On a recent earnings call, Pinterest chief executive Bill Ready explained how the company is turning to open‑source artificial‑intelligence models to slash costs while preserving performance across its visual‑AI features, including personalized recommendations, multimodal search, ad targeting and the new AI‑powered Pinterest Assistant. Ready said tests show open‑source models delivering comparable results at a fraction of the price of proprietary alternatives, offering what he described as orders‑of‑magnitude cost reductions. The company plans to expand the use of these models, while also exploring agentic commerce options and AI‑curated boards. The announcement came as Pinterest’s stock fell more than 21% after a revenue forecast miss. Read more →