A Streamable HTTP MCP server that provides remote access to ChromaDB for AI assistants like Claude. Enables semantic search and vector database operations from mobile devices and remote locations.
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process.env. You'll be asked to provide them before it can run.ALLOWED_ORIGINS— Comma-separated list of allowed origins (DNS rebinding protection) - NoALLOW_INSECURE_NO_AUTH— true is explicitly set.CHROMA_ADMIN_TOOLS_ENABLED— ## Admin — opt-in (=true)CHROMA_ALLOW_DESTRUCTIVE_OPS— ## Destructive — opt-in (=true)CHROMA_AUTH_TOKEN— ChromaDB auth token (if ChromaDB requires auth) - NoCHROMA_DATABASE— ChromaDB database default_database NoCHROMA_DISTRIBUTED_TOOLS_ENABLED— ## Distributed/Cloud-only — opt-in (=true)CHROMA_HOST— ChromaDB host (internal) chromadb NoCHROMA_PORT— ChromaDB port (internal) 8000 NoCHROMA_REST_PROXY_ENABLED— true is set. When disabled, all /api/ requests return 404.CHROMA_TENANT— ChromaDB tenant default_tenant NoCONFIDENCE_THRESHOLD— Default min_score (0-1). Tool argument has priority.EMBEDDING_API_BASE— OpenAI-compatible endpoint base URL (Ollama / TEI / Voyage / Together / vLLM).EMBEDDING_API_KEY— Bearer key for openai_compatible or voyage providers.EMBEDDING_DIMENSIONS— Vector dimensions. Required for external mode; Gemini accepts 768/1536/3072.EMBEDDING_MODEL— Provider-specific model id. Stored in collection metadata.EMBEDDING_PROVIDER— chromadb-default (English-only, default) / external / openai_compatible / gemini / voyageGEMINI_API_KEY— Google AI Studio API key for the gemini provider.GOOGLE_OAUTH_CLIENT_IDGOOGLE_OAUTH_CLIENT_SECRETLEGACY_COLLECTION_COMPAT— true to allow read-only access to legacy v1 collections. Writes are still rejected.LOG_LEVELMCP_AUTH_TOKEN— - (see token generation below)OAUTH_PROXY_ALLOW_PRESHARED_CLIENTOAUTH_PROXY_BASE_URLOAUTH_PROXY_ENABLEDOAUTH_PROXY_GOOGLE_SCOPESOAUTH_PROXY_REDIRECT_URI_ALLOWLISTOAUTH_PROXY_STORE_MAXOIDC_AUDIENCE— Set to the resource identifier (typically your MCP server's public URL).OIDC_ISSUERS— Set (comma-separated issuer URLs) or OIDC_PRESET=google,github,microsoft.OIDC_LOG_SUB_MODE— full for raw sub, otherwise SHA-256 first 12 chars (default).OIDC_PRESET— Set OIDC_ISSUERS (comma-separated issuer URLs) or =google,github,microsoft.OIDC_SCOPES— Comma-separated scopes for the Protected Resource Metadata.PING_TIMEOUTPORT— - (default: 8080)RATE_LIMIT_MAX— Max requests per IP per 15 minutes 100 NoREQUEST_TIMEOUTRERANKER_API_BASE— OpenAI-compatible /rerank endpoint. Reranker is fail-soft.RERANKER_API_KEY— Optional bearer key for the reranker.RERANKER_MODEL— Reranker model id (default bge-reranker-v2-m3).[](https://m8ven.ai/mcp/meloncafe-chromadb-remote-mcp-0i0sj6)