DeepSeek V4 Flash vs DeepSeek V4 Pro Base
At a Glance
| Compare |  DeepSeek V4 FlashDeepSeek | DeepSeek V4 Pro BaseDeepSeek |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.0868Openrouter ↗ · Aug 28, 2026 | Not reported |
| Output priceFrom · USD / 1M tokens | $0.1736Openrouter ↗ · Aug 28, 2026 | Not reported |
| Context windowMaximum documented tokens | 1,049K | 1,049K |
| Model facts checked | Aug 28, 2026View model evidence → | Aug 28, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | DeepSeek-V4-Flash | DeepSeek-V4-Pro-Base |
|---|---|---|
| Developer | DeepSeek | DeepSeek |
| Family | Deepseek V4 Flash | Deepseek V4 Pro Base |
| Model | DeepSeek-V4-Flash | DeepSeek-V4-Pro-Base |
| Version | DeepSeek-V4-Flash | DeepSeek-V4-Pro-Base |
| Lifecycle | retired | active |
| Released | 2026-04-24 | 2026-04-24 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,049K |
| Total parameters | 290.9B | 1.6T |
| Active parameters | 13B | Unknown |
| License | mit | Unknown |
| Open weights | Yes | Yes |
| API available | Yes | Unknown |
| Self-hostable | Yes | Yes |
| Provider access | DeepSeek (Standard), Deepinfra (Standard), Fireworks Ai (Standard), Hugging Face (Standard), Openrouter (Standard) | Unknown |
| Capabilities | chat, generation, reasoning | generation |
DeepSeek V4 Flash Capabilities
DeepSeek V4 Pro Base Capabilities
Related Comparisons
All text comparisons →| A | Pair | B | Context |
|---|---|---|---|
DeepSeek-V4-FlashDeepSeek | vs |  GPT-6 AstraOpenAI | cross-developer peerstext |
Claude Fable 5.1Anthropic | vs | DeepSeek-V4-FlashDeepSeek | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs | DeepSeek-V4.1-FlashDeepSeek | family variantstext |
DeepSeek-V4-FlashDeepSeek | vs | Grok 4.6xAI | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
 MiniMax-M3MiniMax | vs | DeepSeek-V4-FlashDeepSeek | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  GLM-5.3Z.ai | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | DeepSeek-V4-FlashDeepSeek | cross-developer peerstext |
DeepSeek-V4-FlashDeepSeek | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
DeepSeek V4 Flash vs DeepSeek V4 Pro Base FAQs
Is DeepSeek V4 Flash or DeepSeek V4 Pro Base better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek V4 Flash and DeepSeek V4 Pro Base, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
Only DeepSeek V4 Flash has a directly sourced input price: $0.0868 per million tokens. Only DeepSeek V4 Flash has a directly sourced output price: $0.1736 per million tokens.
Which has a larger context window, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
Neither model has a larger sourced context window in this comparison. DeepSeek V4 Flash is 1,049K and DeepSeek V4 Pro Base is 1,049K.
Which performs better in benchmarks, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can DeepSeek V4 Flash or DeepSeek V4 Pro Base be self-hosted?+
Both models have the same recorded self-hosting status: supported. DeepSeek V4 Flash is open weight; DeepSeek V4 Pro Base is open weight.
Can DeepSeek V4 Flash and DeepSeek V4 Pro Base understand images?+
DeepSeek V4 Flash is not documented with image input; DeepSeek V4 Pro Base is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
Neither has a larger sourced maximum output. DeepSeek V4 Flash is — and DeepSeek V4 Pro Base is —.
Do DeepSeek V4 Flash and DeepSeek V4 Pro Base support reasoning and tool use?+
DeepSeek V4 Flash: reasoning. DeepSeek V4 Pro Base: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
DeepSeek V4 Flash has 5 sourced provider routes; DeepSeek V4 Pro Base has 0, so DeepSeek V4 Flash has broader tracked availability.
Which offers better value, DeepSeek V4 Flash or DeepSeek V4 Pro Base?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.