How AI is applied across API Evangelist and APIs.io. Read my AI disclosure →
API Evangelist API Evangelist
Discovery
Learnings
Guidance
Toolbox
Alignment
API Evangelist LLC

Capital.com Public API Session API

Operations for creating, switching, and ending API sessions.

Capital.com Public API Session API is one of 8 APIs that Capital.com Public API publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Session. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and authentication docs.

This API exposes 5 operations across 2 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version v1.

Requests are made against 2 base URLs: https://api-capital.backend-capital.com, https://demo-api-capital.backend-capital.com.

5 operations 2 paths 2 schemas 1 DELETE2 GET1 POST1 PUT

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
v1
Servers
https://api-capital.backend-capital.com
https://demo-api-capital.backend-capital.com
Authentication
API Key, API Key, API Key
Resource Areas
1

Authentication & Security 3

Capital.com Public API Session API declares 3 security schemes for authenticating requests. An API key is passed in the header as X-CAP-API-KEY (apiKey). An API key is passed in the header as CST (sessionToken). An API key is passed in the header as X-SECURITY-TOKEN (securityToken). By default, every request must be authenticated.

  • apiKey — Capital.com API key required for all calls.
  • sessionToken — Client session token returned after creating a session.
  • securityToken — Security token returned after creating a session.

Paths & Operations 5

Across 2 paths, the API surfaces 5 operations — 1 DELETE, 2 GET, 1 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.

Session 5

Operations for creating, switching, and ending API sessions.

GET
/api/v1/session/encryptionKey
Get Encryption Key
getEncryptionKey → 200
GET
/api/v1/session
Get Session Details
getSession → 200401
POST
/api/v1/session
Create New Session
createSession body → 200401
PUT
/api/v1/session
Switch Active Account
switchAccount body → 200
DELETE
/api/v1/session
Log Out Session
logOutSession → 200

Schemas 2

The contract defines 2 schemas that model the data the API accepts and returns. The most detailed is Error (2 properties). Each schema is shown below with its type and property counts.

Error
object
Generic error response.
2 properties
GenericObject
object
Generic JSON object response.

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

capital-com-public-api-session-api-openapi.yml Raw ↑

Other APIs Capital.com Public API publishes across the network.

Capital.com WebSocket API
Capital.com Public API Accounts API
Capital.com Public API General API
Capital.com Public API History API
Capital.com Public API Markets API
Capital.com Public API Positions API
Capital.com Public API Working Orders API
Where this information came from

This is an independent, third-party profile of Capital.com Public API Session API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

info@apievangelist.com · Read the full data-sourcing policy →
On a security or compliance team? Put security in the subject line and you will get a person, not a form — we will tell you exactly which public URLs this profile was built from.