Vercel's July 2026 Production Index shows open-weight models at 29% of token volume on under 4% of spend. DeepSeek hits 22.6%. Price per token flattens after May's 20% jump.
OpenAI released Privacy Filter, an open-weight 1.5B parameter model for detecting and redacting PII in text. It runs locally, supports 128K context, and hits 97.43% F1.