Compact · mobile
Use Mistral Small 3.1 with Swift (iOS)
Updated 2026-05-21 · By XALEN
How to use Mistral Small 3.1 (Compact, 24B) with Swift (iOS). Install, authenticate, and make your first API call in minutes. Working code example included.
Model
Mistral Small 3.1
24B · 128K context · $0.02 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": "mistral-small-3-1",
"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"]!
}
Mistral Small 3.1 with Other Frameworks
Other Models with Swift (iOS)
200+ models. One API. Works with any framework.
Get API KeyLast updated: 2026-05-21