ModelLLMsv2.0

Codex-2

by OpenAI · paid · Last verified 2026-03-17

Codex-2 is OpenAI's second-generation code-specialized model, significantly advancing code completion, synthesis, and debugging over the original Codex. It underpins GitHub Copilot's next-generation features and supports a wider range of programming languages and frameworks.

https://openai.com/research/codex ↗

B—Above Average

Adoption: B+Quality: AFreshness: ACitations: B+Engagement: F

Specifications

License: Proprietary
Pricing: paid
Capabilities: code-generation, code-completion, debugging, code-explanation, test-generation
Integrations: GitHub Copilot, OpenAI API, Azure OpenAI
Use Cases: code-generation, pair-programming, automated-testing, code-review
API Available: Yes
Parameters: Unknown
Context Window: 8K
Modalities: text
Training Cutoff: 2024
Tags: openai, code, code-generation, developer-tools
Added: 2026-03-17
Completeness: 100%

Index Score

66.8

Adoption

Quality

Freshness

Citations

Engagement

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