haystack
reference corpus · status live · domain AI (AI, prompts and agents) · lane A · refresh pinned · tags GLOBAL · RAG · PIPELINES · NLP · RETRIEVAL
What an agent uses it for
An agent building a production RAG/NLP pipeline queries this for composable retriever/reader/generator components.
curl -fsSLO https://raw.githubusercontent.com/xerj-org/xerj/corpus-hub/tools/xerj-code/hub/haystack.jsonxerj corpus add --from ./haystack.jsonxerj corpus index haystack then xerj code haystack "your question"Needs the xerj CLI and a local node running; the copy prompt covers both, checks each step, and shows how to stop only the node you started. No shell: the MCP tool xerj_code_search with corpus: "haystack", once the corpus is indexed on the node.
Sources and pins
| source | pin | licence | size | review note |
|---|---|---|---|---|
| haystack | 441023dc1844 | Apache-2.0 | 101.3 MB / 12,127 files | licence host-verified (ok-spdx): Apache-2.0 |
101.3 MB across 12,127 files. Added 2026-10-13.
Rights
Apache-2.0. Redistribution permitted with attribution per the licence review. The review block records a human opening each licence file at the pin. Detector output is a hint, never the verdict.
Retrieval spot-check (G7)
Not yet spot-checked. Queries are pre-registered in the registry before grading.