DeepSeek V4 Flash 0731 Fast vs Meta: Muse Spark Open
deepseek/deepseek-v4-flash-0731-fast · meta-llama/muse-spark-open
As of November 4, 2026, DeepSeek V4 Flash 0731 Fast is the cheaper API on UberLLM: $0.2660 per million input tokens and $0.5320 per million output, versus $0.3750 / $1.27 for Meta: Muse Spark Open, about 56% 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 Flash 0731 Fast to cut cost; choose Meta: Muse Spark Open when context size wins. Meta: Muse Spark Open carries the larger context window (1,048,576 vs 1,000,000 tokens), which can matter for long-document work.
DeepSeek V4 Flash 0731 Fast vs Meta: Muse Spark Open, side by side
| Spec | DeepSeek V4 Flash 0731 Fast | Meta: Muse Spark Open |
|---|---|---|
| Price · input / 1M | $0.2660 | $0.3750 |
| Price · output / 1M | $0.5320 | $1.27 |
| Context length | 1,000,000 | 1,048,576 |
| Max output tokens | 32,768 | 943,718 |
| Input modalities | text | text, image, video, audio, file |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | — | Yes |
| Reasoning | Yes | Yes |
| % off list | 24% off | 70% off |
| First token, median (7 days) | 2.5 s (469 requests) | — |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 4, 2026.
DeepSeek V4 Flash 0731 Fast vs Meta: Muse Spark Open — FAQ
Is DeepSeek V4 Flash 0731 Fast or Meta: Muse Spark Open cheaper?
DeepSeek V4 Flash 0731 Fast is cheaper on a blended token mix, by about 56%. 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 Flash 0731 Fast and Meta: Muse Spark Open?
DeepSeek V4 Flash 0731 Fast: $0.2660 in / $0.5320 out per 1M tokens. Meta: Muse Spark Open: $0.3750 in / $1.27 out per 1M tokens. That's roughly a 56% blended difference. Prices are live; UberLLM adds no fee.
Can I use both DeepSeek V4 Flash 0731 Fast and Meta: Muse Spark Open 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.