Which model is better: Claude 4 Opus or DeepSeek V4 Flash Vision (Exp)?
DeepSeek V4 Flash Vision (Exp) is 98.5% cheaper for input tokens ($0.22 vs. $15.00 per 1M tokens) and $0.65 vs. $75.00 for output tokens (68.2x cost advantage). In terms of operational performance, DeepSeek V4 Flash Vision (Exp) delivers lower response latency at 310ms TTFT (610ms faster than Claude 4 Opus) with 165 vs. 46 tok/s throughput. DeepSeek V4 Flash Vision (Exp) leads coding evaluations at 77.4% SWE-bench Verified vs. 77.2% for Claude 4 Opus and 91.3% vs. 87.1% on GPQA Diamond.
Verified daily via automated API latency tests and official documentation.
Zero-Shot RAG Verified
Verified Performance & Unit Economics Delta (12 Dimensions)
Daily synchronized metrics across token pricing, prompt cache economics, latency, throughput, and 5 capability benchmarks.
Which is cheaper: Claude 4 Opus or DeepSeek V4 Flash Vision (Exp)?
DeepSeek V4 Flash Vision (Exp) is cheaper at $0.22/1M input tokens ($0.65/1M output) compared to $15.00/1M input ($75.00/1M output) for Claude 4 Opus.
Which model has lower TTFT latency and higher tok/s throughput: Claude 4 Opus or DeepSeek V4 Flash Vision (Exp)?
DeepSeek V4 Flash Vision (Exp) delivers faster first-token latency at 310ms TTFT (165 tok/s throughput) compared to 920ms TTFT (46 tok/s) for Claude 4 Opus.
How do Claude 4 Opus and DeepSeek V4 Flash Vision (Exp) compare on SWE-bench coding and GPQA Diamond reasoning?
On SWE-bench Verified software engineering, Claude 4 Opus scores 77.2% versus 77.4% for DeepSeek V4 Flash Vision (Exp). On GPQA Diamond graduate-level STEM reasoning, Claude 4 Opus scores 87.1% versus 91.3% for DeepSeek V4 Flash Vision (Exp) (and 98.1% vs 96.4% on MATH-500).
When should you choose Claude 4 Opus?
Choose Claude 4 Opus (Anthropic) for mission-critical R&D, long-horizon autonomous coding tasks, complex theorem proving, and executive strategic synthesis — offering a 204k context window, 920ms TTFT, and $15.00/1M input pricing ($1.500/1M cached reads).
When should you choose DeepSeek V4 Flash Vision (Exp)?
Choose DeepSeek V4 Flash Vision (Exp) (DeepSeek) for ultra-low-cost open-weight multimodal MoE built for high-throughput visual document OCR, chart interpretation, and real-time autonomous coding agents — offering a 1,048k context window, 310ms TTFT, and $0.22/1M input pricing ($0.007/1M cached reads).
