Compare DeepSeek V4 Flash (DeepSeek) and DeepSeek V4 Pro (DeepSeek) by price, context, capabilities, and latency.
Side by side
Compare price, provider, context, capabilities, latency, and source basis.
| Model | Provider | Input | Output | Context | Capabilities | Best for | Latency | Status | Source |
|---|---|---|---|---|---|---|---|---|---|
| DeepSeek V4 Flashdeepseek-v4-flash | DeepSeek | $0.112 / 1M tokens | $0.224 / 1M tokens | 128k | Tool callingJSON modeLong contextReasoning | low-cost Chinese tasks, long-context summary | 700-2200ms | Catalog | OpenRouter if available |
| DeepSeek V4 Prodeepseek-v4-pro | DeepSeek | $1.74 / 1M tokens | $3.47 / 1M tokens | 128k | Tool callingJSON modeStreamingReasoning | complex reasoning, agentic coding | 1100-3400ms | Production | Platform curated |
FAQ
DeepSeek V4 Flash is cheaper ($0.112 / 1M tokens input / $0.224 / 1M tokens output) vs DeepSeek V4 Pro ($1.74 / 1M tokens input / $3.47 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.
Both offer the same context window: 128k tokens.
Both target Chinese. Pick DeepSeek V4 Flash to optimize cost, or DeepSeek V4 Flash for the longer context window. Test both on real prompts before committing production traffic.