flare-mcp

MCP server for Flare Network enabling natural language queries of FTSO price feeds, FAssets, balances, and FDC attestations.

→ dziuba0x/flare-mcp · listed on glama

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// key findings

🚨

Secret credentials may flow to a network call

2 flows detected: FLARE_METRICS_API, FLARE_DA_LAYER_API. We can’t prove the destination matches the brand the credential belongs to.

🔐

You'll be asked for 4 credentials: FDC_VERIFIER_API_KEY, FLARE_DA_API_KEY, FLARE_PRIVATE_KEY, X402_CLIENT_PRIVATE_KEY

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.

🔐 secretFDC_VERIFIER_API_KEY— fdc_request_attestation Verifier API key; defaults to the public key 00000000-0000-0000-0000-000000000000.

🔐 secretFLARE_DA_API_KEY— fdc_get_attestation_proof DA-layer API key; defaults to the public key.

configFLARE_DA_LAYER_API— get_ftso_history Base URL of a Flare Data Availability Layer / indexer for historical feed results.

configFLARE_DA_URL— fdc_get_attestation_proof Override the DA-layer base URL (e.g. a self-hosted instance).

configFLARE_MCP_HTTP_HOST— 0.0.0.0 npx @dziuba0x/flare-mcp --http 8402

configFLARE_MCP_HTTP_PORT— npx @dziuba0x/flare-mcp --http 8402 # or =8402

configFLARE_METRICS_API— get_fassets_status Optional fallback metrics API, used only if the on-chain read fails.

🔐 secretFLARE_PRIVATE_KEY— Without , step 1 returns mode: "prepared_only" with the encoded request, fee and FdcHub address so you can submit it with your own signer. The key, when provided, is only ever used to sign locally.

configFLARE_PROVIDERS_API— get_ftso_providers An indexer endpoint returning a JSON array of providers (or { "providers": [...] }).

configFLARE_RPC— "": "https://flare-api.flare.network/ext/C/rpc",

configFLARE_RPC_COSTON— Coston Testnet 16 https://coston-api.flare.network/ext/C/rpc

configFLARE_RPC_SONGBIRD— Songbird Canary 19 https://songbird-api.flare.network/ext/C/rpc

configFLARE_RPC_TESTNET— "": "https://coston2-api.flare.network/ext/C/rpc"

configX402_ALLOW_MAINNET— X402_NETWORK=coston2 # mainnet additionally needs =true

🔐 secretX402_CLIENT_PRIVATE_KEY

configX402_ENABLED— § Premium tools run free unless the server operator sets =true — see [x402 payments](#x402-payments-premium-tools).

configX402_NETWORK— coston2 # mainnet additionally needs X402_ALLOW_MAINNET=true

configX402_PAY_TO— 0xYourPayeeAddress

configX402_PRICE_DEFAULT— optional: X402_TOKEN_ADDRESS, =0.001,

configX402_TOKEN_ADDRESS— optional: , X402_PRICE_DEFAULT=0.001,

configX402_TOKEN_DECIMALS

configX402_TOKEN_EIP712_VERSION

// 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/dziuba0x-flare-mcp-u9kfn1)](https://m8ven.ai/mcp/dziuba0x-flare-mcp-u9kfn1)

commit: 17d6e2c875ca08a25e1d824f3bb8096081db363f

code hash: f6c1d06dd72a12fb332ba3fd3900cdae920f9b66e58d46d66cfb7ebdcd51e5c6

verified: 7/17/2026, 8:33:11 AM

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