DeepSeek V4.1 Flash vs GPT-6 Luna: price, context and capabilities
DeepSeek V4.1 Flash (deepseek-v4.1-flash) and GPT-6 Luna (gpt-6-luna) side by side, from XiaoZhan AIhub's live catalogue: prices, context window and capabilities. Both are called with the same API key.
| DeepSeek V4.1 Flash | GPT-6 Luna | |
|---|---|---|
| Model ID | deepseek-v4.1-flash | gpt-6-luna |
| Vendor | DeepSeek | OpenAI |
| Category | Text generation | Text generation |
| Context window | 1M | 1.05M |
| Price | Input 0.084Credits/K0.12Credits· | Input 0.0121Credits/K0.0404Credits· |
| Image input | ||
| Web search | ||
| Tool calling | ||
| Reasoning | ||
| JSON mode | ||
| Open weights | ||
| Protocols | OpenAI Chat Completions | OpenAI Chat Completions · OpenAI Responses |
Key differences
- GPT-6 Luna costs less per input token (about 3× cheaper than DeepSeek V4.1 Flash).
- GPT-6 Luna costs less per output token.
- GPT-6 Luna has the longer context window (1.05M vs 1M tokens).
- Only GPT-6 Luna supports web search.
- Only GPT-6 Luna supports image generation.
DeepSeek V4.1 Flash: a 552B-parameter MoE (asymmetric causal encoder-decoder) with native multimodal vision, 1M context and up to 384K output, thinking mode on by default, connected to DeepSeek directly. Billed at DeepSeek's official peak / off-peak prices: full price on weekdays 9:00-12:00 and 14:00-18:00 Beijing time, half price at all other times, including weekends and public holidays.
OpenAI GPT-6 Luna tier, the most economical of the series, for focused high-concurrency tasks. 1.05M context, adjustable reasoning effort, with web search and image generation ready to use; very long prompts are priced in a separate tier.
FAQ
- Can I call DeepSeek V4.1 Flash and GPT-6 Luna with the same API key?
- Yes. Create one API key on XiaoZhan AIhub, set your SDK's base_url to https://api.dflop.top/v1, and switch between them by putting deepseek-v4.1-flash or gpt-6-luna in the model field.
- How are DeepSeek V4.1 Flash and GPT-6 Luna billed?
- Each is billed by its own pricing (see the price row above); prices are in credits, 60 credits = ¥1. Failed requests are not charged.