Google ADK and OpenAI Agents SDK debut simultaneously; Qwen3 235B ships

Google unveils ADK agent framework and OpenAI releases Agents SDK on April 9. Alibaba simultaneously launches Qwen3 lineup from 0.6B to 235B parameters. SiFive closes Series G at $400 million led by Atreides and NVIDIA, valuing the RISC-V chip IP house at $3.65 billion.