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2026-06-01 23:40:55 +02:00
<!-- snippet:syntax-only -->
```swift title="Swift"
import Foundation
let process = Process()
process.executableURL = URL(fileURLWithPath: "/usr/bin/env")
process.arguments = ["kreuzberg", "mcp"]
let stdin = Pipe()
let stdout = Pipe()
process.standardInput = stdin
process.standardOutput = stdout
try process.run()
let request: [String: Any] = [
"method": "tools/call",
"params": [
"name": "extract_file",
"arguments": [
"path": "document.pdf",
"async": true,
],
],
]
let payload = try JSONSerialization.data(withJSONObject: request)
stdin.fileHandleForWriting.write(payload)
stdin.fileHandleForWriting.write("\n".data(using: .utf8)!)
try stdin.fileHandleForWriting.close()
let data = stdout.fileHandleForReading.availableData
if let line = String(data: data, encoding: .utf8) {
print(line)
}
process.waitUntilExit()
```