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CodeT5

Salesforce's open-source code-aware transformer model for code understanding and generation. Pre-trained on 8.35M functions across 8 languages, CodeT5 excels at code summarization, generation, translation, and refinement.
code-ai transformer open-source
Intermediate Level
Free (Open Source)
Starting Price
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Category
research
Setup Time
< 2 minutes
research
Category
Intermediate
Difficulty
Active
Status
Web App
Type

What is CodeT5?

Open-source AI model for code understanding and generation

CodeT5 is Salesforce Research's state-of-the-art code-aware transformer model trained on massive code repositories. Built on the T5 architecture with code-specific enhancements, CodeT5 understands code syntax and semantics across Python, Java, JavaScript, PHP, Ruby, Go, C, and C#. The model achieves state-of-the-art performance on code summarization, generation, translation, and refinement tasks. With CodeT5+, the enhanced version supports repository-level understanding and 100+ programming languages. Completely open-source and available on Hugging Face.

Key Capabilities

What makes CodeT5 powerful

Code Understanding

Pre-trained on 8.35M code functions with identifier-aware denoising to understand code structure and semantics

Implementation Level Expert

Multi-Task Learning

Unified model for code summarization, generation, translation, refinement, completion, and defect detection

Implementation Level Professional

CodeT5+ Enhanced

Improved version with retrieval-augmented generation, repo-level context, and support for 100+ languages

Implementation Level Advanced

Open Research

Fully open-source with pre-trained checkpoints, training code, and datasets for research and commercial use

Implementation Level Professional

Professional Integration

These capabilities work together to provide a comprehensive AI solution that integrates seamlessly into professional workflows. Each feature is designed with enterprise-grade reliability and performance.

Pricing

Start using CodeT5 today

Free (Open Source)

Starting price

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Quick Information

Category research
Pricing Model Freemium
Last Updated 12/7/2025

Tags

code-ai transformer open-source code-generation salesforce research

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