
21
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Provider
Provider model ID
Region
Input / 1M
Output / 1M
Context
Updated
ProviderQiHangProvider model IDgpt-5.2-codexRegionglobalInput / 1M$0.14Output / 1M$1.14Context400KUpdatedAug 17, 2026
ProviderPoeProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.6Output / 1M$13Context400KUpdatedAug 17, 2026
ProviderOrcaRouterProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderNanoGPTProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderImpossiblProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderJiekou.AIProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderOpenRouterProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderVivgridProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderZenMuxProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderOfoxProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderAzure Cognitive ServicesProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderOpenCode ZenProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderAzureProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderAIHubMixProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderVercel AI GatewayProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderEden AIProvider model IDazure/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context272KUpdatedAug 17, 2026
ProviderLLM GatewayProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderGitHub CopilotProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderKilo GatewayProvider model IDopenai/gpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderAbacusProvider model IDgpt-5.2-codexRegionglobalInput / 1M$1.75Output / 1M$14Context400KUpdatedAug 17, 2026
ProviderVenice AIProvider model IDopenai-gpt-52-codexRegionglobalInput / 1M$2.19Output / 1M$17.5Context256KUpdatedAug 17, 2026

Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.

GPT-5.2-Codex Runtime Performance

Provider-specific output speed and catalog latency for GPT-5.2 Codex. Runtime does not affect the capability score.

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Provider
Output Speed
Catalog Latency
Max Input
Max Output
Updated
ProviderOpenAIOutput Speed50 tok/sCatalog Latency3 sMax Input400KMax Output128KUpdatedAug 17, 2026

Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.

GPT-5.2-Codex Specifications

Technical details for the model's default version.

Version
GPT-5.2 Codex
Released
Jan 14, 2026
Knowledge cutoff
Aug 31, 2025
Parameters
N/A
Context window
400K
Max output
128K
Inputs
image, pdf, text
Outputs
text
Open weights
No
License
Proprietary

GPT-5.2-Codex Versions

Available versions of this model. The score column identifies the version used in the overall ranking.

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Version
Released
LLMBoard
Parameters
Context
Max output
Open weights
License
VersionGPT-5.2 CodexReleasedJan 14, 2026LLMBoard59.2ParametersN/AContext400KMax output128KOpen weightsNoLicenseProprietary

GPT-5.2-Codex vs nearby models

Open a comparison with the three ranked models immediately above and below this model.

GPT-5.2-CodexvsQwen3.6 27BGPT-5.2-CodexvsGemma 4 31BGPT-5.2-CodexvsGLM 4.7GPT-5.2-CodexvsMiniMax M2.7GPT-5.2-CodexvsQwen3.5 122B A10BGPT-5.2-CodexvsERNIE 5.0

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What is GPT-5.2-Codex?

Key information about GPT-5.2-Codex and its available data.

2 optimized for agentic coding tasks in Codex or similar environments. It features higher reasoning capabilities and is available in the Responses API. The underlying model snapshot is regularly updated.

Data as of 2026-08-17.

FAQ

Common questions about GPT-5.2-Codex.

When was GPT-5.2-Codex released?

GPT-5.2-Codex's default version was released on Jan 14, 2026.

How much does GPT-5.2-Codex cost?

No official standard PAYG price is currently available for GPT-5.2-Codex. The lowest tracked third-party offer starts at $0.14 input and $1.14 output via QiHang.

Who created GPT-5.2-Codex?

GPT-5.2-Codex was created by OpenAI.

What is the context window for GPT-5.2-Codex?

The default version has a 400K token context window.

Is GPT-5.2-Codex open weight?

No. The default version is not marked as having publicly available weights.

How many API providers offer GPT-5.2-Codex?

21 provider offerings are linked to the default version.

What models should I compare GPT-5.2-Codex with?

Nearby ranked alternatives include Qwen3.6 27B, Gemma 4 31B, GLM 4.7.