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.
- Gemini 3.5 TranscribeGoogleRemove
- Aura-2DeepgramRemove
- S2 ProFish AudioRemove
- Perceptron Mk1.5PerceptronRemove
4 is the maximum. Remove one to add another.
| Attribute | Gemini 3.5 Transcribegemini-3.5-transcribe | Aura-2aura-2 | S2 Pros2-pro | Perceptron Mk1.5perceptron-mk1.5 |
|---|---|---|---|---|
| Pricing | ||||
| Input | $0 / 1M | $0 / 1M | $0 / 1M | $0.15 / 1M |
| Output | $0 / 1M | $0 / 1M | $0 / 1M | $1.50 / 1M |
| Cache Write (5m) | Not applicable | Not applicable | Not applicable | $0.15 / 1M |
| Cache Write (1h) | Not applicable | Not applicable | Not applicable | $0.15 / 1M |
| Cache Read | Not applicable | Not applicable | Not applicable | $0.15 / 1M |
| Web Search | $0 / 1M | $0 / 1M | $0 / 1M | $0 / 1M |
| Context | ||||
| Max context | 98.3K | N/A | N/A | 36.9K |
| Max output | N/A | N/A | N/A | N/A |
| Capabilities | ||||
| Vision | Yes | No | No | No |
| Function Calling | Yes | No | No | No |
| JSON Mode | No | No | No | No |
| Streaming | No | No | No | Yes |
| Catalogue | ||||
| Provider | Deepgram | Fish Audio | Perceptron | |
| Category | voice | voice | voice | chat |
| Charge type | Pay As You Go | Pay As You Go | Pay As You Go | Pay As You Go |
| Released | 2026-09-25 | 2026-07-16 | 2026-07-29 | 2026-09-25 |
| Description | ||||
| Summary | Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token. | Deepgram Aura-2 text-to-speech for real-time voice applications. Billed per input character. | Fish Audio S2 Pro text-to-speech. Billed per UTF-8 byte of input text. | Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token. |