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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

DeepSeek logo
DeepSeek
✓ verifiedFreemium

Chinese AI lab DeepSeek offering free chat apps and low-cost API access to its frontier V-series and R-series reasoning models.

430M visits/mo
Google Antigravity logo
Google Antigravity
✓ verifiedFree

Google's agentic development platform and IDE for building software with autonomous, Gemini-powered coding agents.

22M visits/mo18K saves
PureCode AI logo
PureCode AI
✓ verifiedFree trial

Enterprise AI agent control plane that orchestrates coding agents across the SDLC on any model, deployable on-prem or air-gapped.

113K visits/mo
Pricing

No public pricing

No public pricing

No public pricing

Free trial available

Core features
  • Free DeepSeek chat (web and app)
  • Open API platform
  • V-series and R-series reasoning models
  • DeepSeek-V4 with long context and stronger agent ability
  • OpenAI/Anthropic-compatible API
  • Extensive published model lineup
  • Agent-first IDE experience
  • Autonomous planning and code execution
  • Integrated editor, terminal and browser control
  • Powered by Google's Gemini models
  • High-level developer supervision
  • Orchestration of AI agents across the SDLC
  • Model-agnostic, bring-your-own-model support
  • On-prem, VPC, and air-gapped deployment
  • Hybrid Context Engine for codebase-scoped answers
  • Spec, Agent, and Chat modes
  • Reusable skills, tool permissions, and coding-standard rules
Use cases
  • Free AI chat and assistance
  • Building apps via API
  • Reasoning and coding tasks
  • Low-cost LLM inference
  • Building apps with AI agents
  • Automating multi-step coding tasks
  • Prototyping and iterating on software
  • Assisting developers on complex work
  • Migrating and modernizing legacy .NET code
  • Running autonomous feature and refactor workflows
  • Enforcing company coding standards across teams
  • Answering questions and debugging across large codebases
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