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OptimistFi

com.optimistfi/optimistfiVersion 1.30.1

Perpetual futures across 40 venues, perps prop firms and sourced theses on 6,100+ US stocks.

Status

Responds1192 msAnswered our handshake without sign-in.

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Last checked
Nov 14, 2026, 14:08 UTC
Latency
1192 ms
Remotes responding
1 of 1
Sign-in
No sign-in
Hosting
Hosted outside the EU (detected)
Registry data as of
Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP
https://mcp.optimistfi.com/mcpResponds1192 ms
No sign-in

Claude Code

claude mcp add --transport http optimistfi https://mcp.optimistfi.com/mcp

Claude Desktop and claude.ai

Settings > Connectors > Add custom connector
Name: optimistfi
Remote MCP server URL: https://mcp.optimistfi.com/mcp

Cursor

{
  "mcpServers": {
    "optimistfi": {
      "url": "https://mcp.optimistfi.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"optimistfi","type":"http","url":"https://mcp.optimistfi.com/mcp"}'

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Tools

17 tools

Tools of OptimistFi
Read-only
Idempotent
Open world
answerA stock's full read in one call: the standing investment case, valuation off its filed financials, and the latest quarter. Use when the user asks: is X a buy; is X cheap; what are X's earnings; how was X's quarter; did X beat. response_mode=plain for beginners. Not for: several companies → compare. Args: entity; response_mode.NoYesYesYes
compareTwo or more companies side by side: each one's valuation, investment case, and what supports or challenges it, so the comparison rests on the cases, not just ratios. Use when the user asks: X vs Y; which is the better buy; is X or Y more defensive. response_mode=plain for beginners. Not for: one company → answer. Args: entities (2-5).NoYesYesYes
get_calendarWhat is ahead for a company: the next earnings date projected from its own filing cadence (held, not rolled, marked overdue when lapsed), then trial readouts, nearest first. Use when the user asks: when does X report next; what's coming up for X. Not for: past events → get_filings; what the earnings were → answer. Args: entity; types; limit.NoYesYesYes
get_capital_returnsHow a company returns capital: dividend-rate history with each raise or cut, buyback authorizations beside the cash actually spent, splits and name changes. Forward ex-dates are not served. Use when the user asks: did X raise its dividend; is X buying back stock; has X cut it. Args: entity; kind = dividends | buybacks | actions.NoYesYesYes
get_congress_tradesHouse, Senate and President/officials stock trades (STOCK Act) by ticker or filer, dated by transaction. Use when the user asks: who in Congress traded X; what did a member or Trump buy. Not for: company insiders → get_insider_trades. Args: ticker or member; chamber; limit.NoYesYesYes
get_filingsA company's own disclosures: filed 8-K events, its press releases, the text of those 8-Ks, and governance red flags (late filings, auditor changes, selling clusters). Use when the user asks: any red flags at X; what did X announce; latest 8-K from X. Not 10-K/10-Q sections. Args: entity; kind = events | press_releases | event_text | red_flags.NoYesYesYes
get_insider_tradesForm 4 insider trades for one company, P and S first: who, role, code (P buy, S sell, A grant, M exercise, F tax), shares and dollar value. Use when the user asks: are insiders buying X; did X's CEO sell; insider activity at X. Not for: Congress → get_congress_trades. Args: entity; start; end; limit.NoYesYesYes
get_perpsOne perp market right now, venue by venue: price and premium to the index or stock, open interest, funding, max leverage, liquidation levels, whale trades, positioning; a stock perp's weekend move. Use when the user asks: X funding rate; where do X longs get liquidated. Not for: trends or book depth → get_perps_history. Args: entity.NoYesYesYes
get_perps_deskOptimistFi's perps desk: stories, traders with checked calls, wallets covered, companies that blocked tokenized trading of their stock, Kalshi's BTC/ETH odds and perp funding. Use when the user asks: perps news on X; is trader Y worth following; Kalshi's BTC odds. Args: view; market; trader; wallet; limit.NoYesYesYes
get_perps_historyOne perp market over time (1d to 90d): price, open interest, funding, taker buying vs selling, big accounts' net position; plus the latest book depth (±0.5/1/2%) and big accounts' P&L and leverage. Use when the user asks: X funding this week; are whales adding to X; how deep is X's book. Args: entity; window.NoYesYesYes
get_perps_marketPerps market research and sized trade costs. trade/cost: BTC/ETH entry, holding and exit dollars from fresh books. Funding, OI, whales and advanced supplied-data studies. Use when the user asks: what does my position cost; where can I trade 100x. Not for: one market overview → get_perps. Args: view; workflow; parameters; market; venue.NoYesYesYes
get_prop_firmsPerps prop firms from their own pages: rules, challenge prices and live codes, country, platforms, assets, max allocation; a named firm's on-chain hedge book, reserves or payouts. Use when the user asks: prop firm rules; X discount code; cheapest $50K challenge; can Propr pay. Args: firm; rule; account_usd; country; asset; on_chain; max_price_usd.NoYesYesNo
get_thesisThe standing investment case for a stock: the thesis, its testable claims with the condition that breaks each, the bear case, catalysts, whether it still holds. Use when the user asks: what's the bull case for X; what would break X's thesis; is X's story holding up. response_mode=plain for beginners. Not for: valuation → answer. Args: entity; view.NoYesYesYes
get_thesis_impactOne metric's recent quarters read against the investment case: the claim it tests, whether it supports or challenges it, and what it cannot prove. item=earnings covers revenue, profit and EPS. Use when the user asks: what do X's earnings mean for the thesis. response_mode=plain for beginners. Not for: the full read → answer. Args: entity; item.NoYesYesYes
get_track_recordThe dated track record on a company: each filing that crossed or held its thesis's break condition (a dated call if the thesis came first), plus early_warnings from the latest 10-Q's trailing year. Use when the user asks: has OptimistFi been right on X; did X's thesis break. response_mode=plain for beginners. Args: entity.NoYesYesYes
resolve_entityResolve a ticker, company name or CIK to the canonical company (name, ticker, CIK, FIGI), confirming which company a name means before other tools run. Use when the user asks: which company is X; what's the ticker for X; is X listed. Args: query.NoYesYesYes
what_changedWhat has happened for a company since a date, read against its case: the latest quarter's earnings, filings and 8-K events, insider trades, capital returns, price move. Use when the user asks: what changed with X; catch me up on X. response_mode=plain for beginners. Not for: the standing case → get_thesis. Args: entity; since.NoYesYesYes

Details

Registry status
Active
Published
Oct 19, 2026
Updated
Oct 19, 2026
Categories (suggested)
Finance and paymentsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR
Not declared

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