Grasp — Codebase Analysis & Architecture Intelligence vs Pyscn
A side-by-side look at the Grasp — Codebase Analysis & Architecture Intelligence and Pyscn MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Grasp — Codebase Analysis & Architecture Intelligence for developer tools work as a local process; choose Pyscn for developer tools as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Grasp — Codebase Analysis & Architecture Intelligence when
- You need dedicated capabilities in the Developer Tools domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
GRASP_HTTP_MCP. - You want tools like
grasp_analyze, grasp_sessions, grasp_diff.
Choose Pyscn when
- You need dedicated capabilities in the Developer Tools domain.
- You prefer a local stdio subprocess transport.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Developer Tools | Developer Tools |
| Quality signal | 57/100 · Good | 48/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | GRASP_HTTP_MCP | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 30 | 1,095 |
| Directory activity | 2 views 0 installs 0 upvotes | 1 views 0 installs 0 upvotes |
| Tools | 80 | Not listed |
| Full listing | View Grasp — Codebase Analysis & Architecture Intelligence | View Pyscn |
Tools & capabilities
Grasp — Codebase Analysis & Architecture Intelligence tools 80
grasp_analyzeFull analysis of any repo or local path — returns `session_id` for follow-up queriesgrasp_sessionsList active sessions (persist 7 days, survive restarts)grasp_diffCompare two snapshots — what changed between analyses?grasp_watchRe-analyse a directory and diff against a prior rungrasp_rules_checkRun `grasp.yml` architecture rules and report violationsgrasp_config_checkValidate a session against architecture rules — returns violationsgrasp_file_depsWhat does this file depend on?grasp_dependentsWhat breaks if I change this file?grasp_cyclesAre there circular dependencies?grasp_architectureWhat layers does this codebase have?grasp_hotspotsWhich files are riskiest to touch?grasp_metricsLines, complexity, fan-in/fan-out per file- +68 more on the listing page
Pyscn 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.
Grasp — Codebase Analysis & Architecture Intelligence
{
"mcpServers": {
"grasp-codebase-analysis-architecture-intelligence": {
"command": "npx",
"args": [
"-y",
"grasp-mcp-server"
],
"env": {
"GRASP_HTTP_MCP": "YOUR_GRASP_HTTP_MCP_HERE"
}
}
}
}
Pyscn
{
"mcpServers": {
"pyscn": {
"command": "uvx",
"args": [
"pyscn@latest"
]
}
}
}
Frequently asked questions
Grasp — Codebase Analysis & Architecture Intelligence is categorized under Developer Tools and uses a local stdio subprocess. Pyscn belongs to Developer Tools and uses a local stdio subprocess. Pick Grasp — Codebase Analysis & Architecture Intelligence for developer tools work and Pyscn for developer tools.
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.
Grasp — Codebase Analysis & Architecture Intelligence has no declared pricing — check the project's own site. Pyscn has no declared pricing — check the project's own site. 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 grasp-codebase-analysis-architecture-intelligence and pyscn as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Grasp — Codebase Analysis & Architecture Intelligence has a quality signal of 57/100 (Good) with 2 views, 0 installs and 30 GitHub stars. Pyscn has 48/100 (Fair) with 1 views, 0 installs and 1,095 GitHub stars.