# Siebly

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

Siebly provides JavaScript, Node.js, and TypeScript SDKs for major cryptocurrency exchanges such as Binance, Bybit, OKX, Gate, Bitget, KuCoin, Coinbase, Kraken, HTX, and Hyperliquid. The platform offers REST and WebSocket API integrations, comprehensive documentation, examples, and release notes, enabling developers to build trading applications quickly and securely.

## Kin Score — 18.1 / 100 (emerging)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 7.8 |
| Contract Governance | 22.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 19.0 |
| Access Clarity | 10.5 |

Regulatory layer — **Securities & Market Data**: 19.4 (matched via weak_tags).

## Agent readiness — 12.9 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | na |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (2)

- **Siebly Trading System API** — Browse Siebly trading-system reference pages for glossary terms, execution modes, exchange state, runtime workflows, WebSocket behavior, and AI-agent guidance.
- **Siebly API** — Siebly API as documented publicly: 195 operations. Contract generated from the documentation by API Evangelist (2026-11-03); not the provider's own document.

## Security (2)

- **Siebly Domain Security** — TLSv1.3 · HSTS · DMARC
- **Siebly Vulnerability Disclosure** — security.txt · contact published

## Tags

SDK, Cryptocurrency, JavaScript, TypeScript, Exchange

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