# HubSpot CRM Calling Extensions API

**Canonical:** https://apis.io/apis/hubspot/hubspot-crm-calling-extensions-api/  
**Provider:** HubSpot — https://apis.io/providers/hubspot/  
**Base URL:** https://api.hubapi.com  
**Documentation:** https://developers.hubspot.com/docs/reference/api/overview

HubSpot CRM Calling Extensions API is one of 144 APIs that [HubSpot](https://apis.io/providers/hubspot/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 692 JSON Schema definitions. Tagged areas include CRM, Calling, and Extensions. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, code examples, and 692 JSON Schemas.

HubSpot CRM Calling Extensions — 13 operation(s) from HubSpot's published OpenAPI.

## Operations (13)

| Method | Path | Summary |
|---|---|---|
| POST | `/crm/extensions/calling/2026-03/inbound-call` | Submit details of an inbound call to the CRM. |
| POST | `/crm/extensions/calling/2026-03/recordings/ready` | Mark a call recording as ready for retrieval. |
| GET | `/crm/extensions/calling/2026-03/{appId}/settings` | Retrieve the calling extension settings for a specific app. |
| POST | `/crm/extensions/calling/2026-03/{appId}/settings` | Create new calling extension settings for a specific app. |
| DELETE | `/crm/extensions/calling/2026-03/{appId}/settings` | Delete the calling extension settings for a specific app. |
| PATCH | `/crm/extensions/calling/2026-03/{appId}/settings` | Update the calling extension settings for a specific app. |
| GET | `/crm/extensions/calling/2026-03/{appId}/settings/channel-connection` | Retrieve the channel connection settings for a specific app. |
| POST | `/crm/extensions/calling/2026-03/{appId}/settings/channel-connection` | Create new channel connection settings for a specific app. |
| DELETE | `/crm/extensions/calling/2026-03/{appId}/settings/channel-connection` | Remove the channel connection settings for a specific app. |
| PATCH | `/crm/extensions/calling/2026-03/{appId}/settings/channel-connection` | Update the channel connection settings for a specific app. |
| GET | `/crm/extensions/calling/2026-03/{appId}/settings/recording` | Retrieve recording settings for an app. |
| POST | `/crm/extensions/calling/2026-03/{appId}/settings/recording` | Create recording settings for an app. |
| PATCH | `/crm/extensions/calling/2026-03/{appId}/settings/recording` | Update recording settings for an app. |

## Machine-readable artifacts (1066)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/openapi/hubspot-crm-calling-extensions-api-openapi.yml
- **Documentation** — https://developers.hubspot.com/docs/api/cms/domains
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/domains-api-domain-collection-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/domains-api-domain-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/domains-api-forward-paging-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/domains-api-next-page-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/domains-api-domain-collection-response-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/domains-api-domain-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/domains-api-forward-paging-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/domains-api-next-page-structure.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/domains-api-domain-collection-response-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/domains-api-domain-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/domains-api-forward-paging-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/domains-api-next-page-example.json
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/graphql/hubspot-graphql.md
- **Documentation** — https://developers.hubspot.com/docs/api/cms/source-code
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-action-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-asset-file-metadata-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-file-extract-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-file-upload-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-task-locator-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-validation-error-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-validation-result-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-schema/source-code-api-validation-warning-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-action-response-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-asset-file-metadata-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-file-extract-request-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-file-upload-request-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-task-locator-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-validation-error-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-validation-result-structure.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/json-structure/source-code-api-validation-warning-structure.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-action-response-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-asset-file-metadata-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-file-extract-request-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-file-upload-request-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-task-locator-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-validation-error-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-validation-result-example.json
- **CodeExamples** — https://raw.githubusercontent.com/api-evangelist/hubspot/refs/heads/main/examples/source-code-api-validation-warning-example.json
- …and 1026 more, listed in full on the page.

## Other HubSpot APIs (12)

- [HubSpot URL Redirects API](https://apis.io/apis/hubspot/hubspot-url-redirects-api/)
- [HubSpot Pipelines API](https://apis.io/apis/hubspot/hubspot-pipelines-api/)
- [HubSpot Products API](https://apis.io/apis/hubspot/hubspot-products-api/)
- [HubSpot Line Items API](https://apis.io/apis/hubspot/hubspot-line-items-api/)
- [HubSpot Quotes API](https://apis.io/apis/hubspot/hubspot-quotes-api/)
- [HubSpot CRM Properties API](https://apis.io/apis/hubspot/hubspot-crm-properties-api/)
- [HubSpot Owners API](https://apis.io/apis/hubspot/hubspot-owners-api/)
- [HubSpot CRM Imports API](https://apis.io/apis/hubspot/hubspot-crm-imports-api/)
- [HubSpot Custom Objects API](https://apis.io/apis/hubspot/hubspot-custom-objects-api/)
- [HubSpot Marketing Events API](https://apis.io/apis/hubspot/hubspot-marketing-events-api/)
- [HubSpot Forms API](https://apis.io/apis/hubspot/hubspot-forms-api/)
- [HubSpot Workflows API](https://apis.io/apis/hubspot/hubspot-workflows-api/)

## Tags

CRM, Calling, Extensions

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/hubspot/hubspot-crm-calling-extensions-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/hubspot/.