Fathom Fyi MCP Server

Financial Reality for AI Agents — The FYI your agent needs before it acts.

Local serverstdioTypeScript

What is the Fathom Fyi MCP server?

Financial Reality for AI Agents — The FYI your agent needs before it acts. That is what the fathom fyi mcp server brings to an AI assistant: the same capability, reachable through the Model Context Protocol rather than a separate app or dashboard.

The short version

Fathom is an MCP server that gives AI agents financial reality awareness before they make consequential decisions.

The tools it exposes

The server publishes 14 tools. What each one is for:

  • get_reality_check — Market briefing with regime, sentiment, risk score. Paid tiers add alternative signals
  • get_market_regime — Regime classification (risk-on/off, euphoric, capitulation) with confidence scoring
  • get_sentiment_state — Fear & Greed Index, 7-day trend, contrarian signals, extreme opportunity detection
  • get_account_status — Your tier, usage stats, locked tools, upgrade path
  • get_narrative_pulse — Sector rotation, accelerating/decelerating narratives, momentum scoring
  • get_asset_context — Deep context on any asset: cycle position, trend, volume health, risk level
  • get_temporal_context — Bitcoin halving cycle positioning with historical analogs
  • get_defi_health — DeFi ecosystem TVL, health score, concentration risk, revenue trends
  • get_macro_context — Fed rates, DXY, yield curve, recession probability, crypto impact
  • get_onchain_pulse — Bitcoin network health, mempool, fees, mining economics
  • set_portfolio_context — Save your portfolio holdings for personalized guidance
  • set_alert — Define custom alert conditions (e.g., "fear_greed < 20")

What it needs from you

Configuration is passed through the environment: FATHOM_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Getting it running

fathom-fyi on npm is all you need. Most clients run it directly, so configuration is a few lines and a restart.

How it compares

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Fathom Fyi's toolset — get_reality_check, get_market_regime, get_sentiment_state and 11 more — is a fair guide to whether it matches your workflow. It is maintained by 0xhashy; worth a glance at recent repository activity before you build anything load-bearing on it.

We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.

Things to watch

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • With 14 tools registered it takes up a noticeable share of the context window; turn it off in projects that never touch Fathom Fyi.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
get_reality_checkMarket briefing with regime, sentiment, risk score. Paid tiers add alternative signals.
get_market_regimeRegime classification (risk-on/off, euphoric, capitulation) with confidence scoring
get_sentiment_stateFear & Greed Index, 7-day trend, contrarian signals, extreme opportunity detection
get_account_statusYour tier, usage stats, locked tools, upgrade path
get_narrative_pulseSector rotation, accelerating/decelerating narratives, momentum scoring
get_asset_contextDeep context on any asset: cycle position, trend, volume health, risk level
get_temporal_contextBitcoin halving cycle positioning with historical analogs
get_defi_healthDeFi ecosystem TVL, health score, concentration risk, revenue trends
get_macro_contextFed rates, DXY, yield curve, recession probability, crypto impact
get_onchain_pulseBitcoin network health, mempool, fees, mining economics
set_portfolio_contextSave your portfolio holdings for personalized guidance
set_alertDefine custom alert conditions (e.g., "fear_greed < 20")
get_alertsCheck which of your alerts are triggered against live data
get_watchlist_reportBatch analyze up to 10 assets with state change detection

How to install the Fathom Fyi MCP server

{
  "mcpServers": {
    "fathom": {
      "command": "npx",
      "args": ["-y", "fathom-fyi"]
    }
  }
}

Configuration as documented by the project. Restart the client after saving.

Configuration

VariableDescriptionRequired
FATHOM_API_KEYCredential the server authenticates with.Yes

Example prompts to try

  • Use Fathom Fyi to get reality check.
  • Use Fathom Fyi to get market regime.
  • Use Fathom Fyi to get sentiment state.

Frequently asked questions

It connects Fathom Fyi to MCP-compatible AI assistants such as Claude and Cursor, exposing 14 tools (get_reality_check, get_market_regime, get_sentiment_state, and more) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Fathom Fyi directly.