Reasoning · mobile
Use DeepSeek R1 Distill 70B with Swift (iOS)
Updated 2026-05-21 · By XALEN
How to use DeepSeek R1 Distill 70B (Reasoning, 70B) with Swift (iOS). Install, authenticate, and make your first API call in minutes. Working code example included.
Model
DeepSeek R1 Distill 70B
70B · 128K context · $0.04 input
Framework
Swift (iOS)
mobile · SPM: xalen-swift
1. Install
SPM: xalen-swift
2. Code
import Foundation
func chat(_ question: String) async throws -> String {
var request = URLRequest(url: URL(string: "https://api.xalen.io/v1/chat/completions")!)
request.httpMethod = "POST"
request.setValue("Bearer xln_test_YOUR_KEY", forHTTPHeaderField: "Authorization")
request.setValue("application/json", forHTTPHeaderField: "Content-Type")
request.httpBody = try JSONSerialization.data(withJSONObject: [
"model": "deepseek-r1-distill-70b",
"messages": [["role": "user", "content": question]]
])
let (data, _) = try await URLSession.shared.data(for: request)
let json = try JSONSerialization.jsonObject(with: data) as! [String: Any]
let choices = json["choices"] as! [[String: Any]]
let message = choices[0]["message"] as! [String: String]
return message["content"]!
}
DeepSeek R1 Distill 70B with Other Frameworks
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Get API KeyLast updated: 2026-05-21