AssemblyAI: Universal-3.6 Pro vs Mistral: Voxtral Mini Transcribe 3
A side-by-side comparison of AssemblyAI: Universal-3.6 Pro ($0.02 / minute) and Mistral: Voxtral Mini Transcribe 3 ($0.01 / minute) using current USD prices and capabilities from the api14 catalog. Both run through the same OpenAI-compatible API.
Specifications
| AssemblyAI: Universal-3.6 Pro | Mistral: Voxtral Mini Transcribe 3 | |
|---|---|---|
| Provider | AssemblyAI | Mistral |
| Audio | $0.02 / minute | $0.01 / minute |
| Context window | - | 65,536 |
| Max output | - | 52,428 |
| Input | audio | audio |
| Output | transcription | transcription |
| Tool calling | ||
| Structured output | ||
| Reasoning control | ||
| Added | Oct 14, 2026 | Oct 20, 2026 |
Key differences
- Mistral: Voxtral Mini Transcribe 3 is 30% cheaper on input tokens.
Switch with one string
Both models use the same endpoint and request shape. Change the model value from "assemblyai/universal-3-6-pro" to "mistralai/voxtral-mini-transcribe-3-0" and prompts, streaming and tools keep working.
import fs from "node:fs";
import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api14.com/api/v1",
apiKey: process.env.API14_API_KEY,
});
const result = await client.audio.transcriptions.create({
model: "mistralai/voxtral-mini-transcribe-3-0",
file: fs.createReadStream("audio.mp3"),
});
console.log(result.text);
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- ElevenLabs: Scribe v2 vs Mistral: Voxtral Small Transcribe 3
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- ElevenLabs: Scribe v2 Medical vs Mistral: Voxtral Small Transcribe 3