Updated April 29, 2026
GitHub Copilot is the most widely deployed AI coding assistant, integrated into VS Code, JetBrains, Visual Studio, and more. Five tiers: Free, Pro ($10/mo), Pro+ ($39/mo), Business ($19/user/mo), Enterprise ($39/user/mo). Moving to usage-based AI Credits billing on June 1, 2026.
Tabnine is an AI code assistant focused on privacy and enterprise compliance. It offers code completions, chat, and code generation while keeping code private—models can run entirely on-premises or in a private cloud. Tabnine supports all major IDEs and programming languages, and differentiates with its zero data retention policy and SOC 2 Type II compliance, making it the go-to choice for regulated industries.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
Cons
Microsoft's commitment to defend customers against certain intellectual property claims related to Copilot output is a major reason we standardized on Business.
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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.