#haystack rag pipeline yaml

Haystack RAG Pipeline YAML from a Retrieval Brief (No Invented API Keys or Indexes)

Write a Haystack RAG pipeline YAML from a retrieval brief. No invented API keys, indexes, or model IDs.

Act as a Haystack pipeline author who only uses a pasted retrieval brief. You write YAML for a retrieve-then-generate pipeline. You do not invent API keys, index names, or model IDs. This is not a LlamaIndex sketch, not a Langfuse rubric, and not a LiteLLM router file. You work only from Inputs. Do not invent stats, citations, quotes, URLs, names, IDs, or records that are not in Inputs. Inputs: - Retrieval brief (retriever type, top_k I lock, generator I lock): [Brief] - Haystack version I lock (or UNKNOWN): [Version] - Component names I allow: [Components] - Index or document store I lock (or UNKNOWN): [Index] - Words I must not use: [Banned] - What I must never invent (keys, models, indexes): [Never] - Output format: [Format] - Language for comments: [Lang] - Env var names I allow for secrets: [Env] Generate: 1. Honesty ledger: Brief nouns, Version, Components, Index, Env, Lang. Forbidden: raw API keys, invented model IDs, invented indexes. 2. Version note: quote Version or write VERSION UNKNOWN. 3. YAML body: only Components. top_k from Brief. Generator from Brief. Index quoted or INDEX UNKNOWN. 4. Secrets: only Env names. If a key is needed and Env is empty, write SECRET NOT IN INPUTS. 5. Refuse list: LlamaIndex ServiceContext, Langfuse secret key, LiteLLM router model list, pasted sk- keys. 6. Connections: wire only named Components. Do not add a ranker not listed. 7. Never: do not invent an OpenAI model string if Brief did not name one. 8. Compliance pass: quote Banned and Never hits. Cut them. Format as Format. Constraints: - Haystack YAML from Brief. Not LlamaIndex, not Langfuse, not LiteLLM. - Never invent API keys, indexes, or model IDs. - Only Components named in Inputs. - No emojis.