Free-tier MCP server

Understand the codebase before changing the code.

Silex reconstructs architecture, dependencies, workflows and business rules from evidence. Give your AI coding agents the context they need to make safer changes.

Install Silex Free Read the Docs

Evidence-backed

Every answer is traceable to source.

Private by design

Runs locally. Your code stays local.

Agent-ready MCP

Optimized tools for AI coding agents.

Evidence at a glance View full report →

Order status cycle is guarded: Submitted → AwaitingValidation → StockConfirmed → Paid → Shipped

verified

            Order.cs:99-131
            
            96%

SetPaidStatus() only fires from StockConfirmed — payment never skips the stock check

verified

            Order.cs:119-128
            
            94%

GetTotal() ignores the discount field — money risk in a rewrite

flagged ⚠

            OrderItem.cs:48
            
            88%

SetPaymentMethodVerified() writes buyer + payment ids without a state guard

verified

            Order.cs:93-97
            
            91%

Real findings from a scan of eShop (Microsoft reference app). What Silex can't prove, it flags as unknown territory.

How Silex works

Scan

Scans your codebase and builds a local understanding.

✻ Claude Code
❯ scan this repo with silex
● silex-archaeology·scan_workspace("eShop/")
  ⎿ 1.015 files · parsing AST… 0:12
  ⎿ call graph · 3.412 edges… 0:47
  ⎿ extracting rules · 27 entities… 1:08
✓ Full scan complete in 1m 32s — 27 entities · 214 rules · 6 workflows

Reconstruct

Reconstructs architecture, dependencies, workflows and domain rules.

Validate

Validates claims with evidence and assigns confidence.

Order.cs:99-131 96% verified

Order.cs:119-128 94% verified

OrderItem.cs:48 88% flagged ⚠

Serve

Serves knowledge through MCP tools for your AI coding agents.

› silex-archaeology·get_workflow("order-lifecycle")
✓ 12 steps · 96% confirmed · anchored to file:line
› silex-archaeology·gap_analysis()
⚠ 2 unknown territories flagged

How Silex works

From local analysis to actionable context for your AI agents.

Scan

Scans your codebase and builds a local understanding.

Reconstruct

Reconstructs architecture, dependencies, workflows and domain rules.

Validate

Validates claims with evidence and assigns confidence.

Serve

Serves knowledge through MCP tools for your AI coding agents.

Works with your stack — Deep analysis: C#, Python, TypeScript, JavaScript, Java, PHP, VB, COBOL · Structural map: 170+ languages via tree-sitter

Quickstart

# Install (Python pkg)
pip install silex-archaeology

# Add to your MCP client
# (stdio) — Claude Code, Cursor
{
  "mcpServers": {
    "silex": {
      "command": "silex-mcp",
      "args": ["serve", "--stdio"]
    }
  }
}

View installation guide →