ZeroEntropy reranker
Reorders retrieved memories using ZeroEntropy's hosted rerank API, selected via RERANKER_PROVIDER=zero_entropy. Reranking reorders retrieved memories by relevance after hybrid search.
Enable it
bash
RERANKER_PROVIDER=zero_entropy
ZEROENTROPY_API_KEY=<your-zeroentropy-key>Configuration
| Variable | Default | Description |
|---|---|---|
RERANKER_PROVIDER | none | Set to zero_entropy. |
ZEROENTROPY_API_KEY | none | ZeroEntropy API key sent as a bearer token. |
The rerank model defaults to zerank-1.
Notes
- Calls ZeroEntropy's hosted API at
https://api.zeroentropy.dev/v1/models/rerank; requires network access and a valid key. - If
ZEROENTROPY_API_KEYis unset, a warning is logged at init and rerank calls fail at runtime. - Response parsing assumes a Cohere-style
{"results": [{"index", "relevance_score"}]}contract.