Code models and coding agents

41 articles

General

Qwen-Coder

Qwen-Coder is Alibaba's family of open-weight code-specialized language models, spanning CodeQwen1.5, Qwen2.5-Coder (2024), and the agentic Qwen3-Coder line launched in 2025 under the Apache 2.0 license.

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Qwen3-Coder

Qwen3-Coder is a family of open-weight, code-specialized large language models developed by Alibaba's Qwen team, released on July 23, 2025 and licensed under Apache 2.0.

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Replit Agent

Replit Agent is a cloud-hosted autonomous coding agent from Replit that builds, tests, and deploys complete applications from a natural-language description, with no coding knowledge required.

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SantaCoder

SantaCoder is a 1.1 billion parameter open-access large language model for code generation, trained by the BigCode project on Python, Java, and JavaScript code and released in December 2022.

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SERA (Ai2 Open Coding Agents)

SERA (Soft-verified Efficient Repository Agents) is a family of open-weight coding-agent models released in 2026 by the Allen Institute for AI, built on Qwen 3 and licensed under Apache 2.0.

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Sourcegraph Cody

Sourcegraph Cody is an AI coding assistant by Sourcegraph, released in 2023 for VS Code, JetBrains, and Neovim, that grounds context in code search and became enterprise-only in 2025.

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StarCoder

StarCoder is a family of open large language models for code from the BigCode project, a Hugging Face and ServiceNow collaboration, first released in May 2023.

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SWE-agent

SWE-agent is an open-source software-engineering agent introduced in April 2024 by Princeton University researchers, which pairs a language model with a custom interface to autonomously fix GitHub issues.

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Tabnine

Tabnine is an AI code assistant that predates GitHub Copilot by about four years, repositioned as an enterprise-only, privacy-focused platform that runs inside a customer's own infrastructure.

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Terminal-Bench

Terminal-Bench is a benchmark that measures how well AI coding agents perform realistic command-line tasks such as configuring legacy systems, launched in 2025 by Stanford researchers and the Laude Institute.

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Windsurf

Windsurf, also known as Devin Desktop, is an AI-native code editor forked from VS Code, launched in 2024 and owned by Cognition AI since 2025.