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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. S2.1 ProFish AudioRemove
  2. Qwen3 ASR 0.6BQwenRemove
  3. Gemini 3.5 TranscribeGoogleRemove
  4. Claude Sonnet 5.5AnthropicRemove

4 is the maximum. Remove one to add another.

s2.1-pro vs qwen3-asr-0.6b vs gemini-3.5-transcribe vs claude-sonnet-5.5
AttributeS2.1 Pros2.1-proQwen3 ASR 0.6Bqwen3-asr-0.6bGemini 3.5 Transcribegemini-3.5-transcribeClaude Sonnet 5.5claude-sonnet-5.5
Pricing
Input$0 / 1M$0 / 1M$0 / 1M$2.00 / 1M
Output$0 / 1M$0 / 1M$0 / 1M$10.00 / 1M
Cache Write (5m)Not applicableNot applicableNot applicable$2.50 / 1M
Cache Write (1h)Not applicableNot applicableNot applicable$4.00 / 1M
Cache ReadNot applicableNot applicableNot applicable$0.20 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/A98.3K1M
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesYes
Function CallingNoNoYesYes
JSON ModeNoNoNoYes
StreamingNoNoNoYes
Catalogue
ProviderFish AudioQwenGoogleAnthropic
Categoryvoicevoicevoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-292026-08-132026-09-25—
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.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, serving as a direct upgrade to Sonnet 5. It excels at feature development, bug fixing, and creating polished documents, presentations, and spreadsheets, while offering clearer writing and communication than its predecessor.