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| Attribute | Gemini 3.1 Flash Lite Previewgemini-3.1-flash-lite-preview | Universal-3.5 Prouniversal-3-5-pro |
|---|---|---|
| Pricing | ||
| Input | $0.25 / 1M | — Not priced per input token |
| Output | $1.50 / 1M | — Not priced per output token |
| Cache Write (5m) | $0.25 / 1M | Not applicable |
| Cache Write (1h) | $0.25 / 1M | Not applicable |
| Cache Read | $0.25 / 1M | Not applicable |
| Web Search | $0 / 1M | $0 / 1M |
| Context | ||
| Max context | 1.0M | N/A |
| Max output | N/A | N/A |
| Capabilities | ||
| Vision | Yes | No |
| Function Calling | Yes | No |
| JSON Mode | Yes | No |
| Streaming | Yes | No |
| Catalogue | ||
| Provider | AssemblyAI | |
| Category | chat | voice |
| Charge type | Pay As You Go | Pay As You Go |
| Released | — | 2026-09-22 |
| Description | ||
| Summary | Gemini 3.1 Flash Lite Preview is Google's high-efficiency model designed for high-volume and cost-sensitive workloads. It improves overall quality compared to Gemini 2.5 Flash Lite while approaching the performance of Gemini 2.5 Flash across key capabilities. The model delivers enhancements in audio input/ASR, RAG snippet ranking, translation, data extraction, and code completion, and supports configurable thinking levels (minimal, low, medium, high) for flexible cost–performance optimization. With pricing at roughly half the cost of Gemini 3 Flash, it is well suited for large-scale production deployments. | AssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio. |