Sourcegraph vs Cline
Side-by-side comparison of AI visibility scores, market position, and capabilities
Code intelligence platform with universal code search (54B+ lines indexed). Founded 2013, SF. $223M raised. $50M revenue (Mar 2025). Split into Sourcegraph + Amp (2026). Private.
About
Sourcegraph is a code intelligence platform founded in 2013 by Quinn Slack and Beyang Liu, headquartered in San Francisco. Raised $223M across five rounds including a $125M Series D (July 2021). Indexed 54B+ lines of code, serving 800K+ developers.
Open-source autonomous AI coding agent for VS Code. 5M+ installs. Pioneered agentic plan-and-execute workflows. Raised $32M. Founded 2024, Sacramento.
About
Cline is an open-source AI coding agent built as a VS Code extension, founded in 2024 and based in Sacramento, California. The project was created to bring autonomous, multi-step software engineering capabilities directly into the developer's existing editor environment rather than requiring a separate IDE or chat interface. Cline's core architectural contribution is its plan-and-execute agentic workflow — the agent first generates a structured plan for completing a coding task, then executes that plan step by step, using tools including file read/write, terminal command execution, and browser interaction. This approach distinguished Cline from earlier AI code completion tools and made it one of the foundational reference implementations for what has become known as "agentic coding."\n\nCline operates as a VS Code extension that connects to any underlying AI model via API — supporting Anthropic Claude, OpenAI, Gemini, and open-source models through compatible endpoints. This model-agnostic architecture lets developers choose their preferred intelligence layer while leveraging Cline's agentic orchestration, context management, and tool-use scaffolding. The extension has achieved 5 million+ installs on the VS Code Marketplace, making it one of the most widely adopted AI development tools in the open-source ecosystem. Cline supports full project-scope tasks including implementing features from specifications, debugging multi-file errors, and writing and running tests.\n\nCline raised $32 million in venture funding in 2024 to accelerate development of its agentic framework and expand its enterprise offering. The company operates at the forefront of a rapidly evolving category where AI agents capable of autonomous software development are becoming a standard part of engineering workflows. Cline's open-source model has driven grassroots adoption and community contribution, creating a flywheel of extensions, integrations, and documentation that accelerates its development velocity relative to proprietary competitors.
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