Gemini 3.1 Flash Lite vs Google: Gemini 4 Carbon
google/gemini-3.1-flash-lite · google/gemini-4-carbon
As of November 15, 2026, Gemini 3.1 Flash Lite is the cheaper API on UberLLM: $0.0012 per million input tokens and $0.0075 per million output, versus $0.0868 / $0.4341 for Google: Gemini 4 Carbon, about 98% less when output is 3 tokens for every input token. These are the best prices on the market right now. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose Gemini 3.1 Flash Lite to cut cost; choose Google: Gemini 4 Carbon when its capabilities fit your task better.
Gemini 3.1 Flash Lite vs Google: Gemini 4 Carbon, side by side
| Spec | Gemini 3.1 Flash Lite | Google: Gemini 4 Carbon |
|---|---|---|
| Price · input / 1M | $0.0012 | $0.0868 |
| Price · output / 1M | $0.0075 | $0.4341 |
| Context length | 1,048,576 | 1,048,576 |
| Max output tokens | 65,536 | 524,288 |
| Input modalities | text, image | text, image, video, audio, file |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | Yes |
| Reasoning | — | Yes |
| % off list | 99.5% off | 95.7% off |
| First token, median (7 days) | — | 13.7 s (849 requests) |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 15, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Gemini 3.1 Flash Lite vs Google: Gemini 4 Carbon — FAQ
Is Gemini 3.1 Flash Lite or Google: Gemini 4 Carbon cheaper?
Gemini 3.1 Flash Lite is cheaper on a blended token mix, by about 98%. A request costs what its provider charged, UberLLM adds no fee, and every request is listed with its cost in Activity.
What's the price difference between Gemini 3.1 Flash Lite and Google: Gemini 4 Carbon?
Gemini 3.1 Flash Lite: $0.0012 in / $0.0075 out per 1M tokens. Google: Gemini 4 Carbon: $0.0868 in / $0.4341 out per 1M tokens. That's roughly a 98% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Gemini 3.1 Flash Lite and Google: Gemini 4 Carbon with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.