Undertow market liquidity and exit-cost tools
Dated exit evidence, depth, tiers and gold cash scenarios. No executable quotes or trade authority.
| Endpoint | https://api.seiche.info/undertow/mcp (streamable-http) |
|---|---|
| Registry version | 1.13.0 |
| Now | 16 tools · grade A (95) · pin ts_ef70d699c4f7329054e680ad19cc6863 · protocol 2025-06-18 |
| First / last listed | 2026-10-31 01:58 UTC / 2026-10-31 01:58 UTC |
| Grade over time | 2026-10-31: A (95), 16 tools |
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Tools: agent_access_status crypto_exit_check crypto_funding_cost crypto_portfolio_stress depth_episodes exit_cost gold_cash_realisation latest_article liquidity_tiers market_corpus_context research_network sealed_record trade_safety_exit_context unwind_watch venue_concentration venue_price_reconciliation
agent_access_status | Identity, entitlement, daily usage, access instructions; missing/refused subscriber tools. params: none |
crypto_exit_check | Four BTC sell sizes by rung/bracket. Withholds stale/future, uncovered or unconverted venues. Fees excluded; no trade clearance. params: sizes_usd, max_age_seconds |
crypto_funding_cost | Input perpetual funding/fees, net carry, linear break-even. Positive funding: longs pay shorts. Constant-rate scenario, not forecast. params: notional_usd*, side*, rate_bps_per_settlement*, settlements*, round_trip_fee_bps |
crypto_portfolio_stress | Linear input shocks, 20 exposures: P&L/equity, asset/venue concentration. Symbols label scenarios. No liquidation/probability model. params: equity_usd*, positions* |
depth_episodes | BTC depth-collapse onset/trough/recovery under preregistered rules. Zero differs from missing. Subscriber exit_desk_full: ETH. params: none |
exit_cost | BTC nearest-rung sell estimates; interpolated bid-depth bands. Fees excluded; not executable. Sizes/freshness: crypto_exit_check. params: size_usd |
gold_cash_realisation | Gold sale/cash gates from inputs: decimal kg, fineness (0,1], USD/troy-oz bid, USD fees, currency/USD FX (USD=1), aware ISO clocks. Arithmetic and withheld-cash reasons only; no fetch, storage, execution or verified balance. params: quantity_kg*, fineness*, bid_usd_per_oz*, fees_usd*, fx_quote_per_usd*, fx_fee_bps*, quote_currency*, cutoff*, quote_asof*, fx_asof*, quote_valid_until*, fx_valid_until*, settlement_at*, cleared*, access_restricted*, pledged*, max_quote_age_seconds |
latest_article | Latest published editorial: title/full text/URL/clock/quality receipt. No args or generated prose. Missing text/failed receipt errors. Board: liquidity_tiers. params: none |
liquidity_tiers | Nine segment tiers, Seiche funding, measure counts, replay/withholding reasons. PARTIAL: missing history/unpassed replay, never calm. params: none |
market_corpus_context | Corpus coverage/rights/clocks. No summary pagination; other views: records/total/next_offset. Retrieval age is not observation freshness. Readings: liquidity_tiers. params: view, offset, limit |
research_network | Cross-product metadata, clocks, rights, next steps. Follow next_offset. Unavailable: retrieval/contract/size failure. Local counts: market_corpus_context. No shared score or authority. params: topic, offset, limit |
sealed_record | Calls sealed/signed before outcomes: hits/misses, decided counts, ledger root. Report hits and misses together. params: none |
trade_safety_exit_context | Exact-rung BTC/USD observe/paper: request hash, PIT source/rights, conversion, bid bands, six venue clocks, startup SHA. No live mode/clearance. params: request_hash*, mode*, instrument*, side*, venue*, requested_size_usd* |
unwind_watch | Watched-filer headlines: effective positions, days-to-exit brackets, blind spots. No live execution model. Full grids: unwind_stress. params: cik |
venue_concentration | BTC two-sided depth: HHI, effective/top venue, venue depth. Subscriber exit_desk_full: ETH and venue failure. params: none |
venue_price_reconciliation | BTC/ETH consensus: depth/squared-half-spread weights, deepest-venue blindness, concentration, dislocations. Experimental; no execution authority. params: none |
Entries describe changes in tool definitions. They are not statements about a server, its quality or its author. The grade measures how the tool definitions fit model providers (token cost, schema compatibility, confusable names) as scored by the ToolFit engine at the time of the listing. JSON: append .json. Opt-out: how or hello@youraitools.co.