Compare AI Coding Tools

Comparing 3 tools side by side

Comparison	Blackbox AI AI code completion and autonomous coding agent for developers Freemium	GitHub Copilot✓ AI pair programmer built into GitHub and popular IDEs Freemium	Tabnine✓ Private AI coding assistant with free, pro, enterprise, and agentic tiers Freemium
Category	Productivity Tool	VS Code Extension	VS Code Extension
Pricing	Free: $0 Pro: Paid subscription	Free: $0/month Pro: $10/month Pro+: $39/month Business: $19/user/month Enterprise: $39/user/month	Basic: $0/month Pro: $12/user/month Enterprise: $39/user/month Agentic Platform: $59/user/month
AI Models	Proprietary and third-party modelsMultiple model access	GitHub-managed frontier model routingOpenAI model families (plan and feature dependent)Anthropic model families including Opus/Sonnet tiers on supported plansAdditional premium model options on paid plans	Tabnine proprietaryAnthropic/OpenAI/Google/Meta/Mistral (customer-provided)Local/Ollama
Context Window	Repository-level context	Context-aware suggestions based on open files, tabs, and indexed repositories; token limits not publicly documented	Project-aware, org-indexed
Capabilities	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Multi File	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File
Platforms	macOSWindowsLinuxWeb	macOSLinuxWindowsWeb	macOSLinuxWindows
Languages	PythonJavaScriptTypeScriptGoRubyAnd 15+ more	JavaScriptTypeScriptPythonJavaC++C#+7 more	JavaScriptTypeScriptPythonJavaC#Go+3 more
Open Source	No	No	No
GitHub Stars	N/A	N/A	N/A
Users	N/A	Not disclosed	Millions of developers
Rating	N/A	N/A	N/A
Visit	Visit Website →View Details	Visit Website →View Details	Visit Website →View Details