voyage-code-2 is a text embedding model optimized for code retrieval. In practice, it takes inputs like source code snippets, function names, comments, error messages, or technical questions and converts them into fixed-length numeric vectors (embeddings). Those vectors are designed so that items with similar meaning—such as two implementations of “retry with exponential backoff,” or a query like “parse JWT token” and the corresponding code that does it—end up close together in vector space. This makes voyage-code-2 useful for semantic code search, code-aware RAG retrieval, and “find similar code” features that don’t depend on exact keyword matches. :contentReference[oaicite:0]{index=0}
From a specs standpoint, voyage-code-2 is commonly described with 1536 embedding dimensions and a 16,000 token maximum input length, which gives you flexibility to embed substantial code blocks or longer technical passages. It is also presented as “Milvus integrated” in Zilliz’s model guide, meaning it’s intended to be used in the standard “embed → store → search” workflow. That workflow typically looks like: chunk your repository or docs into retrievable units (functions, files, doc sections), embed each unit, store embeddings, then embed queries and retrieve top-k matches by similarity. :contentReference[oaicite:1]{index=1}
In production, voyage-code-2 is most often paired with a vector database such as Milvus or Zilliz Cloud (managed Milvus). The model produces embeddings; the vector database stores and indexes those embeddings so you can search quickly at scale. This architecture is especially helpful when your codebase is large and naming conventions are inconsistent, because embeddings can match “intent” even when identifiers differ. The key is that voyage-code-2 is not a compiler or static analyzer; it’s a retrieval-oriented embedding model that makes semantic similarity search over code and code-adjacent text practical. :contentReference[oaicite:2]{index=2}
For more information, click here: https://zilliz.com/ai-models/voyage-code-2