# Lynx Expense API

**Canonical:** https://apis.io/apis/lynx/lynx-expense-api/  
**Provider:** Lynx — https://apis.io/providers/lynx/  
**Base URL:** https://sandbox.lynx-fh.co  
**Documentation:** https://docs.lynx-fh.com/

Lynx Expense API is one of 21 APIs that [Lynx](https://apis.io/providers/lynx/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 58 JSON Schema definitions. Tagged areas include Expenses. The published artifact set on APIs.io includes an OpenAPI specification and 58 JSON Schemas.

The Expense API from Lynx — 1 operation(s) for expense.

## Operations (1)

| Method | Path | Summary |
|---|---|---|
| POST | `/members/expense` | Create Expense |

## Machine-readable artifacts (59)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/openapi/lynx-expense-api-openapi.yml
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-member-account-balance-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-member-account-status-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-post-member-account-transfer-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-patch-member-account-request-doc-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-client-org-bank-account-balance-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-member-account-transfer-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-doc-post-dependent-card-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-reissue-card-request-doc-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-replace-card-request-doc-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-card-status-change-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-member-cards-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-member-card-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-post-member-claim-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-put-member-claim-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-persist-claims-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-claims-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-claim-detail-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-substantiation-model-dto-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-subscribed-events-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-patch-client-org-substantiation-model-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-application-token-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-application-token-request-doc-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-substantiation-model-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-calculate-sales-tax-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-post-member-ecommerce-order-request-doc-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-post-replace-ecommerce-order-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-put-commerce-sales-tax-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-post-ecommerce-refund-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-validate-coupon-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-member-view-commerce-classification-dto-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-client-org-exclusion-list-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-commerce-commodity-list-doc-model-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-commerce-catalog-facets-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-commodity-detail-doc-model-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-get-client-org-exclusion-list-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-doc-client-org-copay-group-create-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-doc-client-org-copay-group-edit-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-doc-copay-group-get-request-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/lynx/refs/heads/main/json-schema/lynx-copay-group-get-detail-schema.json
- …and 19 more, listed in full on the page.

## Other Lynx APIs (12)

- [Lynx API](https://apis.io/apis/lynx/lynx-api/)
- [Lynx Investments API](https://apis.io/apis/lynx/lynx-investments-api/)
- [Lynx Tags API](https://apis.io/apis/lynx/lynx-tags-api/)
- [Lynx Accounts API](https://apis.io/apis/lynx/lynx-accounts-api/)
- [Lynx Cards API](https://apis.io/apis/lynx/lynx-cards-api/)
- [Lynx Claims API](https://apis.io/apis/lynx/lynx-claims-api/)
- [Lynx Client Org Application Token Controller API](https://apis.io/apis/lynx/lynx-client-org-application-token-controller-api/)
- [Lynx Clients API](https://apis.io/apis/lynx/lynx-clients-api/)
- [Lynx Commerce API](https://apis.io/apis/lynx/lynx-commerce-api/)
- [Lynx Copay API](https://apis.io/apis/lynx/lynx-copay-api/)
- [Lynx Enrollments API](https://apis.io/apis/lynx/lynx-enrollments-api/)
- [Lynx Externalaccounts API](https://apis.io/apis/lynx/lynx-externalaccounts-api/)

## Tags

Expenses

---

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