Model opus not found on slash commands

[thibaud57]

Checked other resources

• This is a bug, not a usage question. For questions, please use the LangChain Forum (https://forum.langchain.com/).
• I added a clear and descriptive title that summarizes this issue.
• I used the GitHub search to find a similar question and didn't find it.
• I am sure that this is a bug in LangChain rather than my code.
• The bug is not resolved by updating to the latest stable version of LangChain (or the specific integration package).
• I read what a minimal reproducible example is (https://stackoverflow.com/help/minimal-reproducible-example).
• I posted a self-contained, minimal, reproducible example. A maintainer can copy it and run it AS IS.

Example Code

---

description: Guide interactif d'architecture projet - crée une page Notion structurée avec checklist séquentielle en 8 phases
allowed-tools: TodoWrite, mcp__notion__*, WebSearch
model: opus

blablabla

/documentation:notion-architecture is running…
⎿  API Error: 404 {"type":"error","error":{"type":"not_found_error","message":"model: opus"}}

In the doc it's written i can use the param model as in agent

Error Message and Stack Trace (if applicable)

No response

Description

---

description: Guide interactif d'architecture projet - crée une page Notion structurée avec checklist séquentielle en 8 phases
allowed-tools: TodoWrite, mcp__notion__*, WebSearch
model: opus

blablabla

/documentation:notion-architecture is running…
⎿  API Error: 404 {"type":"error","error":{"type":"not_found_error","message":"model: opus"}}

In the doc it's written i can use the param model as in agent

System Info

win npm