# Tiingo

**Canonical:** https://apis.io/providers/tiingo/  
**Website:** https://www.tiingo.com/  
**APIs profiled:** 6

Tiingo provides high-quality financial market data APIs across US equities, crypto, FX, fundamentals, and news, popular among quantitative researchers. APIs include End-of-Day prices, IEX intraday data, Crypto, Forex, Fundamentals, and News, with REST and WebSocket access at api.tiingo.com.

## Kin Score — 57.7 / 100 (strong)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 57.7).

| Facet | Score |
|---|---|
| Discoverability | 81.5 |
| Contract Quality | 61.5 |
| Governance | 16.7 |
| Contract Governance | 16.7 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 70.8 |
| Commercial Clarity | 60.5 |
| Access Clarity | 60.5 |

Regulatory layer — **Securities & Market Data**: 51.7 (matched via tags).

## Agent readiness — 41.6 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | na |
| Error Semantics | documented |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | derived |
| Agent Skills | derived |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (6)

- **Tiingo End-of-Day API** — Daily OHLCV history for 100,000+ US equities and ETFs back to 1962, with split and dividend adjustments.
- **Tiingo IEX Intraday API** — IEX-sourced intraday quotes and trades over REST and WebSocket - real-time during US market hours.
- **Tiingo Crypto API** — Crypto top-of-book and trade data aggregated from major exchanges over REST and WebSocket.
- **Tiingo Forex API** — Real-time and historical FX rates for major and emerging-market currency pairs.
- **Tiingo Fundamentals API** — Income statement, balance sheet, cash flow, and corporate event data sourced from SEC filings.
- **Tiingo News API** — Tagged equity news from 1,000+ publishers with ticker, topic, and source filters.

## MCP servers (1)

- **Tiingo MCP Server**

## Agentic access (1)

- **Tiingo Agentic Access** — 37 operations

## Security (2)

- **Tiingo Authentication** — apiKey · 3 schemes
- **Tiingo Domain Security** — TLSv1.3 · DNSSEC · DMARC

## Plans (1)

- **Tiingo Plans Pricing**

## Tags

Fintech, Market Data, Stocks, Crypto, FX, News, Fundamentals, WebSockets

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/tiingo/). Scores are computed from the provider's own public artifacts under a published rubric.