Athena Protocol vs Serena
A side-by-side look at the Athena Protocol and Serena MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Athena Protocol for coding agents work as a local process; choose Serena for coding agents. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Athena Protocol when
- You need dedicated capabilities in the Coding Agents domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You have the keys it needs:
DEFAULT_LLM_PROVIDER, PROVIDER_SELECTION_PRIORITY.
Choose Serena when
- You need dedicated capabilities in the Coding Agents domain.
- Its auth model fits you: No auth required.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Coding Agents | Coding Agents |
| Quality signal | 44/100 · Fair | 45/100 · Fair |
| Install command | Confirmed | Not confirmed yet |
| Transport | Local subprocess (stdio) | — |
| Auth | API key required | No auth required |
| Pricing | BYOK (pay the provider) | Free |
| Required env vars | DEFAULT_LLM_PROVIDERPROVIDER_SELECTION_PRIORITY | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 7 | 30,684 |
| Directory activity | 5 views 0 installs 0 upvotes | 9 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Athena Protocol | View Serena |
Tools & capabilities
Athena Protocol tools
No tool names declared yet. Check the project README from the listing page.
Serena tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Athena Protocol
{
"mcpServers": {
"athena-protocol": {
"command": "npx",
"args": [
"-y",
"usage"
],
"env": {
"DEFAULT_LLM_PROVIDER": "YOUR_DEFAULT_LLM_PROVIDER_HERE",
"PROVIDER_SELECTION_PRIORITY": "YOUR_PROVIDER_SELECTION_PRIORITY_HERE"
}
}
}
}
Serena
No confirmed install command for Serena yet — follow the setup steps linked from its listing page rather than a guessed package name.