Genai Toolbox vs Pg Readonly MCP
A side-by-side look at the Genai Toolbox and Pg Readonly MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
P
Pg Readonly MCPDatabases · Local subprocess (stdio)A read-only Postgres MCP server that parses SQL rather than pattern-matching it.41FairAuth: otherVerdict: choose Genai Toolbox for databases work as a local process; choose Pg Readonly MCP for databases as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Genai Toolbox when
- You need dedicated capabilities in the Databases domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: other.
PChoose Pg Readonly MCP when
- You need dedicated capabilities in the Databases domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: other.
- You have the keys it needs:
PG_READONLY_MCP_DSN.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | P Pg Readonly MCP | |
|---|---|---|
| Category | Databases | Databases |
| Quality signal | 56/100 · Good | 41/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | other | other |
| Pricing | Free | Free |
| Required env vars | None listed |
Tools & capabilities
Genai Toolbox tools
No tool names declared yet. Check the project README from the listing page.
Pg Readonly MCP 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.
Genai Toolbox
{
"mcpServers": {
"googleapis-genai-toolbox": {
"command": "npx",
"args": [
"-y",
"@toolbox-sdk/server"
]
}
}
}
Pg Readonly MCP
{
"mcpServers": {
"pg-readonly-mcp": {
"command": "uvx",
"args": [
"pg-readonly-mcp"
],
"env": {
"PG_READONLY_MCP_DSN": "YOUR_PG_READONLY_MCP_DSN_HERE"
}
}
}
}
Frequently asked questions
Genai Toolbox is categorized under Databases and uses a local stdio subprocess. Pg Readonly MCP belongs to Databases and uses a local stdio subprocess. Pick Genai Toolbox for databases work and Pg Readonly MCP for databases.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Genai Toolbox is listed as free. Auth: other. Pg Readonly MCP is listed as free. Auth: other. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add googleapis-genai-toolbox and pg-readonly-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Genai Toolbox has a quality signal of 56/100 (Good) with 6 views, 0 installs and 16,646 GitHub stars. Pg Readonly MCP has 41/100 (Fair) with 0 views, 0 installs and 0 GitHub stars.