{"id":"tumourlove-monolith","name":"monolith","af_score":54.2,"security_score":30.2,"reliability_score":28.8,"what_it_does":"Monolith is an Unreal Engine editor plugin that exposes a large set of Unreal project editing capabilities to AI clients via the Model Context Protocol (MCP). It provides a namespace-dispatch MCP design (e.g., single-domain query tools plus discovery) to let an AI read/write Blueprints, Materials, Animation, Niagara, UI, editor/build logs, config, indexed engine/project source, and perform mesh and spatial/analysis workflows.","best_when":"You want an AI to iteratively modify a local Unreal project inside the editor, using MCP-compatible clients, with discovery-based tool routing to reduce tool flooding.","avoid_when":"You need a permissioned, least-privilege, strongly authenticated remote API for multi-tenant use; or you require cross-platform support (macOS/Linux).","last_evaluated":"2026-03-30T15:29:26.839632+00:00","has_mcp":true,"has_api":false,"auth_methods":["MCP client authentication/transport not specified in provided README content (implied local editor-to-client usage)"],"has_free_tier":false,"known_gotchas":["High capability/read-write actions across many Unreal domains increase the risk of destructive edits if the agent is not constrained","Tool execution likely depends on Unreal editor state and local indexing; retries without checking editor/project state may cause repeated failures","Windows-only support and editor restarts may affect MCP session/proxy behavior"],"error_quality":0.0}