[imagem] Why is my AI forum helper struggling to answer questions? AI consolidates a very long conversation Oh, I see now, thanks for the explanation, that’s what I was missing. Btw, I know often there’s reranking in more advances RAG. Is there something like reranking in how Discourse handle…

reranking is a work-in-progress. @Falco / @Roman implemented a basic reranker in discourse: plugins/discourse-ai/config/settings.yml f9424a549 ai_hugging_face_tei_reranker_endpoint: default: "" ai_hugging_face_tei_reranker_endpoint_srv: …

Awesome! So currently this is off by default, and can’t be configured easily on a hosted (pro) plan?

not sure, lets wait for @Falco to answer.

Hi @Falco is there any way to enable the reranker for testing or maybe a timeline?

We just deployed a big improvement to the underlying tech that powers semantic search in Discourse in DEV: Re-introduce PG Vector 0.8.0 upgrade by romanrizzi · Pull Request #35233 · discourse/discourse · GitHub . Can you retry your use case now, it’s already deployed to your site. My expectation is …

Thanks Falco! Will this work only for the semantic search over Discourse topics, or also for RAG documents uploaded to a persona? From my own experience, the AI works quite well with forum topics (i.e. on ask.discourse), but not that well with uploaded docs to a persona (or I haven’t found the best…

It affects all uses of embeddings in Discourse, including Related Topics, RAG, Search, Composer category and tag suggestions, etc.

Hey @tpetrov , did the results improve with the new embeddings model?

Hey Falco, I’m sorry, I haven’t had time to test extensively, so cannot really say. I guess there’s no way to sitch between the two to compare?

[imagem] tpetrov: I guess there’s no way to sitch between the two to compare? Not now, the old and new models were available for a couple of months, but we recently retired the old ones in our hosting.

Explorando Opções de Reranking para IA de Discurso

Suporte

Falco (Falco) Outubro 16, 2025, 4:16pm 12

Isso afeta todos os usos de embeddings no Discourse, incluindo Tópicos Relacionados, RAG, Pesquisa, sugestões de categorias e tags do Composer, etc.

Tópico		Respostas	Visualizações
Discourse AI and retrieval augmented generation Feature ai	3	825	29 de Abril de 2024
RAG capacities of discourse-ai Support ai	7	392	19 de Setembro de 2024
Why is my AI forum helper struggling to answer questions? Support ai , ai-bot	4	387	15 de Outubro de 2025
Advice on a support bot for a technical support forum (Discourse AI vs Discourse Chatbot) General ai-bot , ai	54	4134	26 de Abril de 2026
Improving quality of search filters in Discourse AI Support ai	14	664	28 de Junho de 2024

Explorando Opções de Reranking para IA de Discurso

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