Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Added "get_political_spending" (29 tools before, 30 now)
Get political spending (PoliSpend) — US election money, cleaned and rolled up (FEC + state and city filings; 2026 cycle plus 2022 and 2018). table: races (per House/Senate race: candidate receipts, outside spending for/against), candidates, donor_geo (donations by city/state/division/region), race_geo, flows (donor state -> race state), spending (campaign spending by category and vendor city), vendors, state_local (state and city contribution totals with in/out-of-state split), state_local_geo. Free keys get every race's totals and national/regional/state donor geography; deeper tables come with PoliSpend from $29 at https://fin…
Authorization not required, issuer https://api.finzdata.com
Recently observed → Live
Live → Recently observed
Changed the definition of "get_events"
Returnscorporate/marketevents ofaone kind between start and end (YYYY-MM-DD), clipped to as_of. kind='earnings' (company report dates, symbol and timing) or kind='macro' (economic releases such as CPI, payrolls, FOMC). Max 5000 rows per page.
⟨24 unchanged words⟩ {"type":"string"},"kind":{"enum":["earnings","macro"],"type":"string"},"start":{"type" ⟨6 unchanged words⟩
Authorization not required, issuer https://api.finzdata.com
Changed the definition of "get_bars"
⟨23 unchanged words⟩ "},"bar":{"description":"Bar size,: '1d' (default),'1d'.or intraday '1m', '5m', '15m', '30m', '1h' (paid bundles).","type":"string"},"end":{ ⟨16 unchanged words⟩
Changed the definition of "backtest_export", "claim_mcp_server", "comment_strategy" and 26 more
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":" ⟨5 unchanged words⟩
{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":false ⟨4 unchanged words⟩
Recently observed → Live
Added "get_quant_model" (28 tools before, 29 now)
Get FinzData Quantitative Model readings — The FinzData Quantitative Model as known on as_of: macro regime labels (financial conditions direction, financial risk direction, growth level and direction, inflation direction, macro quadrant GOLDILOCKS/REFLATION/STAGFLATION/SLOWDOWN, liquidity and credit), the growth/inflation nowcast, and the daily S&P 500 market stress probability (2-state Markov-switching). Labels are computed from each input as published on that date (no revisions from the future). Use it to answer 'what macro regime are we in', 'are financial conditions tightening', or to condition a backtest on regime.
Live → Recently observed
Authorization not required, issuer https://api.finzdata.com
Verified owner set by well_known_file proof on finzdata.com
Recently observed → Live
Added "backtest_export", "claim_mcp_server", "get_gex" and 2 more; changed the definition of "comment_strategy", "fork_strategy", "publish_strategy" and 1 more (23 tools before, 28 now)
{"openWorldHint":false,"readOnlyHint":truefalse,"title":"Comment on a hub strategy"}
{"openWorldHint":false,"readOnlyHint":truefalse,"title":"Fork strategy"}
Live → Recently observed
Certificate recorded, valid to 2027-01-08
Authorization not required, issuer https://api.finzdata.com
Unknown → Live
First tool surface recorded: 23 tools (server version 1.0.0)
https://api.finzdata.com/mcp (mcp_streamable_http) — from mcp_registry
pypi:finzdata-mcp (package_pypi) — from pypi, with the record
Showing the latest 22 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed
{"openWorldHintdestructiveHint":false,"openWorldHint":true,"readOnlyHint":false,"title":"Comment on a hub strategy"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Compare runs"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Describe dataset"}
{"openWorldHintdestructiveHint":false,"openWorldHint":true,"readOnlyHint":false,"title":"Fork strategy"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get 13F filings"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get OHLCV bars"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get COT"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get events"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":" ⟨3 unchanged words⟩
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":" ⟨5 unchanged words⟩
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get macro vintage"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get MCP Server"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":" ⟨5 unchanged words⟩
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get hub strategy"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get universe"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Get Verified Record"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"List hub strategies"}
{"openWorldHintdestructiveHint":false,"openWorldHint":true,"readOnlyHint":false,"title":"Publish strategy"}
{"destructiveHint":false,"idempotentHint":false,"openWorldHint":falsetrue,"readOnlyHint":false,"title":"Register Strategy"}
{"destructiveHint":falsetrue,"openWorldHint":falsetrue,"readOnlyHint":false,"title":"Retire Strategy"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Run backtest"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Search datasets"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Search MCP Servers"}
{"openWorldHintdestructiveHint":false,"openWorldHint":true,"readOnlyHint":false,"title":"Star a hub strategy"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Survivorship-bias audit"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Verified Board"}
{"destructiveHint":false,"openWorldHint":false,"readOnlyHint":true,"title":"Verify Chain"}
{"openWorldHint":false,"readOnlyHint":truefalse,"title":"Publish strategy"}
{"openWorldHint":false,"readOnlyHint":truefalse,"title":"Star a hub strategy"}
Export bars for a backtester — Daily OHLCV bars for one symbol packaged as ready-to-load files for an open-source backtester or trading framework: backtrader, backtesting_py, vectorbt, zipline (csvdir bundle), lean (QuantConnect LEAN, base64 zip), nautilus, freqtrade or qlib. Returns files (path, encoding, content) and load_code. Write each file at its path, then run load_code. Clipped to as_of; start defaults to 365 days before end.
Claim MCP Server — claims a listing for the calling API key so its owner can enable price-accuracy checks; first claimant wins; contact info@finzdata.com to dispute.
Get point-in-time GEX (dealer gamma) — Point-in-time dealer gamma exposure for US stocks and ETFs, one row per ticker per session, each stamped with knowledge_time (17:00 New York on the session date). Columns: spot, net_gex_bn (dealer net gamma, $bn per 1% move; >0 dealers long gamma, <0 short), call_gex_bn, put_gex_bn, flip (gamma-flip level), call_wall, put_wall, pcr_oi, atm_iv_pct. Give ticker (+ start/end) for a time series, or date alone for every name that session ranked by |net_gex_bn|. Rows after as_of are hidden.
Get MCP Server — retrieves a financial MCP server listing with tools, probe history, issues and verified-data status.
Search MCP Servers — finds financial MCP servers graded nightly by FinzData for health, protocol conformance and prompt-injection risk; results include install URLs.