Gemini 3.1 Pro vs Kimi K3
google/gemini-3.1-pro · moonshotai/kimi-k3
As of November 5, 2026, Kimi K3 is the cheaper API on UberLLM: $0.0009 per million input tokens and $0.0788 per million output, versus $0.2600 / $1.56 for Gemini 3.1 Pro, about 95% 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 Kimi K3 to cut cost; choose Gemini 3.1 Pro when context size wins. Gemini 3.1 Pro carries the larger context window (1,048,576 vs 1,000,000 tokens), which can matter for long-document work.
Gemini 3.1 Pro vs Kimi K3, side by side
| Spec | Gemini 3.1 Pro | Kimi K3 |
|---|---|---|
| Price · input / 1M | $0.2600 | $0.0009 |
| Price · output / 1M | $1.56 | $0.0788 |
| Context length | 1,048,576 | 1,000,000 |
| Max output tokens | 65,536 | 131,072 |
| Input modalities | text, image | text, image |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | — | 99.5% off |
| First token, median (7 days) | — | 4.6 s (2,605 requests) |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 5, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Gemini 3.1 Pro vs Kimi K3 — FAQ
Is Gemini 3.1 Pro or Kimi K3 cheaper?
Kimi K3 is cheaper on a blended token mix, by about 95%. 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 Pro and Kimi K3?
Gemini 3.1 Pro: $0.2600 in / $1.56 out per 1M tokens. Kimi K3: $0.0009 in / $0.0788 out per 1M tokens. That's roughly a 95% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Gemini 3.1 Pro and Kimi K3 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.