An MCP server that detects duplicated research directions and probes blind spots before committing to a project, helping researchers avoid wasted effort.
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process.env. You'll be asked to provide them before it can run.GUARD_SOURCES— Select sources via the env var (comma-separated), e.g. GUARD_SOURCES=openalex,arxiv runs fully key-free.SEMANTIC_SCHOLAR_API_KEY— [Semantic Scholar](https://semanticscholar.org) Optional ✅ Rate-limited without a key; set to lift itOPENALEX_MAILTO— [OpenAlex](https://openalex.org) Not required ✅ 250M+ works; set to join the polite pool for faster responsesLLM_PROVIDER— export ="openai"OPENAI_API_KEY— export ="your_key"LLM_MODEL— export ="gpt-4o-mini" # optional, defaults to gpt-4o-mini[](https://m8ven.ai/mcp/fengrru-research-guard-1baat6)