The Language of Finance.

One API. Every asset class. Global coverage. Real-time intelligence.

LANGFIN · CONNECTING...

Live Data

Every chart powered by the Langfin API. The same endpoints you'll use.

Treasury Yield Curve

LIVE

Powered by Langfin API · /v1/treasury/yields/latest

Crypto Top 10 — Market Cap

LIVE

Powered by Langfin API · /v1/crypto/coins/top

AI Sentiment by Sector

LIVE

Powered by Langfin API · /v1/news/sentiment/sectors

500,000+
Sources Monitored
190+
Countries
30+
Languages
100+ Years
Historical Depth

Every Asset Class. Every Signal.

From central bank policy to crypto funding rates — Langfin ingests, enriches, and serves the full spectrum of global financial intelligence.

Global News & Sentiment

500,000+ outlets, 30+ languages, AI sentiment scoring

Updated every 15 minutes

Central Banks & Monetary Policy

Rate decisions, speeches, policy signals from 19 central banks

19 central banks

Macroeconomics

GDP, inflation, employment, consumer confidence, money supply

800+ time series

Crypto & Digital Assets

Spot prices, futures, funding rates, open interest, stablecoins, DeFi TVL

500+ assets tracked

Energy & Commodities

Oil, natural gas, coal, electricity, OPEC, refinery margins, chokepoints

Data from 1920

Equity Fundamentals

Balance sheets, income statements, cash flow — SEC XBRL parsed

10.8M+ observations

Global Markets

Stock indices, forex pairs, commodity futures — daily OHLCV

15 years of history

Real Estate

Home prices, inventory, days on market, House Price Index

3.3M+ records

ESG & Climate Risk

Greenhouse gas emissions, toxic releases, air quality, disaster risk

8,000+ facilities

Pharma & Biotech

Clinical trials, FDA approvals, adverse event reports

400,000+ trials

Banking & Financial System

4,500+ FDIC institutions, bank failures, fails-to-deliver

4,500+ banks

Global Trade

Bilateral trade flows, tariffs, WTO data, 200+ countries

200+ countries

Government & Policy

Federal Register regulations, executive orders, federal contracts ($1M+)

$41B+ in contracts

Agriculture & Food Security

Global food prices, drought monitoring, wildfire tracking

FAO + USDA + NASA

Climate & Weather Forecasts

ENSO predictions, seasonal outlooks, weather signals

NOAA + CPC

International Economics

World Bank, IMF, OECD, ILO — cross-country comparisons and rankings

2,000+ indicators

Investor Sentiment

VIX, SKEW, Fear & Greed (stock + crypto), unified market pulse

6 signal sources

Mining & Critical Minerals

Global production data, country rankings by mineral

USGS data

Patents & Innovation

USPTO patent grants, top filers, technology category breakdowns

Innovation leaderboard

Platform Capabilities

Institutional-grade financial data infrastructure.

158+ API Endpoints

Equities, crypto, macro, commodities, energy, real estate, ESG, pharma, banking, trade — every asset class, one interface.

AI-Enriched Intelligence

Glauxie AI: real-time sentiment scoring, sector classification, and narrative clustering on every article.

Global Coverage

190+ countries, 30+ languages, 500,000+ news outlets, 186 curated feeds. From Fed minutes to JODI oil data.

MCP Native

One command connects any AI agent. Claude, GPT, Gemini — instant financial grounding via Model Context Protocol.

Real-Time + Historical

15-minute refresh cycles, years of historical depth across every dataset. From intraday tickers to 20-year backfills.

Enterprise Grade

99.9% uptime target. Sub-second query responses. Dedicated support on Business+. SOC 2 roadmap.

See It In Action

Real queries. Real data. Real time.

1 tool · instant

Energy Market Snapshot

WTI, Brent, inventory, refinery utilization, Hormuz chokepoint risk — one call.

3 tools · comprehensive

US Economy Briefing

GDP, unemployment, CPI, yield curve, Fear & Greed — assembled in seconds.

2 tools · formatted tables

Top 25 Crypto Rankings

Market cap, 24h change, volume — live from CoinGecko via Langfin.

4 tools · 87 data points

India vs China vs US Agriculture

Cross-country comparison across GDP, trade, food prices, drought — World Bank + JODI + FAO.

Connect in 10 Seconds

One line. Any AI agent. Instant financial intelligence.

claude mcp add-json langfin '{"type":"http","url":"https://langfin.ai/mcp","headers":{"X-API-Key":"YOUR_KEY"}}' --scope user

That's it. Your AI agent now speaks finance.

Simple, Transparent Pricing

Internal use for research and models. Display rights when your users see the data. No hidden fees.

Beta Pricing — Lock In Now

For your team, your models, your research. Build on Langfin data internally.

Start Here

Free

$0

10,000 API calls/month · 30 requests/min · All 19 verticals · All endpoints · AI enrichment included · API key required · Attribution required

Get Free API Key

Any 3 Verticals

$49/mo

250K calls/mo · 300/min

Get Started

Any 5 Verticals

$69/mo

500K calls/mo · 300/min

Get Started

Complete + Glauxie MCP

$149/mo

1M calls/mo · 600/min · MCP agent

Get Started

Already included in free tier. Paid plans unlock higher limits and priority support.

News Intelligence

100K calls/mo, 120/min, priority support

$29/mo

Crypto & DeFi

100K calls/mo, 120/min, priority support

$19/mo

Energy Intelligence

100K calls/mo, 120/min, priority support

$29/mo

Macro & Central Banks

100K calls/mo, 120/min, priority support

$29/mo

Equity Fundamentals

100K calls/mo, 120/min, priority support

$19/mo

Global Markets

100K calls/mo, 120/min, priority support

$19/mo

ESG & Climate

100K calls/mo, 120/min, priority support

$19/mo

Pharma & Biotech

100K calls/mo, 120/min, priority support

$15/mo

Real Estate, Banking, Trade, Agriculture, Policy, International Economics, Sentiment, Climate, Minerals, Patents — included free with any plan.

Enterprise

White Label · Redistribution · GovCloud · Custom SLA · Dedicated Support · Unlimited Rate Limits

Let's talk.

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