API Documentation

The mnx Object

Include the mnx object in your request body to control Mnexium features:

Parameter	Type	Description
`subject_id`	string	Identifies the end-user. Auto-generated with `subj_` prefix if omitted.
`chat_id`	string	Conversation identifier (UUID). Auto-generated if omitted.
`log`	boolean	Save messages to chat history. Default: `true`
`learn`	boolean / 'force'	Memory extraction: `true` (LLM decides), `"force"` (always), `false` (never). Default: `true`
`recall`	boolean	Inject relevant stored memories into context. Searches memories for this subject and adds matching ones to the system prompt. Default: `false`
`history`	boolean	Prepend previous messages from this chat. Default: `true`
`summarize`	boolean / string	Enable conversation summarization to reduce token costs. Use preset modes: `"light"`, `"balanced"`, or `"aggressive"`. Default: `false`
`system_prompt`	boolean / string	`true` (auto-resolve, default), `false` (skip injection), or a prompt ID like `"sp_abc"` for explicit selection.
`memory_policy`	boolean / string	`true / omitted` (auto-resolve default policy by scope), `false` (disable memory policy), or a policy ID like `"mp_support_assistant"` for explicit selection.
`metadata`	object	Custom metadata attached to saved logs.