# Capital.com Public API

**Canonical:** https://apis.io/providers/capital-com-public-api/  
**Website:** https://capital.com/  
**APIs profiled:** 8

Capital.com is a European trading platform offering CFDs across shares, indices, commodities, forex, and cryptocurrencies. The Capital.com Public API provides direct access to the trading engine for automated strategies, giving programmatic control of positions, working orders, account preferences, and historical and streaming market data. A companion WebSocket API streams real-time prices and OHLC candles for up to 40 concurrent instruments.

## Kin Score — 34.7 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.7).

| Facet | Score |
|---|---|
| Discoverability | 64.8 |
| Contract Quality | 65.4 |
| Governance | 13.6 |
| Contract Governance | 13.6 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 25.0 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

Regulatory layer — **Securities & Market Data**: 40.0 (matched via tags).

## Agent readiness — 30.3 (agent-aware)

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

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (8)

- **Capital.com WebSocket API** — The Capital.com WebSocket API streams real-time market data, supporting up to 40 concurrent instruments and OHLC candlestick subscriptions for low-latency trading applications.
- **Capital.com Public API Accounts API** — Account information, preferences, and demo top-up.
- **Capital.com Public API General API** — Server time, ping, and encryption-key utility endpoints.
- **Capital.com Public API History API** — Account activity and transaction history.
- **Capital.com Public API Markets API** — Market navigation and instrument lookup.
- **Capital.com Public API Positions API** — Operations for opening, updating, and closing trading positions.
- **Capital.com Public API Session API** — Operations for creating, switching, and ending API sessions.
- **Capital.com Public API Working Orders API** — Operations for managing limit and stop working orders.

## Agentic access (1)

- **Capital Com Public Api Agentic Access** — 27 operations · 11 acting

## Security (3)

- **Capital Com Public Api Authentication** — apiKey · 3 schemes
- **Capital Com Public Api Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC
- **Capital Com Public Api Vulnerability Disclosure** — Intigriti · security.txt · contact published

## Plans (1)

- **Capital Com Public Api Plans Pricing**

## Tags

CFD, Commodities, Cryptocurrency, Financial, Forex, Indices, Market Data, Shares, Streaming, Trading, WebSocket

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