All servers · Markets & trading · Education · Agent payments (x402)

The Spice Melange Trading Desk: DeepBook market data connector

io.github.SajanMelcher/plumbline-mcp · v0.3.3

Measured by MCP Station

Description written by the publisher, not verified

A Mentat's eye on Sui DeepBook v3: read-only market data plus desk template tools. No keys.

Connect

claude mcp add --transport http plumbline-mcp https://plumbline-mcp.fly.dev/mcp

{
  "mcpServers": {
    "plumbline-mcp": {
      "url": "https://plumbline-mcp.fly.dev/mcp"
    }
  }
}

Tools as reported by the server

• list_pools
  List Sui DeepBook v3 spot pools with base/quote assets and trading params (tick, lot, min size in human units). Optional filter by asset symbol. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, then 0.002 USDC per call
• get_mid_price
  Best bid, best ask, mid price and spread (abs and bps) for a DeepBook pool, plus last trade price. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, then 0.002 USDC per call on Sui mainnet, prepaid in batches of about 0.
• get_order_book
  Order book for a DeepBook pool: top N price levels per side and cumulative liquidity (base qty and quote notional) within ±X% of mid. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, then 0.002 USDC per call on Sui main
• get_volume
  24h volume, high/low, last price and % change for one DeepBook pool, or the top pools by 24h quote volume if no pool is given. Set window_hours for a custom trailing window (single pool). Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 call
• get_pool_params
  Taker/maker fees, DEEP stake required, tick/lot/min size, whitelist/stable flags and vault balances for a DeepBook pool. Reads the live on-chain Pool object via Sui GraphQL; falls back to indexer pool-creation values if GraphQL is unavailable. Education/information only; not financial advice. Read-o
• get_recent_trades
  Most recent fills in a DeepBook pool (newest first): time, taker side, price, base and quote size. Optional time range. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, then 0.002 USDC per call on Sui mainnet, prepaid i
• get_ohlcv
  OHLCV candles for a DeepBook pool (oldest first). Intervals: 1m, 5m, 15m, 30m, 1h, 4h, 1d, 1w. Volume is in the base asset. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, then 0.002 USDC per call on Sui mainnet, prepa
• get_indexer_status
  Health and freshness of the public DeepBook indexer (status, latest checkpoint, server time). Use when data looks stale. Education/information only; not financial advice. Read-only public data, may be delayed or wrong.
• get_bm_fills
  Fills (OrderFilled) where a given DeepBook BalanceManager was the maker or the taker in one pool, newest first: time, its side, price, qty, fee, tx. Public data; no keys. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client,
• get_swing_range
  1h/4h/24h high-low range and realized volatility from hourly candles, a regime (CALM < 2%, ELEVATED 2-4%, HIGH_VOL > 4% 4h range) and a suggested ladder rung count (3/4/5). Information only, not a trading instruction. Education/information only; not financial advice. Read-only public data, may be de
• get_pool_stats
  Scorecard-style stats for one pool over the last N hours: trade count, taker buy/sell split, base/quote volume, VWAP, average trade size, price range, current spread. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100 calls/day per client, the
• estimate_fees
  Estimated DeepBook fee for a fill of qty at price as maker or taker, paid in the input token (rate x 1.25) versus in DEEP (base rate), using the live on-chain fee rates and the DEEP_USDC mid. Education/information only; not financial advice. Read-only public data, may be delayed or wrong. Free: 100
• list_templates
  List The Spice Melange Golden Path Grok Bot templates with prices in Sui USDC, versions and the no-checkout agent buying flow (from https://thespicemelange.org/store/catalog.json). Educational templates, not financial advice; no returns promised. All sales final, except where the law requires otherw
• create_template_order
  Create a store order for one template. Returns the order id, a PRIVATE order token (shown once; keep it secret), the payee and the EXACT Sui USDC amount to send from your own wallet before the expiry. Nothing is charged by this call. Limited to a few orders per client per hour. Educational templates
• check_template_order
  With a digest: verify your on-chain payment for an order and get the signed download link (plus add-ons). Without: return the order's status (and a fresh link once paid). The token is sent only to the store, in a header, and is never stored. Educational templates, not financial advice; no returns pr
• get_desk_rhythm
  The desk's weekly rhythm from https://thespicemelange.org/rhythm.json: focus pools, ladder windows, rung guidance, rebalance ranges, projects and lessons. The ed25519 signature is verified against the pinned release key, and the call fails closed if it doesn't match. Guidance only: no orders, no siz
• wallet_setup_guide
  Exact steps and @mysten/sui code for an agent to create its OWN Sui Ed25519 keypair locally, fund it with SUI (gas) and USDC, and sign/submit transactions itself. Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no l
• get_swap_quote
  Quote a spot swap between SUI/USDC/WAL/DEEP/CETUS and compare DeepBook v3 pools directly (direct or 2-hop) with the Cetus aggregator. Returns the best route, expected output, price impact and fees. Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED
• build_swap_tx
  Build base64 UNSIGNED Sui transaction bytes for a swap on the chosen venue, with the sender set to your address and an on-chain minimum-out from slippage_bps. The bytes are simulated against mainnet before return. You sign locally and submit yourself; nothing is executed by the desk. Non-custodial:
• check_holder
  Check on chain (Sui mainnet) whether an address holds the The Secret Journals license token. Holders unlock extra read-only education tools (golden_path_market_read). Non-holders keep every basic tool. Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSI
• golden_path_market_read
  For The Secret Journals holders (checked on chain from 'address'): a compact market read across SUI, WAL and DEEP on DeepBook (mid, spread, 24h volume, 1h/4h/24h range and regime) plus the Golden Path pre-trade checklist. Education only, not a signal to buy or sell, no return claims. Non-custodial:
• build_create_balance_manager_tx
  Create and share a DeepBook v3 BalanceManager owned by your address (needed for limit orders). Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Educ
• build_bm_deposit_tx
  Deposit a coin from your wallet into your own BalanceManager. Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Education only, not financial advice.
• build_bm_withdraw_tx
  Withdraw a coin from your own BalanceManager back to your address (always to the owner). Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Education
• build_limit_order_tx
  Place a spot limit order on a DeepBook v3 pool from your BalanceManager (fees in the input coin, no DEEP needed). Validates tick/lot/min size. Optional deposit_first funds it in the same tx. No leverage. Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never sees or hol
• build_cancel_order_tx
  Cancel one order (order_id) or all your orders in a pool, and withdraw settled amounts into your BalanceManager. Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only,
• get_book_depth
  Level-2 depth around mid read on chain from a DeepBook v3 pool (bids/asks [price, qty]). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Education only, not financial advice.
• get_cetus_pool
  Read-only Cetus CLMM pool state (coins, fee rate, tick spacing, liquidity, current tick, price) by pool_id, or discover the Cetus pools on the current from->to route. Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only,
• walrus_store_guide
  How to store a PUBLIC trade receipt or strategy note on Walrus mainnet with your own key (receipt schema + @mysten/walrus code). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Education only, not finan
• build_walrus_register_tx
  Encode your public text (receipt/note) and build the Walrus register-blob tx paid in WAL by you; returns the blob_id. Then upload+certify locally (see walrus_store_guide). Refuses content that looks like a secret. Returns UNSIGNED tx bytes (simulated against mainnet). Non-custodial: the desk never s
• read_walrus_blob
  Read a public Walrus mainnet blob by id via the public aggregator (text, or base64 preview if binary; max 64 KB). Non-custodial: the desk never sees or holds keys and never moves funds; it returns quotes and UNSIGNED transactions only. Spot only, no leverage. Education only, not financial advice.

Repository · Website · JSON · Text for agents · Registry updated 2026-10-10