DeepSeek V4.1 Flash 1017 vs GPT-OSS 120B
deepseek/deepseek-v4.1-flash-1017 · openai/gpt-oss-120b
As of October 31, 2026, GPT-OSS 120B is the cheaper API on UberLLM: $0.0001 per million input tokens and $0.0006 per million output, versus $0.0077 / $0.0309 for DeepSeek V4.1 Flash 1017, about 98% less when output is 3 tokens for every input token. These are the median prices buyers paid over the last 24 hours. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose GPT-OSS 120B to cut cost; choose DeepSeek V4.1 Flash 1017 when context size wins. DeepSeek V4.1 Flash 1017 carries the larger context window (1,048,576 vs 128,000 tokens), which can matter for long-document work.
DeepSeek V4.1 Flash 1017 vs GPT-OSS 120B, side by side
| Spec | DeepSeek V4.1 Flash 1017 | GPT-OSS 120B |
|---|---|---|
| Price · input / 1M | $0.0077 | $0.0001 |
| Price · output / 1M | $0.0309 | $0.0006 |
| Context length | 1,048,576 | 128,000 |
| Max output tokens | 393,216 | 16,384 |
| Input modalities | text, image | text |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | — |
| Reasoning | Yes | — |
| % off list | 95% off | 99.8% off |
| First token, median (7 days) | 2.5 s (4,454 requests) | — |
Median prices buyers paid on UberLLM over the last 24 hours. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated October 31, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
DeepSeek V4.1 Flash 1017 vs GPT-OSS 120B — FAQ
Is DeepSeek V4.1 Flash 1017 or GPT-OSS 120B cheaper?
GPT-OSS 120B 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 DeepSeek V4.1 Flash 1017 and GPT-OSS 120B?
DeepSeek V4.1 Flash 1017: $0.0077 in / $0.0309 out per 1M tokens. GPT-OSS 120B: $0.0001 in / $0.0006 out per 1M tokens. That's roughly a 98% blended difference. Prices are live; UberLLM adds no fee.
Can I use both DeepSeek V4.1 Flash 1017 and GPT-OSS 120B 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.