DeepSeek is the company’s family of large-scale language models used in its chat and API services. Official disclosures describe DeepSeek foundational models as large language models for text generation, conversation, tables, and code; current official API/model pages list DeepSeek V4-Pro and V4-Flash as available DeepSeek models.
Pricing
Official page also lists deepseek-v4-pro at $0.435 per 1M input tokens cache miss, $0.003625 per 1M input tokens cache hit, and $0.87 per 1M output tokens; page notes DeepSeek plans to raise API service pricing in the near future.
First-party DeepSeek API pricing page states prices are per 1M tokens and lists deepseek-v4-flash at $0.14 per 1M input tokens on cache miss, $0.0028 per 1M input tokens on cache hit, and $0.28 per 1M output tokens. The page lists another DeepSeek model tier as well, so this finding records the current deepseek-v4-flash API rate under the DeepSeek product.