MCP server

BeliefState Official

ai.beliefstate/investor-research

Checked 28 Oct 2026, 09:03 UTC · It answered and asked for a sign-in

Stock research and investor research for trading agents. 16 x402 tools; data from 0.02 USDC on Base.

Website Source

At a glance

Type

MCP server

Publisher

beliefstate.ai (verified by the MCP Registry)

Status

Signs in with your account

Tools

18

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

28 Oct 2026, 09:03 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS 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 investor-research https://beliefstate.ai/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.investor-research]
url = "https://beliefstate.ai/mcp"

Gemini CLI

{"mcpServers":{"investor-research":{"httpUrl":"https://beliefstate.ai/mcp"}}}

Cursor

{"mcpServers":{"investor-research":{"url":"https://beliefstate.ai/mcp"}}}

VS Code

{"servers":{"investor-research":{"type":"http","url":"https://beliefstate.ai/mcp"}}}

Antigravity

agy mcp add investor-research https://beliefstate.ai/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":"investor-research","server_url":"https://beliefstate.ai/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"investor-research","server_url":"https://beliefstate.ai/mcp"}

Signs in with your account: your agent app opens a sign-in page the first time you use it.

Tools

• compare_beliefs ~485 tokens
  Compare two cited investment cases for support, contradiction or dependency, including explicit unknown and unrelated outcomes. Optional comparison_focus selects a public research topic within both complete cases; the result applies to that topic only. Shared-source provenance does not establish res
• evaluate_belief_scenario ~351 tokens
  Apply up to eight hypothetical condition assumptions to a case's recorded scenario model. Does not alter evidence or predict the investor's response. Per-call x402 price: 0.02 USDC on Base.
• get_author_track_record ~762 tokens
  Read an investor's stored publication-based outcome cohorts over one explicit ticker, entity, Belief or released corpus scope and optional source/publication window. Includes losses, pending and ineligible counts, preserves action/price/horizon cohorts and verified exits. Historical source completen
• get_belief ~494 tokens
  Read a requested complete investment case or evidence beyond a brief, with risks, conditions and coverage gaps. An ordinary library overview can use get_brief without opening each case. Use paragraph_index only when it appears in the returned investment_case; follow support/text offsets. Records wit
• get_belief_catalysts ~781 tokens
  Read evidence-linked Catalyst objects with qualified current status or explicit unknowns. Filter one ticker, entity, Belief or released corpus by person, source, publication dates or status. Current briefs include pending and unassessed attached catalysts; met, missed and superseded records remain a
• get_belief_changes ~769 tokens
  Read a mixed, ordered change journal: author-view revisions, distribution changes and calculated publication outcomes are separate domains with distinct clocks. Use belief_id for changes to one case and inspect each event's domain. Use get_brief for a current synthesis; continuation is for requested
• get_belief_relationships ~393 tokens
  Inspect cited relationship paths within one investment case. Preserves stated links, engine inferences and unknowns. Per-call x402 price: 0.02 USDC on Base.
• get_belief_risks ~826 tokens
  Read evidence-linked Risk objects for exactly one ticker, entity, Belief or explicit released corpus. Filter by person, source, publication dates, status or severity. Unknown assessments remain unknown; an empty high-severity filter does not prove no material risks. Current briefs include attached o
• get_beliefs ~721 tokens
  List dated investment ideas for a requested inventory or filtered research on one ticker or subject. Investor, direction and time filters are optional. An ordinary overview uses get_brief; listing the same research afterward is unnecessary unless the user needs additional cases. Per-call x402 price:
• get_brief ~877 tokens
  Start with overview for an ordinary company or ETF research question, including outlook and changes. Present findings in plain language with named investors, dated source links and important gaps; include record IDs and field names when requested for verification or export. Use detail=current for up
• get_context_assessment ~273 tokens
  Open a dated engine context assessment and its permitted evidence. Engine analysis is separate from an investor's stated view. Per-call x402 price: 0.02 USDC on Base.
• get_research_visual ~519 tokens
  Read one cited chart or table, including its regions and paginated exact rows or data points. Per-call x402 price: 0.02 USDC on Base.
• get_tickers ~157 tokens
  Free research coverage and company discovery.
• list_research_visuals ~343 tokens
  List cited charts and tables for one investment case or context assessment. Per-call x402 price: 0.02 USDC on Base.
• refresh_market_data ~195 tokens
  Explicitly refresh missing or stale market data for one current company or subject, then return its research brief. Per-call x402 price: 0.02 USDC on Base.
• search_beliefs ~722 tokens
  Find investment ideas by thesis, topic or trade setup, with cited matching passages. Per-call x402 price: 1.50 USDC on Base.
• search_companies ~121 tokens
  Free research coverage and company discovery.
• search_entities ~363 tokens
  Find released companies, industries, themes and other research subjects by name or kind. Per-call x402 price: 0.02 USDC on Base.

Browse

• Email
• Stocks and markets

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