DeepSeekAPI Editor Choice
DeepSeek V4.1 Flash API
9.2/10Efficiency Score
$0.15/1M tokens
Pricing Details
Input Tokens$0.15/1M
Output Tokens$0.6/1M
Context Window1M
Rate Limit并发上限 2500
Features
🆕 11/05 官方 quick_start/pricing 复核：DeepSeek V4.1 Flash 峰谷价与上次核实一致（无变动）
🆕 10/28 官网定价核实：model id 为 deepseek-flash，实际由 DeepSeek-V4.1-Flash-1017 服务
Off-peak: $0.15 input / $0.003 cached / $0.60 output per 1M
Peak: $0.30 input / $0.006 cached / $1.20 output per 1M
Off-peak covers all hours outside UTC Mon-Fri 01:00-04:00 and 06:00-10:00, plus weekends and Chinese public holidays
1M context window, 384K max output
Concurrency limit 2500
Legacy names deepseek-v4-flash and deepseek-v4-flash-vision-exp still accepted
Best For
cost_sensitive_agentshigh_volumecoding