SQD Portal MCP Server

Enables blockchain data queries across multiple chains (EVM, Solana, Bitcoin, Substrate, Hyperliquid) via the SQD Portal API, with tools for discovery, analytics, and wallet tracking.

→ subsquid-labs/portal-mcp-server · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 5 credentials: GRAFANA_LOKI_PASSWORD, GRAFANA_LOKI_TOKEN, MCP_CURSOR_SECRET, MCP_HTTP_BEARER_TOKEN, METRICS_BEARER_TOKEN

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretGRAFANA_LOKI_PASSWORD

configGRAFANA_LOKI_TIMEOUT_MS

🔐 secretGRAFANA_LOKI_TOKEN

configGRAFANA_LOKI_URL

configGRAFANA_LOKI_USERNAME

🔐 secretMCP_CURSOR_SECRET— Set in production so pagination cursors are signed with a deployment-specific secret. Local development uses a deterministic fallback for convenience.

🔐 secretMCP_HTTP_BEARER_TOKEN— Set to require Authorization: Bearer <token> for POST / and POST /mcp.

🔐 secretMETRICS_BEARER_TOKEN

configMETRICS_PUBLIC

configOBS_CAPTURE_USER_QUERY

configOBS_ENV

configOBS_LOG_JSON

configOBS_SERVICE_NAME

configPORT

configPORTAL_URL

configREALISTIC_OUTPUT_DETAIL

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/subsquid-labs-portal-mcp-server-74b117)](https://m8ven.ai/mcp/subsquid-labs-portal-mcp-server-74b117)

commit: c02cd03826a2aadbf84befb7d80242517a5ecabc

code hash: 3036ca16f9f10375a13815c235bc7846afebaa2b43391d5ee73111928741ce32

verified: 6/22/2026, 1:25:41 PM

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