DeepSeek V4 peak and off peak pricing hours: peak is Beijing 09:00-12:00 and 14:00-18:00 Mon-Fri (01:00-04:00 / 06:00-10:00 UTC), the off-peak discount is 50% off, and weekends are off peak all day since 2026-08-23. Dated conformance vectors + a 30-line reference implementation. CC0.
timezone utc billing cost-optimization weekday conformance-tests test-vectors pricing-data deepseek llm-pricing llm-cost deepseek-api api-pricing time-of-use deepseek-v4 token-costs beijing-time off-peak peak-off-peak weekend-pricing
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Updated
Aug 23, 2026 - Python