DeepSeek V4 Pro vs Kimi K3 Fast
deepseek/deepseek-v4-pro · moonshotai/kimi-k3-fast-api
As of November 5, 2026, DeepSeek V4 Pro is the cheaper API on UberLLM: $0.0016 per million input tokens and $0.0033 per million output, versus $3.55 / $17.77 for Kimi K3 Fast, about 100% 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 DeepSeek V4 Pro to cut cost; choose Kimi K3 Fast when its capabilities fit your task better.
DeepSeek V4 Pro vs Kimi K3 Fast, side by side
| Spec | DeepSeek V4 Pro | Kimi K3 Fast |
|---|---|---|
| Price · input / 1M | $0.0016 | $3.55 |
| Price · output / 1M | $0.0033 | $17.77 |
| Context length | 1,000,000 | 1,000,000 |
| Max output tokens | 128,000 | 131,072 |
| Input modalities | text | text, image |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | — | Yes |
| Reasoning | Yes | Yes |
| % off list | 99.9% off | 21% off |
| First token, median (7 days) | 5.4 s (201 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?
DeepSeek V4 Pro vs Kimi K3 Fast — FAQ
Is DeepSeek V4 Pro or Kimi K3 Fast cheaper?
DeepSeek V4 Pro is cheaper on a blended token mix, by about 100%. 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 DeepSeek V4 Pro and Kimi K3 Fast?
DeepSeek V4 Pro: $0.0016 in / $0.0033 out per 1M tokens. Kimi K3 Fast: $3.55 in / $17.77 out per 1M tokens. That's roughly a 100% blended difference. Prices are live; UberLLM adds no fee.
Can I use both DeepSeek V4 Pro and Kimi K3 Fast 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.