DeepSeek: DeepSeek V4 Flash 0423 vs DeepSeek: DeepSeek V4 Flash 0731
Based on weekly OpenRouter usage tracked by AI Tier List, DeepSeek: DeepSeek V4 Flash 0731 ranks #1 overall — ahead of DeepSeek: DeepSeek V4 Flash 0423 at #4.
DeepSeek: DeepSeek V4 Flash 0423 vs DeepSeek: DeepSeek V4 Flash 0731: which should you use?
Choose DeepSeek: DeepSeek V4 Flash 0423 if…
On every published figure — price, context, benchmarks — it does not come out ahead of DeepSeek: DeepSeek V4 Flash 0731.
Choose DeepSeek: DeepSeek V4 Flash 0731 if…
- It sees more real traffic — #1 overall on OpenRouter's weekly ranking, against #4 for DeepSeek: DeepSeek V4 Flash 0423.
- Higher Artificial Analysis agentic score — 48.4 vs 31.1.
- It is the newer model — released Jul 2026 against Apr 2026.
Spec Comparison
| DeepSeek: DeepSeek V4 Flash 0423 | DeepSeek: DeepSeek V4 Flash 0731 | |
|---|---|---|
| Author | deepseek | deepseek |
| Input price (per 1M tokens) | $0.14 | $0.14 |
| Output price (per 1M tokens) | $0.28 | $0.28 |
| Context window | 1M | 1M |
| Input modalities | text | text |
| Output modalities | text | text |
| AA Intelligence | — | 51.8 |
| AA Coding | — | 69.1 |
| AA Agentic | 31.1 | 48.4 |
| Released | Apr 2026 | Jul 2026 |
What DeepSeek: DeepSeek V4 Flash 0423 and DeepSeek: DeepSeek V4 Flash 0731 actually cost to run
On a read-heavy job — 1M tokens in, 100K out — DeepSeek: DeepSeek V4 Flash 0423 costs $0.17 and DeepSeek: DeepSeek V4 Flash 0731 costs $0.17.
Flip the shape — 100K in, 1M out — and it becomes $0.29 for DeepSeek: DeepSeek V4 Flash 0423 versus $0.29 for DeepSeek: DeepSeek V4 Flash 0731.
Both figures are the published per-token rates multiplied out; caching and batch discounts are not included.
Usage Rank by Task
| Task | DeepSeek: DeepSeek V4 Flash 0423 | DeepSeek: DeepSeek V4 Flash 0731 |
|---|---|---|
| Overall | #4 | #1 |
| Memory Extraction | #2 | #6 |
| Multi-step Planning | #1 | #2 |
| Tool Dispatch | #1 | #2 |
| Web Search | #1 | #4 |
| Agent Workflows | #3 | #5 |
| Classification & Tagging | #1 | #9 |
| Debugging | #4 | #3 |
| DevOps Config | #5 | #2 |
| File Read/Write | #4 | #3 |
| Frontend UI | #4 | #2 |
| Code Implementation | #6 | #3 |
| Repo Analysis | #4 | #3 |
| Code Review & Security | #4 | #3 |
| Shell Execution | #7 | #6 |
About DeepSeek: DeepSeek V4 Flash 0423 and DeepSeek: DeepSeek V4 Flash 0731
DeepSeek: DeepSeek V4 Flash 0423
Built by deepseek · released Apr 2026 · 1M-token context
DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...
DeepSeek: DeepSeek V4 Flash 0731
Built by deepseek · released Jul 2026 · 1M-token context
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....
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FAQ
Which is better, DeepSeek: DeepSeek V4 Flash 0423 or DeepSeek: DeepSeek V4 Flash 0731?
Based on weekly OpenRouter usage tracked by AI Tier List, DeepSeek: DeepSeek V4 Flash 0731 ranks #1 overall — ahead of DeepSeek: DeepSeek V4 Flash 0423 at #4.
Which is cheaper, DeepSeek: DeepSeek V4 Flash 0423 or DeepSeek: DeepSeek V4 Flash 0731?
The two models have identical or incomparable published input prices.
Usage ranks are weekly data aggregated by OpenRouter. Prices are USD per 1M tokens.