Skip to content
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. S2.1 ProFish AudioRemove
  2. Qwen3 ASR 0.6BQwenRemove
  3. Grok STT 1.0xAIRemove
  4. Qwen3 ASR 1.7BQwenRemove

4 is the maximum. Remove one to add another.

s2.1-pro vs qwen3-asr-0.6b vs grok-stt-1.0 vs qwen3-asr-1.7b
AttributeS2.1 Pros2.1-proQwen3 ASR 0.6Bqwen3-asr-0.6bGrok STT 1.0grok-stt-1.0Qwen3 ASR 1.7Bqwen3-asr-1.7b
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/AN/AN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoNoNo
Function CallingNoNoNoNo
JSON ModeNoNoNoNo
StreamingNoNoNoNo
Catalogue
ProviderFish AudioQwenxAIQwen
Categoryvoicevoicevoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-292026-08-132026-07-232026-08-13
Description
SummaryFish Audio S2.1 Pro text-to-speech. Billed per UTF-8 byte of input text.Qwen3-ASR 0.6B speech-to-text. Billed per second of audio.xAI Grok STT 1.0 speech-to-text. Billed per second of audio.Qwen3-ASR 1.7B speech-to-text. Billed per second of audio.