Nemotron 3 Ultra 550B Uncensored vs DeepSeek V4 Pro Uncensored
Prices per million tokens as of 2026-10-27. DeepSeek V4 Pro Uncensored is the lower-priced build on a 2M-in, 500K-out month.
| Nemotron 3 Ultra 550B Uncensored | DeepSeek V4 Pro Uncensored | |
|---|---|---|
| Model id | nemotron-3-ultra-550b-a55b-uncensored | deepseek-v4-pro-uncensored |
| Kind | Uncensored | Uncensored |
| Developer | NVIDIA | DeepSeek |
| Input per M | $1.125 | $1.00 |
| Cached input per M | $0.282 | $0.20 |
| Output per M | $6.60 | $2.00 |
| Context window | 262,144 tokens | not published |
| Max output | 65,536 tokens | not published |
| Last hour | Answering | Answering |
| Daily check | Not checked yet | Steady since Oct 12 |
| Worked month | $5.55 | $3.00 |
The month
- Input
- 2,000,000 tokens
- Output
- 500,000 tokens
- DeepSeek V4 Pro Uncensored
- $3.00
- Nemotron 3 Ultra 550B Uncensored
- $5.551.8× the other build
Same call, different id
Both answer the OpenAI wire format on one base URL and key. Nothing but the model id changes.
One request on each
curl https://api.uncensoredllm.ai/v1/chat/completions \ -H "Authorization: Bearer sk-ullm-live-…" \ -H "Content-Type: application/json" \ -d '{"model": "nemotron-3-ultra-550b-a55b-uncensored", "messages": [{"role": "user", "content": "Hello"}]}'curl https://api.uncensoredllm.ai/v1/chat/completions \ -H "Authorization: Bearer sk-ullm-live-…" \ -H "Content-Type: application/json" \ -d '{"model": "deepseek-v4-pro-uncensored", "messages": [{"role": "user", "content": "Hello"}]}'Questions
DeepSeek V4 Pro Uncensored: $3.00 for a month of 2,000,000 input and 500,000 output tokens against $5.55 on Nemotron 3 Ultra 550B Uncensored, 1.8× the price, at the catalog rates on 2026-10-27.
An abliterated build has the refusal direction removed from the weights; an uncensored build is a fine-tune or a system-level build that answers without declining. Both answer what the stock model refuses; the model pages name each build.
Yes. Both answer the OpenAI wire format on the same base URL and key; the model id is the only field that changes.
The daily real-model check: Nemotron 3 Ultra 550B Uncensored reads "Not checked yet", DeepSeek V4 Pro Uncensored reads "Steady since Oct 12" at render.
Every pair is on the comparisons page; every model with all its prices is on the price index.