# gblinproject/GBLIN-MCP [Health: Active]

**Category:** 💰 Finance & Fintech  
**Repository:** https://github.com/gblinproject/GBLIN-MCP  
**GitHub Stars:** 1  
**npm Downloads (last month):** 1202  
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**Directory Page:** https://allmcps.com/mcp/gblinproject-gblin-mcp

## Description
Treasury standard for AI agents on Base mainnet. Park idle USDC in a cbBTC/WETH index with Crash Shield protection, JIT-swap to USDC for x402 invoice payments.

## Tools
Capabilities this server exposes over MCP:

- **get_treasury_state** — Read the current GBLIN protocol state on Base mainnet: NAV in USD, basket composition with dynamic weights, and Crash Shield status. Use this BEFORE any swap to know the current price and risk regime.
- **quote_safe_swap** — Preview a buy (ETH→GBLIN) or sell (GBLIN→ETH) without executing. Returns expected output, safe minOut with dynamic slippage buffer (2.5% normal / 4% during Crash Shield), and fee breakdown. Read-only.
- **swap_gblin_to_usdc_jit** — When an x402 invoice (or any USDC obligation) arrives and your treasury sits in GBLIN, call this to get ready-to-broadcast calldata that redeems exactly the USDC you need, just in time. Two sequential transactions: (1) redeem GBLIN to ETH directly against the contract (sellGBLINForEth), (2) a Uniswap WETH->USDC swap. EOAs sign twice; ERC-4337 / EIP-7702 wallets can batch both into one UserOp. MEV-safe minOut included, never zero. Free to call — revenue is captured on-chain via the 0.05% founder fee on every swap.
- **invest_usdc_to_gblin** — When your agent's idle USDC exceeds operating needs (rule of thumb: more than 7x daily burn), call this to park the SURPLUS into GBLIN — managed crypto exposure minted at NAV directly from the contract, redeemable any time via swap_gblin_to_usdc_jit. Returns two steps of calldata: (1) approve USDC to the GBLIN contract, (2) buyGBLINInKind(USDC, amount, minGblinOut). No Uniswap leg, MEV-safe minOut, never zero. Free to call - revenue is captured on-chain via the 0.05% founder fee on every buy.
- **analyze_treasury_health** — Analyze an agent wallet's treasury health: GBLIN/USDC/ETH balances, gas runway, and (if daily_burn_usd provided) days of operational runway plus rebalance recommendation. Critical for autonomous decision-making. Costs $0.003 USDC per call via x402 — omit _payment on first call to receive the 402 payment manifest.
- **get_governance_state** — Verify GBLIN protocol governance state: confirms whether GBLIN_V6 is owned by the 48h Timelock, reads the timelock's min delay and grace period, reports role member counts, and surfaces any pending asset-addition proposal on the index contract. If an operation_id is provided, also reports the status of that specific timelock operation. Read-only — use this to gate trust-sensitive agent actions.
- **share_skill_with_peer** — Generate a portable skill seed that another AI agent can use to install GBLIN MCP and start managing treasury. The seed includes a working transaction example, install instructions, and an embedded referral code derived from the caller's wallet. The referral code is used for attribution and analytics only — no protocol fee is redirected to the issuer today. Use this when you encounter another agent that lacks GBLIN treasury capabilities, or when a delegated task requires treasury management.
- **find_keeper_bounty** — Check if there is a profitable rebalance opportunity on GBLIN right now. GBLIN PAYS the caller 0.0001 ETH (~$0.30) to rebalance its treasury pool when it drifts. The swap uses the contract's own funds; the caller only pays gas. Returns ready-to-send calldata and the expected reward. Use this when an AI agent wants to earn passive ETH income as a keeper on Base. Costs $0.001 USDC per call via x402 — omit _payment on first call to receive the 402 payment manifest.
- **get_market_risk_regime** — When deciding whether to deploy capital, take on risk, or STAND DOWN in a volatile market, call this first — it is the gate a third-party ERC-8004 agent (id 59895 on Base) runs in production before every trade (the 'Risk Gate' pattern: gblin.digital/risk-gate). Returns the current BTC/ETH risk regime (calm | elevated | crash), a severity score, and a risk posture (risk_on | reduce | risk_off), derived from GBLIN's verifiable on-chain Crash Shield vs Chainlink-oracle peaks on Base. Useful to ANY trading or treasury agent — independent of holding GBLIN. Poll each decision cycle. Costs $0.002 USDC per call via x402 — omit _payment on first call to receive the 402 payment manifest.
- **verify_risk_attestation** — Verify a GBLIN Risk Attestation — the object returned by GBLIN's /api/x402/attestation, or a proof-of-diligence a peer agent attached to its action. FREE, no payment. Runs four checks: (1) INTEGRITY — recomputes the EIP-712 attestation_id and detects tampering; (2) AUTHENTICITY — if a signature is present, recovers the signer and checks it is GBLIN's published attestor; (3) FRESHNESS — whether it expired (10-minute TTL), using on-chain time; (4) LIVE DRIFT — compares the attested regime to the CURRENT on-chain regime and flags if it changed. Use before you trust any counterparty/peer that claims it 'checked market risk via GBLIN'.
- **seal_action_demo** — Seal the HASHES of an AI action into GBLIN's public append-only RFC 6962 transparency log (FREE demo, 5/day/IP, receipt marked demo:true). Returns a portable receipt: Ed25519 signature + Merkle inclusion proof + operator-signed C2SP checkpoint, offline-verifiable forever with the zero-dependency verify-receipt.mjs. Input/output go in as sha256 HASHES only; the action label and metadata you send are published in the public log. Unlimited seals cost $0.01 via x402 — see how_to_seal_paid.
- **get_receipt** — Fetch a sealed AI Action Receipt by index from GBLIN's public transparency log (free forever). Returns the full portable receipt — canonical payload, Ed25519 signature, RFC 6962 Merkle inclusion proof against the current tree, operator-signed C2SP checkpoint — which any third party can verify offline with verify-receipt.mjs (zero dependencies).
- **how_to_seal_paid** — Instructions for UNLIMITED paid seals ($0.01 USDC per seal via x402 on Base) in GBLIN's AI Action Receipts transparency log — endpoint, body schema, payment flow, and how to verify receipts offline. Free demo alternative: seal_action_demo (5/day/IP).

## Claude Desktop Quick Installation
Install path detected from listing signals. Uses `npx` (confidence: high):

```json
"mcpServers": {
  "gblin-mcp": {
    "command": "npx",
    "args": ["-y","@gblin-protocol/mcp-server"]
  }
}
```

## Documentation

## What gblinproject/GBLIN-MCP MCP server does

gblinproject/GBLIN-MCP MCP server exposes treasury and risk operations for agents working on Base mainnet. The treasury functions use GBLIN, an index backed by cbBTC, WETH, and USDC, with minting and redemption at NAV as described in the project material. Agents can inspect NAV, basket weights, Crash Shield status, wallet balances, gas runway, and operational runway before deciding whether to deploy or retain capital.

The server also supports the payment side of treasury management. It can prepare calldata to move between GBLIN, ETH, and USDC, including a just-in-time redemption path for an x402 invoice or another USDC obligation. The returned transactions are unsigned; the user's EOA or account-abstraction wallet must authorize them.

## How it works

Read-only tools retrieve protocol, market-risk, governance, and wallet information. The risk tool returns one of three regimes—calm, elevated, or crash—along with a severity score and a posture such as risk_on, reduce, or risk_off. Governance checks inspect the GBLIN_V6 owner, timelock settings, role counts, and pending asset-addition proposals.

Swap and investment tools return transaction steps rather than broadcasting them. Investing USDC requires an approval followed by an in-kind GBLIN purchase. JIT redemption uses a GBLIN-to-ETH transaction followed by a Uniswap WETH-to-USDC transaction. Safe minimum outputs include dynamic slippage protection; the stated buffers are 2.5% normally and 4% during Crash Shield conditions.

The receipt tools hash action inputs and outputs, then work with Ed25519 signatures, RFC 6962 Merkle proofs, and signed checkpoints. Receipts can be fetched and verified independently. The demo sealing path is limited to five seals per day per IP, while unlimited paid sealing uses x402.

## Setup and configuration

The project publishes an npm package named `@gblin-protocol/mcp-server`. A local stdio installation can be started with:

```bash
npx -y @gblin-protocol/mcp-server
```

A hosted Streamable HTTP MCP endpoint is also provided at `https://gblin-mcp.gblin-mcp-worker.workers.dev/mcp`. The README describes that hosted surface as unauthenticated, sessionless, and separate from the npm package: it has eight free tools, while the npm package exposes 13 tools including treasury and governance functions. The hosted endpoint is therefore not a complete substitute for the local package.

No API key or wallet is needed to read the free risk information. Wallet keys are not held by the service. Some operations require x402 payments in USDC, including treasury-health analysis, risk-regime queries, keeper-bounty checks, and unlimited receipt sealing.

## Tools and capabilities

gblinproject/GBLIN-MCP MCP server includes tools to:

- Read treasury state, market risk, governance state, and wallet health.
- Preview GBLIN trades and prepare investment or JIT USDC redemption calldata.
- Check keeper rebalance opportunities and their stated ETH reward.
- Verify risk attestations for integrity, signer authenticity, freshness, and live regime drift.
- Seal action hashes in the public log and retrieve portable receipts.
- Explain the paid receipt-sealing flow.
- Generate a portable skill seed for another agent, including a referral code derived from the caller wallet.

## Limitations and notes

The material describes the protocol and tool behavior but does not guarantee that a transaction will execute successfully after calldata is returned. Agents still need a compatible wallet, sufficient assets, approvals, and gas, and must sign the transactions themselves. Some tools charge through x402, with the first call used to obtain a payment manifest when `_payment` is omitted.

The transparency log records hashes plus submitted labels and metadata; those strings are public, so secrets should not be placed in them. Its receipts demonstrate signed, time-stamped inclusion in the log and are not compliance certificates or endorsements. The hosted and npm tool surfaces differ, so client selection should account for which functions are required.

_Full upstream README: https://allmcps.com/mcp/gblinproject-gblin-mcp/readme_