DeepSeek V4.1 Flash by DeepSeek demonstrates competitive pricing. View detailed benchmark data including scores across coding, math, reasoning, speed, and cost metrics.
Specifications last checked against the provider on . Benchmark scores carry their own source, linked beside each number.
General Benchmarks
Artificial Analysis composite intelligence score across 10 sub-benchmarks
Artificial Analysis (via OpenRouter)Reasoning Benchmarks
Multi-turn service agent making tool calls under strict policy constraints
OpenRouter (measured)Cost Benchmarks
Cost per 1M cached input tokens — the price that actually applies to a long agent conversation
OpenRouter APIContext Benchmarks
Available from 25 providers
The same model costs different amounts depending on who serves it. You can bring your own key for 8 of these — connect it here.
| Provider | Input / 1M | Output / 1M | Cached in | Context | Your key |
|---|---|---|---|---|---|
| NaN | $0 | $0 | — | 1.0M | — |
| ClinePass | $0.15 | $0.6 | $0.003 | 1.0M | — |
| DeepSeek | $0.15 | $0.6 | $0.003 | 1.0M | Supported |
| DevPass (LLM Gateway) | $0.15 | $0.6 | $0.003 | 1.1M | — |
| Merge Gateway | $0.15 | $0.6 | $0.003 | 1.0M | — |
| NanoGPT | $0.15 | $0.6 | $0.003 | 1.0M | — |
| OpenCode Go | $0.15 | $0.6 | $0.003 | 1.0M | — |
| OpenRouter | $0.15 | $0.6 | $0.003 | 1.0M | Supported |
| AIHubMix | $0.155 | $0.62 | $0.0031 | 1.0M | — |
| Deep Infra | $0.2 | $0.6 | $0.006 | 1.0M | Supported |
| Fireworks AI | $0.22 | $0.66 | $0.007 | 1.0M | Supported |
| LLM Gateway | $0.22 | $0.66 | $0.007 | 1.0M | — |
| GreenPT | $0.255552 | $1.27776 | $0.0127776 | 1.0M | — |
| CrossModel | $0.27 | $1.08 | $0.0054 | 1.0M | — |
| Baseten | $0.3 | $1.2 | $0.03 | 1.0M | Supported |
| Charm Hyper | $0.3 | $1.2 | $0.03 | 1.0M | — |
| Eden AI | $0.3 | $1.2 | $0.006 | 1.0M | — |
| Hugging Face | $0.3 | $1.2 | — | 1.0M | Supported |
| Kilo Gateway | $0.3 | $1.2 | $0.006 | 1.0M | — |
| Ofox | $0.3 | $1.2 | $0.006 | 1.0M | — |
| Together AI | $0.3 | $1.2 | $0.006 | 1.0M | Supported |
| Vercel AI Gateway | $0.3 | $1.2 | $0.006 | 1.0M | Supported |
| Venice AI | $0.375 | $1.5 | $0.0075 | 1.0M | — |
| Requesty | $0.5 | $1.5 | $0.05 | 1.0M | — |
| Ollama Cloud | — | — | — | 1.0M | — |
DeepSeek V4.1 Flash — Benchmark Scores Overview
Scores normalized to percentage scale for visual comparison. ELO scores mapped to 0-100 range (1100-1500).
DeepSeek V4.1 Flash — Frequently Asked Questions
How much does DeepSeek V4.1 Flash cost?
DeepSeek V4.1 Flash costs $0.30 per 1M input tokens and $1.2 per 1M output tokens. This makes it one of the more affordable models.
What is the context window of DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash has a context window of 1.0M tokens. This determines how much text, conversation history, and code the model can process in a single request.
Who created DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash was created by DeepSeek. It is classified as a open source model in our catalogue.
Is DeepSeek V4.1 Flash open source?
Yes, DeepSeek V4.1 Flash is an open-source model. The model weights are publicly available for download and self-hosting.