DeepSeek V4 API Cost Calculator

The same model, different price tags. Compare what DeepSeek V4 actually costs per month across official and reseller APIs — the cheapest way to run DeepSeek is often not DeepSeek's own portal.

DeepSeek V4 Flash — cheap workhorse

* OpenRouter reflects its cheapest routing partner ($0.05/$0.16); actual cost varies by route.
* DeepSeek Official uses peak/off-peak average. Off-peak: $0.22/$0.66 → total shown ×0.67. Peak: $0.44/$1.32 → ×1.33.

DeepSeek V4 Pro — reasoning / coding

* OpenRouter routes to multiple hosts — cheapest currently $0.58/$1.74; DeepSeek's official endpoint via OpenRouter: $0.66/$1.98. Prices shift frequently.
* DeepSeek Official uses peak/off-peak average. Off-peak: $0.66/$1.98 → total shown ×0.67. Peak: $1.32/$3.96 → ×1.33.

Cache hits are dramatically cheaper at DeepSeek Official ($0.007–$0.044/M) and low at resellers — if your app reuses long prompts, real bills come in far below these estimates. Krater.ai is subscription-based ($20/mo for 1,500 credits, 350+ models), excluded from per-token comparison — worth a look if your usage is spiky.

Prices checked August 2026 against each provider's official pricing pages; Novita and DeepSeek Official verified against live dashboards. Transparency: links marked ref link are affiliate links — we may earn a commission if you sign up, at no extra cost to you. This never affects the comparison: cheapest option is highlighted in green regardless of who pays us. Verify current rates before committing spend.