LangChain Reports Top Models by Reach and Work

LangChain posted new data from the LangSmith Signal on model usage over the last two weeks. The company stated gpt-4o-mini was used by 13% of organizations. It reported gpt-4.1-mini accounted for 7% of LLM calls. DeepSeek V4 Flash was the only open-weight model on either list and placed second in reach at 9% of organizations. The post included two dark-themed bar chart screenshots.