OpenClaw 记忆实战：从「向量搜索挂了也能用」到用 NVIDIA 免费 API 补全最后一块拼图
OpenClaw 记忆系统的向量检索默认不可用——但 BM25 文本搜索兜底让系统照常运转了两周。当你发现「不配 embedding 也能跑」，到底要不要修？怎么用 NVIDIA 免费 API 零成本补上？
BM25
OpenClaw Memory in Practice: From 'Vector Search Is Down But Everything Still Works' to Zero-Cost NVIDIA Embeddings
·1697 words·
8 min
OpenClaw’s vector retrieval silently failed — but BM25 text search kept the memory system running for two weeks unnoticed. Should you even bother fixing it? Here’s how I used NVIDIA’s free embedding API to complete the picture at zero cost.