PostgreSQL vector search malformed JSON response after RAG pipeline update

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Problem Description After a routine update to the Retrieval‑Augmented Generation (RAG) pipeline, the citation extraction step began returning malformed JSON objects. Downstream the LLM serializer throws errors such as: JSON parsing error: Unexpected token ‘}’ at position 127 ERROR: invalid input syntax for type jsonb Observed symptoms in production logs: API responses missing source_id fields … Read more

Qwen batch processing JSON schema violation errors

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Problem Description When using Qwen’s JSON mode in a batch request, the downstream system receives responses that do not satisfy the predefined JSON schema. Typical symptoms include: Missing required fields (e.g., “id”, “timestamp”) Incorrect data types (e.g., “score” returned as a string instead of a number) Truncated or malformed JSON objects at the end of … Read more