# HTX

**Canonical:** https://apis.io/providers/htx/  
**Website:** https://htx.com  
**APIs profiled:** 2

HTX (formerly Huobi Global) is a cryptocurrency exchange founded in 2013 that offers spot trading, futures and derivatives, margin trading, trading bots, copy trading, and earn/staking products across BTC, ETH, XRP and 600+ digital assets. HTX exposes a public developer platform (HTX Open Platform) with a REST API and a WebSocket streaming API covering market data, account and wallet management, sub-user administration, spot and conditional order placement, and cross/isolated margin lending. Requests are authenticated with an AccessKey and an HMAC-SHA256 (Signature Version 2) request signature. Official client SDKs are published under the HuobiRDCenter GitHub organization for Java, Python, Go, C++ and C#, with separate contract/futures variants. HTX was surfaced as a portfolio company of Hongshan (formerly Sequoia Capital China).

## Kin Score — 32.7 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 32.7).

| Facet | Score |
|---|---|
| Discoverability | 68.5 |
| Contract Quality | 0.0 |
| Governance | 4.5 |
| Contract Governance | 4.5 |
| Operational Transparency | 39.5 |
| Developer Ergonomics | 61.9 |
| Commercial Clarity | 34.2 |
| Access Clarity | 34.2 |

Regulatory layer — **Securities & Market Data**: 41.7 (matched via tags).

## Agent readiness — 15.0 (agent-aware)

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

## Access

Self-serve signup — onboarding: self-serve, pricing: unknown, trial: no (confidence: medium).

## APIs (2)

- **HTX Spot REST API** — The HTX Spot REST API provides HTTP access to reference data (system status, symbols, currencies, chains), market data (klines, tickers, depth, trades, 24h summaries), account a...
- **HTX WebSocket API** — The HTX WebSocket API provides a two-way real-time channel for subscribing to market data (klines, market depth, trade detail, best bid/offer) and to authenticated account and o...

## Security (2)

- **Htx Authentication** — apiKey · 1 scheme
- **Htx Domain Security** — TLSv1.3 · DMARC

## Tags

Company, Technology, Cryptocurrency, Crypto Exchange, Trading, Digital Assets, Blockchain, Financial-Services, Market Data, WebSocket

---

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