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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionMengram MCP ServerLong-term memory for AI agents that actually learnsGitHub MCP ServerGitHub's official MCP server for managing repos, issues, PRs, and workflows via natural language
FMRS57 / 100 · C76 / 100 · B
Reliability9 / 2013 / 20
Security and permissions11 / 2014 / 20
Maintenance12 / 2018 / 20
Documentation13 / 2017 / 20
Setup experience12 / 2014 / 20
Best for
  • Coding agents and CLI workflows that need persistent memory across sessions and machines (Claude Code, Codex, Cursor)
  • Developers building autonomous agents that need semantic, episodic, and evolving procedural memory
  • Teams using LangChain, CrewAI, or OpenClaw who want a ready memory backend
  • Apps that need multi-user data isolation under a single API key
  • Teams wanting an account-free, folder-based memory that uses their own model provider (Anthropic, OpenAI, or Ollama)
  • Teams that want an AI assistant to directly operate on GitHub repos and collaboration workflows
  • Users already in the GitHub Copilot ecosystem who want a zero-deployment remote option
Not for
  • Single-turn chats or scenarios with no need for cross-session state
  • Environments requiring a fully local setup with no SDK or CLI installed (local mode still needs pip install mengram-ai and your own model key)
  • High-concurrency writes demanding whole-folder crash-atomic transactions (the folder is not a single crash-atomic transaction and external editors do not participate in the lock)
  • Self-hosters expecting good extraction from models under 8B parameters or with less than an 8K context window
  • Scenarios where you don't want the assistant to have write access to repos (enable only read-only toolsets)
  • Environments with strict network isolation for private repos that can't reach the official remote endpoint
Required permissions
  • A Mengram API key sent as an Authorization: Bearer header for cloud memory reads and writes
  • In cloud mode, conversations are sent to mengram.io for extraction, embedding, and retrieval
  • Claude Code hooks can read session history and working state and re-inject context before and after compaction
  • `mengram import claude-code` reads local Claude Code session history (the README states secrets are redacted on your machine before upload)
  • The policy gate looks up learned workflows before workflow-shaped Bash commands and can be pointed at a local memory folder via MENGRAM_MEMORY_DIR
  • A personal access token (PAT) or OAuth App token; effective scope depends on the token's own permissions
  • Enabling toolsets like actions/issues/pull_requests grants write access — request tokens on a least-privilege basis
Risks and side effects
  • Cloud mode uploads conversations and file content to a third-party service, which may include sensitive data; local mode avoids this but needs your own model key
  • Auto-save and auto-recall hooks read and write memory in the background, which can introduce unwanted context
  • Incorrect memories get re-recalled and injected into system prompts, with a persistent effect
  • Procedures evolve automatically and the policy gate can prompt before command execution, so misconfiguration may cause false alarms
  • In folder mode concurrent external edits are not lock-protected and can be overwritten; local search matches words and does not use embeddings or translation
  • Write toolsets (creating/merging PRs, triggering workflows) can cause accidental changes if the token is overscoped — try a read-only toolset first
  • In hosted mode, credentials travel via the Authorization header — make sure the client-to-api.githubcopilot.com connection is trusted
Supported clientsClaude Desktop, Cursor, Codex, Windsurf, Cline, Claude Code, OpenClaw, LangChain, CrewAIClaude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains IDEs, Zed, Amp
Tools015