MCP server

OptimistFi Official

com.optimistfi/optimistfi

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

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

Working at last checkVerified publisher: optimistfi.comAbout 12,895 tokens per request once connected17 tools

Website Source

https://mcp.optimistfi.com/mcp

At a glance

Type: MCP server
Publisher: optimistfi.com (verified by the MCP Registry)
Status: Working at last check
Tools: 17
Token cost: About 12,895 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

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

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.optimistfi]
url = "https://mcp.optimistfi.com/mcp"

Gemini CLI

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

Cursor

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

VS Code

{"servers":{"optimistfi":{"type":"http","url":"https://mcp.optimistfi.com/mcp"}}}

Antigravity

agy mcp add optimistfi https://mcp.optimistfi.com/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"optimistfi","server_url":"https://mcp.optimistfi.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"optimistfi","server_url":"https://mcp.optimistfi.com/mcp"}

Tools

answer ~333 tokens
A 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.
compare ~339 tokens
Two 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 com
get_calendar ~283 tokens
What is ahead for a company, nearest first: the next earnings date projected from its own filing cadence (held, not rolled, marked overdue when lapsed) and trial readouts. 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 w
get_capital_returns ~403 tokens
How 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 = d
get_congress_trades ~319 tokens
US House stock-trade disclosures (STOCK Act) by ticker or by member, dated by transaction. Use when the user asks: which members of Congress traded X; what did a named member buy; is Congress selling X. Not for: company insiders → get_insider_trades. Args: ticker or member; limit.
get_filings ~452 tokens
A 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 = even
get_insider_trades ~282 tokens
Form 4 insider transactions for one company, newest 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;
get_perps ~304 tokens
One 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_desk ~615 tokens
OptimistFi'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;
get_perps_history ~234 tokens
One 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: entit
get_perps_market ~6935 tokens
Perps 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;
get_prop_firms ~644 tokens
Perps 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; acco
get_thesis ~430 tokens
The 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
get_thesis_impact ~444 tokens
One 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 fo
get_track_record ~338 tokens
OptimistFi's dated track record on a company: each time a filing crossed or held its thesis's break condition. A crossing whose thesis predates the filing is a genuine call, dated before the event. Use when the user asks: has OptimistFi been right on X; did X's thesis break. response_mode=plain for
resolve_entity ~154 tokens
Resolve 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.
what_changed ~386 tokens
What 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_

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