Trend · 2 min read
Why Hasn't DeepSeek R2 Shipped? The Stakes Behind the Wait
R2 has been rumored and denied repeatedly since DeepSeek-R1 shook the industry. Reports say CEO Liang Wenfeng's high bar is the main reason for the delay.
All coverage under this tag.
R2 has been rumored and denied repeatedly since DeepSeek-R1 shook the industry. Reports say CEO Liang Wenfeng's high bar is the main reason for the delay.
OpenAI released the gpt-oss-120b and 20b open-weight reasoning models on August 5, 2025 — its first open weights since GPT-2.
On September 12, 2024, OpenAI released o1 (codenamed Strawberry), the first model trained via RL to think at length before answering — redefining reasoning.