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Navan Transactions API

Expense transactions across Navan card, Connect, manual, and repayment types. CONFIRMED.

Navan Transactions API is one of 7 APIs that Navan publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Transactions. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 7 operations across 6 paths, and defines 4 schemas. It is described by OpenAPI 3.0.3, at version 1.0.

Requests are made against a single base URL, https://api.navan.com.

7 operations 6 paths 4 schemas 6 GET1 PATCH

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
1.0
Base URL
https://api.navan.com/v1/expense
Authentication
OAuth 2.0
Resource Areas
1

Authentication & Security 1

Navan Transactions API declares 1 security scheme for authenticating requests. It supports OAuth 2.0 (oauth2ClientCredentials) using the clientCredentials flow, exposing 6 scopes. By default, every request must be authenticated.

  • oauth2ClientCredentials — OAuth 2.0 client-credentials flow. Generate a clientid / clientsecret in the Navan app under Settings Integrations (API), then POST granttype=clientcredentials…

Paths & Operations 7

Across 6 paths, the API surfaces 7 operations — 6 GET, 1 PATCH. Each is listed below with its method, path, parameters, and response codes.

Transactions 7

Expense transactions across Navan card, Connect, manual, and repayment types. CONFIRMED.

GET
/v1/expense/transactions
List transactions
listTransactions 4 params → 200401
PATCH
/v1/expense/transactions
Batch update transactions
updateTransactions body → 200401422
GET
/v1/expense/transactions/{id}
Get a transaction
getTransaction 1 param → 200401404
GET
/v1/expense/card-transactions
List Navan card transactions
listCardTransactions 3 params → 200401
GET
/v1/expense/connect-transactions
List Connect card transactions
listConnectTransactions 3 params → 200401
GET
/v1/expense/manual-transactions
List manual transactions
listManualTransactions 3 params → 200401
GET
/v1/expense/repayments
List repayments
listRepayments 3 params → 200401

Schemas 4

The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are Transaction (9 properties), TransactionList (2 properties), Error (1 property), TransactionBatchUpdate (1 property). Each schema is shown below with its type and property counts.

TransactionList
object
2 properties
Transaction
object
9 properties
TransactionBatchUpdate
object
1 property 1 required
Error
object
1 property

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

navan-transactions-api-openapi.yml Raw ↑

Other APIs Navan publishes across the network.

Navan Bookings API
Navan Custom Fields API
Navan Fees and Adjustments API
Navan Receipts API
Navan Users API
Navan Webhooks API