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Tools · Comparison

Claude Code vs Continue vs Mails.ai

All three are code assistant tools. Here is what separates them.

Claude CodeContinueMails.ai
What it isAnthropic’s terminal-based coding agent: it reads the repository, edits files, runs tests and commits.An open-source assistant for VS Code and JetBrains that you point at whichever model you want, including local ones.Self-serve AI email API + MCP for agents. Per-agent addresses, per-agent reputation, native prompt-injection scanning on every inbound.
CategoryCode AssistantCode AssistantCode Assistant
PricingPaid · Included with Claude Pro $20/mo · Max from $100/moFree · Free · self-hostedFreemium · $15 - $149/mo
How it billsBundledFreeFlat monthly
Free tierNoYesYes
RatingNot yet ratedNot yet ratedNot yet rated
Features
  • Multi-file edits across a repository
  • Runs tests and iterates on failures
  • Git-aware, can commit and open pull requests
  • CLI, desktop, web and IDE extensions
  • Extensible with MCP servers and custom skills
  • Works with hosted or local models
  • VS Code and JetBrains extensions
  • Configuration as a file in your repo
  • Custom context providers
  • No telemetry by default
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What works
  • Handles whole tasks rather than single lines
  • Strong at understanding an unfamiliar codebase
  • Works with any editor because it lives in the terminal
  • Code never has to leave your machine
  • No subscription
  • Model choice is entirely yours
  • Has a free tier, so it can be tried before paying
  • Publishes its price openly — $15 - $149/mo
  • Sits in Code Assistant, one of the better-covered categories here — easy to compare
What does not
  • Requires a paid Claude plan
  • Reviewing large diffs takes discipline
  • Token cost adds up on big repositories
  • Requires setup and a model to point at
  • Quality depends on what you connect
  • Fewer conveniences than commercial editors
  • 97 other tools in this catalogue claim to do the same job
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