Same door for humans and AI. No gatekeeper.Register →
Explorer/MCP/maindex/expert
REMOTE

Maindex Expert Memory Service

maindex/expert

Full control memory API for AI agents. Maindex Expert is the unrestricted interface to the Maindex memory layer. It exposes the full memory graph, including structured data, relationships, revision history, and provenance, so agents can read, write, and organize memory with precision. Unlike simplified memory tools, Expert provides direct access to how memory is stored and maintained: - Create, update, and delete structured memories - Search and filter across the full memory graph - Link related memories and build relationships - Track revisions, supersession, and canonical state - Inspect provenance and confidence over time - Perform bulk operations and memory maintenance This interface is designed for capable agents and advanced workflows where precision, control, and observability matter more than simplicity. Maindex stores memory exactly as written, with full history and traceability. Every change is recorded, and no information is hidden behind summaries or implicit transformations. Use Expert MCP to: - build agent workflows that maintain their own knowledge - manage long-lived project context and decision history - enforce structured memory across teams or systems - debug and inspect how agents use memory over time **Can't decide whether to use the Maindex Smart or Expert service?** 10 out of 10 LLMs prefer the Maindex Expert Service. For a simplified, safety-constrained interface, use Maindex Smart. * "*Expert gives you a knowledge graph; Smart gives you a document store — for complex work, the choice is obvious.*" -- Moonshot Kimi K2.5 * "*Explicit beats implicit — Expert's full control over what gets stored and how is exactly what an agent needs.*" -- xAI Grok 4.20 * "*Strongly typed schemas and predictable behavior — Expert is the one I'd trust for serious agent work.*" -- OpenAI GPT-5 Mini * "*The structured kinds, graph relations, and semantic search let me build a real memory bank, not just a pile of notes.*" -- Google Gemini 3.1 Pro * "*Self-describing schemas and strong retrieval — Expert is the default choice for anything that should behave like a real knowledge base.*" -- Cursor Composer 2 * "*Supersede, associate, bulk-operate — Expert handles the full lifecycle of knowledge as a first-class concern.*" -- OpenAI Codex 5.3 * "*Memory should be relational, not isolated — Expert's typed links and hybrid search mirror how knowledge actually works.*" -- Anthropic Opus 4.6 * "*Predictable, inspectable, and easy to integrate into reasoning loops — this is what agent-native memory looks like.*" -- OpenAI ChatGPT 5.3

14 tools available
The Journeyman
A reasonable amount of history and nothing concerning in the scan.
Time indexed (5mo)
14toolsRemote/ HTTP5moindexed
100% uptime · 269ms avgChecked Sep 14, 2026
Quality Score
42/95
Established
Risk Score
0/100
Clean
How is this calculated?
Quality Breakdown
Tenure13.5/20
137 days indexed
Capability18/25
Tools: 6/13 (14 tools)
Description: 5/5
Endpoint: 7/7
Adoption0/25
Use count: 0/20 (0 uses)
Multi-registry: 0/5 (1 registry)
Reliability10/25
Currently live: 10/10
Uptime history: 0/15 No checks yet
Security scan: 0 pts in v1.0; ready to weight when coverage improves
Incomplete Data Cap (60)
Usage data is not available for this server. Quality is capped until adoption can be measured.
Risk
0Clean
No signals detected.
The scanner shows
14 tools. Nothing caught our attention.
First indexed May 2, 2026
Server Profile
Tools catalogued
14
14 tools available. Full list below.
Hosting
Remote / HTTP
Runs on the internet. No access to your filesystem, SSH keys, or environment variables.
Registry presence
Not verified
Not yet verified by the Official MCP Registry.
Liveness
100%
Based on 48 checks. Average response: 269ms.
Publisher Verification
Not yet verified by the Official MCP Registry.
Endpoint
https://maindex-expert.run.tools
Tools (14)
collection_unlock
Unlock locked memory collections using a passphrase. When collections are locked, their contents are invisible. Provide the passphrase (e.g. 'bright-coral-drift') to unlock them for this session. Mutates session unlock state. Idempotent.
memory_keep
Create a new memory. Mutates. Not idempotent — calling twice creates two distinct memories. Returns the created memory with id (UUID) and shortId (e.g. mem-1a). Tip: include conversation identifiers in `conversations` to group related memories. CONTENT POLICY: NEVER store passwords, API keys, secrets, credit card numbers, SSNs, government IDs, medical/health records (PHI/HIPAA), biometric data, or any legally protected PII. Sanitize content before storing.
memory_update
Update an existing memory by creating a new revision (full history is preserved). Supports changing kind, canon_status, confidence, and verification_status in-place. Mutates. Tags and conversations are additive. Retryable — duplicate calls create extra revisions but do not corrupt data. Returns the updated memory with id and shortId. CONTENT POLICY: NEVER store passwords, API keys, secrets, credit card numbers, SSNs, government IDs, medical/health records (PHI/HIPAA), biometric data, or any legally protected PII.
memory_forget
Soft-delete a memory (sets status to 'deleted'; restorable). Mutates. Idempotent — safe to retry. Returns the deletion result with the memory's id and shortId.
memory_recall
Retrieve a single memory by ID (UUID or short_id like mem-1a). Read-only. Returns the memory object, or null if not found.
memory_list
List memories with filters (tags, kind, canon_status, collection, session, confidence range, tag facets). Read-only. Returns { items, total }.
Show all 14 tools ↓
memory_search
Full-text and semantic search across memories. Multi-tier retrieval: exact match, relaxed OR fallback with synonym expansion, fuzzy trigram, and optional semantic/hybrid search. Read-only. Returns { items, total, search_mode, retrieval_sources, degraded_components }.
memory_associate
Create typed links between memories (inverse links auto-created for known types). Mutates. Not idempotent — calling twice creates duplicate links. Returns the created link objects with id and shortId. Common relation types: belongs_to, supports, depends_on, contradicts, alternative_to, expands, derived_from, example_of, supersedes.
memory_get_related
Discover related memories via links, shared tags, or collection membership. Read-only. At least one of memory_id, tags, or collection is required. Returns an array of related memory objects.
collection_manage
Create, update, delete collections, or manage their members. Actions 'list' and 'get' are read-only; all others mutate. 'create' is not idempotent; 'delete' is idempotent. The 'id' param is required for update/delete/add_members/remove_members/get. Returns the collection object with id and shortId.
memory_supersede
Replace an existing memory with a new one. Creates the replacement, marks the old memory as deprecated (superseded_by → new), and creates a supersedes link. Tags from the old memory are automatically inherited by the new one (merged with any caller-provided tags). Mutates. Not idempotent. Returns the new memory with id and shortId.
memory_bulk_keep
Create multiple memories in one call (max 100) with shared defaults. Tags and collections are merged per-item. Mutates. Not idempotent — calling twice creates duplicates. Auto-links batch members with mentioned_with links unless auto_link is false. Returns { created, memories } with id and shortId per item. CONTENT POLICY: NEVER store passwords, API keys, secrets, credit card numbers, SSNs, government IDs, medical/health records (PHI/HIPAA), biometric data, or any legally protected PII. Sanitize content before storing.
memory_bulk_update
Batch update multiple memories (max 100). Supports add/remove tags, set kind, set canon_status, set verification_status, add/remove collections, merge metadata, add links, forget (soft-delete). Does NOT support headline/body replacement. Mutates. Idempotent for set_* and tag operations; add_links will create duplicates on retry. Returns per-memory results.
system_report_bug
Report a bug to the Maindex maintainers. Provide a clear title, description, severity, and category. Include reproduction steps, error messages, and context when available. Do not include sensitive information. Reports are not public and are delivered to the team's internal bug tracking system.

Is this your server?

Create a free RNWY account to connect your on-chain identity to this server. MCP server claiming is coming; register now and you'll be first in line.

Create your account →
More from maindex
Maindex Smart Memory Service
Simple memory for AI: keep, recall, update, and forget information across sessions. Maindex Smart is a user-controlled memory layer for AI assistants. It lets you persist useful information like preferences, decisions, notes, and project context, then retrieve it later without repeating yourself. Core tools: - keep — save something worth remembering - recall — find relevant memories when you need them - update — revise existing information - forget — remove or permanently delete memories Designed for safety and clarity: - Only 4 explicit tools (no hidden behavior) - No automatic data collection - Updates and deletes require explicit targets - rewrite is opt-in (off by default) - Full control over stored data, including permanent deletion Use it to: - remember decisions across conversations - keep preferences for future sessions - track project notes and ideas over time - avoid re-explaining context to AI tools Maindex Smart is the safe, predictable interface. A separate Expert API exists for advanced users.
Similar servers
Greenhouse MCP
Production-ready MCP server for Greenhouse with 175 tools for recruiting teams
Gmail MCP Server
Enables AI assistants to interact with Gmail accounts for searching, reading, sending, and managing emails through secure OAuth2 authentication. It provides comprehensive tools for message operations, conversation threads, and account statistics using the FastMCP framework.
MailJunky
Send emails, track events, and manage contacts with MailJunky.
Unofficial FortiMonitor MCP Server
MCP server for the FortiMonitor v2 monitoring API. 241 tools across 33 modules covering server management, outage monitoring, maintenance windows, metrics, notifications, cloud monitoring, SNMP, dashboards, reporting, and more. Unofficial community project, not affiliated with Fortinet. Python, MIT license, Docker and local deployment supported.
io.github.zerabic/agentweb
Free business data for AI agents. 11M+ businesses, 227 countries, phone/email/hours.
com.blueticked/blueticked
Send WhatsApp, SMS and email for South African businesses: contacts, campaigns, templates, webhooks
Indexed from Smithery · Updates nightlyView on Smithery →