DeepSeek V4 Flash API pricing — what it really costs
DeepSeek V4 Flash (DeepSeek) costs $0.140 per 1M input tokens and $0.280 per 1M output tokens — with prompt caching, cached input drops to $0.003. Najtansza opcja w zestawieniu. Prices verified 2026-07-05; we track the price you are actually billed today, including promotional rates.
Price per 1M tokens
| Input | Output | Cached input |
|---|---|---|
| $0.140 | $0.280 | $0.003 |
Real monthly costs on DeepSeek V4 Flash
Three realistic workloads, computed from the prices above (cached share billed at the cache-read rate where the provider offers one):
Customer-support chatbot
$0.255/mo
2M input + 0.5M output tokens/month, 60% of input served from prompt cache
RAG / document Q&A
$1.16/mo
20M input + 1M output tokens/month, 70% cached (shared context)
Agentic coding assistant
$2.91/mo
50M input + 5M output tokens/month, 80% cached (long sessions)
Want exact numbers for your usage? Open the calculator — same verified prices, your token volumes.
Compare DeepSeek V4 Flash
- DeepSeek V4 Flash vs Gemini 3.1 Flash-Lite — which is cheaper?
- DeepSeek V4 Flash vs DeepSeek V4 Pro — which is cheaper?
FAQ
How much does the DeepSeek V4 Flash API cost?
DeepSeek V4 Flash costs $0.140 per 1M input tokens and $0.280 per 1M output tokens. Cached input tokens cost $0.003 per 1M. Note: Najtansza opcja w zestawieniu. Pricing verified 2026-07-05.
What does a typical workload cost on DeepSeek V4 Flash?
Customer-support chatbot: about $0.255/month (2M input + 0.5M output tokens/month, 60% of input served from prompt cache). RAG / document Q&A: about $1.16/month (20M input + 1M output tokens/month, 70% cached (shared context)). Agentic coding assistant: about $2.91/month (50M input + 5M output tokens/month, 80% cached (long sessions))
Is DeepSeek V4 Flash expensive compared to other models?
No — DeepSeek V4 Flash is currently the cheapest model in our comparison of 15 popular API models.