A agentindex
Comparison

Greptile vs Serena

A like-for-like, spec-level comparison. Both entries are verified against their docs and repo.

Greptile

Hosted codebase intelligence for AI code review and Q&A.

  • + Full-codebase Q&A and PR review out of the box
  • + Hosted; no indexing infrastructure to run
  • − Proprietary and cloud-hosted
  • − Code leaves your environment

Serena

LSP-based semantic code tools for agents, as an MCP toolkit.

  • + Language-server-precise symbol and reference operations
  • + Agent-first, high-level abstractions over raw line-number tools
  • − Needs a language server per project
  • − Heavier to set up than plain search
Spec Greptile Serena
Role Code intelligence Code intelligence
Tags code-intelligence code-intelligence
License Proprietary MIT
Open source No Yes
Self-hostable No Yes
MCP support Yes Yes
Pricing freemium free
Price Free tier Free
Usage cost Included No model cost
Models multi multi
Languages python
GitHub stars — 26.1k
Last activity — 2026-07-03