DeepSeek-V4-Pro Reaches GA with Agent Gains and Peak/Off-Peak API Pricing
Original titleDeepSeek-V4-Pro Update
AISummary
DeepSeek has made DeepSeek-V4-Pro generally available on its app, web, and API, with the API model name set to deepseek-v4-pro. The release reports agent benchmark results, including 87.9 on Terminal Bench 2.1 and 74.1 on Toolathlon-Verified.
It also adds native OpenAI Responses API support, low/high/max thinking effort levels, and off-peak API prices set at half of peak prices starting 16:00 UTC on August 16, 2026.
AIWhy it matters
The update pairs new agent benchmark results with API format and pricing changes, so developers can judge both capability and cost impact before migrating.
Source: DeepSeek API News · api-docs.deepseek.com