DeepSeek V4 Flash 0731 Fast vs Reflection: Beam 1.0 501B A23B
deepseek/deepseek-v4-flash-0731-fast · reflection/beam-1.0-501b-a23b
As of November 4, 2026, Reflection: Beam 1.0 501B A23B is the cheaper API on UberLLM: $0.0750 per million input tokens and $0.3000 per million output, versus $0.2095 / $0.4189 for DeepSeek V4 Flash 0731 Fast, about 34% 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 Reflection: Beam 1.0 501B A23B to cut cost; choose DeepSeek V4 Flash 0731 Fast when its capabilities fit your task better.
DeepSeek V4 Flash 0731 Fast vs Reflection: Beam 1.0 501B A23B, side by side
| Spec | DeepSeek V4 Flash 0731 Fast | Reflection: Beam 1.0 501B A23B |
|---|---|---|
| Price · input / 1M | $0.2095 | $0.0750 |
| Price · output / 1M | $0.4189 | $0.3000 |
| Context length | 1,000,000 | 1,048,576 |
| Max output tokens | 32,768 | 943,718 |
| Input modalities | text | text |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | 40.2% off | 70% off |
| First token, median (7 days) | 1.5 s (1,443 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 Reflection: Beam 1.0 501B A23B — FAQ
Is DeepSeek V4 Flash 0731 Fast or Reflection: Beam 1.0 501B A23B cheaper?
Reflection: Beam 1.0 501B A23B is cheaper on a blended token mix, by about 34%. 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 Reflection: Beam 1.0 501B A23B?
DeepSeek V4 Flash 0731 Fast: $0.2095 in / $0.4189 out per 1M tokens. Reflection: Beam 1.0 501B A23B: $0.0750 in / $0.3000 out per 1M tokens. That's roughly a 34% blended difference. Prices are live; UberLLM adds no fee.
Can I use both DeepSeek V4 Flash 0731 Fast and Reflection: Beam 1.0 501B A23B 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.