Updated March 10, 2026
JetBrains AI is the native AI assistant built into IntelliJ-platform IDEs (IntelliJ IDEA, PyCharm, WebStorm, etc.). It includes Junie, an autonomous coding agent that can plan and implement features, write tests, and handle multi-file changes. JetBrains AI leverages deep IDE integration for context-aware code understanding.
Cody is Sourcegraph's AI coding assistant that understands your entire codebase. It uses Sourcegraph's code graph to provide context-aware code completions, explanations, and refactoring across massive codebases. Cody supports multiple LLM backends and works in VS Code, JetBrains, and the web.
What each tool does well, and the limitations to keep in mind.
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Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.