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MCP live MCP 2026-07-28 streamable-http

Undertow market liquidity and exit-cost tools

io.github.beepboop2025/undertow

Daily editorials, exit costs, depth concentration, tiers, and sealed records. No commodity futures.

Uptime
100.0%
1 direct probes · 30d
Response
134ms
last probe
Tools
10
callable
Resources
0
readable
Prompts
3
available
Primary URL
https://api.seiche.info/undertow/mcp

Tools · 10

agent_access_status

Where this caller stands: whether the bearer token verified, the entitlement tier behind it (checked fresh, never trusted from the token), today's tool-call meter, and how to get full access. Call thi…

depth_episodes

Realized depth-collapse episodes in BTC ±1% aggregate depth: onset, trough, drawdown fraction and recovery time for each episode that crossed the pre-registered threshold. Detection rules were declare…

exit_cost

What selling a position of a given USD size costs RIGHT NOW, venue by venue, from live public order books (BTC, six venues). Returns the per-venue cost in basis points at the nearest published size ru…

latest_article

The exact full-text Undertow editorial published today, with its evidence clock, generation mode and passing quality receipt. This returns the canonical revision verbatim and never rewrites facts.

liquidity_tiers

The Undertow board's TIER ROW: one liquidity tier per market segment (UST, IG, HY, EQUITY, ETF, FX, CN, CRYPTO, BSTOCK) plus the funding-stress overlay regime. PARTIAL means insufficient scoring histo…

sealed_record

Undertow's own sealed forward-calls record: every call hash-chained and signed BEFORE its outcome, scored against the immutable point-in-time board for its horizon date, with misses kept published. Re…

trade_safety_exit_context

Exact-rung BTC/USD sell evidence for observe/paper Trade Safety. Binds the opaque request, source pack and reviewed rights to PIT; rechecks USD/USDT conversion, required bid bands, six venue clocks an…

unwind_watch

Can a watched fund's book actually leave the building? Unwind stress for the watched 13F filers (incl. the Situational Awareness LP replay): effective position count, whole-book days-to-exit at 10% of…

venue_concentration

How concentrated the BTC depth backbone is today: which venue holds the largest share of ±1% aggregate depth, the HHI, the effective venue count (1/HHI), and per-venue depth in USD. Low effective venu…

venue_price_reconciliation

What the price IS when venues disagree: the cross-venue consensus mark for BTC and ETH, weighted by resting depth over squared half-spread (NOT a median of last prices), with the BLINDNESS GAP — how f…

Prompts · 3

can_this_book_exit

Unwind stress for the watched books: door width versus position size, margin clock, and what changed this quarter.

exit_cost_check

Venue-by-venue exit cost for a position size, with concentration and consensus-price context and the caveats stated.

market_liquidity_briefing

The full board read: tier per segment, realized depth episodes, and the sealed forward-calls record with misses quoted.

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "undertow_market_liquidity_and_exit-cost_tools": {
      "url": "https://api.seiche.info/undertow/mcp",
      "transport": "streamable-http"
    }
  }
}