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Apertis

Compare models

Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Grok STT 1.0xAIRemove
  2. Voxtral Mini 3B 2507Mistral AIRemove
  3. Gemini 3.5 TranscribeGoogleRemove
  4. S1Fish AudioRemove

4 is the maximum. Remove one to add another.

grok-stt-1.0 vs voxtral-mini-3b-2507 vs gemini-3.5-transcribe vs s1
AttributeGrok STT 1.0grok-stt-1.0Voxtral Mini 3B 2507voxtral-mini-3b-2507Gemini 3.5 Transcribegemini-3.5-transcribeS1s1
Pricing
Input$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicableNot applicableNot applicableNot applicable
Cache Write (1h)Not applicableNot applicableNot applicableNot applicable
Cache ReadNot applicableNot applicableNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/A98.3KN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesNo
Function CallingNoNoYesNo
JSON ModeNoNoNoNo
StreamingNoNoNoNo
Catalogue
ProviderxAIMistral AIGoogleFish Audio
Categoryvoicevoicevoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-232026-08-132026-09-252026-07-29
Description
SummaryxAI Grok STT 1.0 speech-to-text. Billed per second of audio.Mistral AI Voxtral Mini (3B) speech-to-text. Billed per second of audio.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.