Lightspark

Lightspark Sandbox API

Endpoints to trigger test cases in sandbox

GitHub OpenAPI

Operations 20

POST /webhooks/test Send a test webhook #
POST /sandbox/send Simulate sending funds #
POST /sandbox/uma/receive Simulate payment send to test receiving an UMA payment #
POST /sandbox/internal-accounts/{accountId}/fund Simulate funding an internal account #
POST /sandbox/cards/{id}/simulate/authorization Simulate a card authorization #
POST /sandbox/cards/{id}/simulate/clearing Simulate a card clearing #
POST /sandbox/cards/{id}/simulate/return Simulate a card return #
POST /sandbox/cards/{id}/simulate/balance_inquiry Simulate a card balance inquiry #
POST /sandbox/cards/{id}/simulate/credit_authorization Simulate a card credit authorization #
POST /sandbox/cards/{id}/simulate/financial_authorization Simulate a card financial authorization #
POST /sandbox/cards/{id}/simulate/financial_credit_authorization Simulate a card financial credit authorization #
POST /sandbox/cards/{id}/simulate/authorization_advice Simulate a card authorization advice #
POST /sandbox/cards/{id}/simulate/credit_authorization_advice Simulate a card credit authorization advice #
POST /sandbox/cards/{id}/simulate/return_reversal Simulate a card return reversal #
POST /sandbox/cards/{id}/simulate/authorization_reversal Simulate a card authorization reversal #
POST /sandbox/cards/{id}/simulate/authorization_expiry Simulate a card authorization expiry #
POST /sandbox/cards/{id}/simulate/dispute_open Simulate opening a card dispute #
POST /sandbox/cards/{id}/simulate/dispute_provisional_credit Simulate a provisional credit on a card dispute #
POST /sandbox/cards/{id}/simulate/dispute_provisional_credit_reversal Simulate reversing a provisional credit on a card dispute #
POST /sandbox/cards/{id}/simulate/dispute_close Simulate closing a card dispute #

Documentation

📖
Documentation
https://docs.lightspark.com/
📖
APIReference
https://docs.lightspark.com/api-reference/authentication

Specifications

⚙
OpenAPI
https://artifacts.apis.io/lightspark/openapi/lightspark-sandbox-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-outgoing-transaction-schema.json
📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-card-transaction-schema.json
📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-internal-account-schema.json
📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-incoming-transaction-schema.json
📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-sandbox-card-clearing-request-schema.json
📊
JSONSchema
https://artifacts.apis.io/lightspark/json-schema/lightspark-sandbox-uma-receive-request-schema.json

Other Resources

🔗
Spectral
https://artifacts.apis.io/lightspark/rules/lightspark-grid-spectral.yaml
🔗
Webhooks
https://artifacts.apis.io/lightspark/asyncapi/lightspark-grid-webhooks.yml
🔗
SourceCode
https://github.com/lightsparkdev/grid-api

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OpenAPI Specification

lightspark-sandbox-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Grid Sandbox API
  description: API for managing global payments on the open Money Grid. Built by Lightspark. See the full documentation at https://docs.lightspark.com/.
  version: '2025-10-13'
  contact:
    name: Lightspark Support
    email: support@lightspark.com
  license:
    name: Proprietary
    url: https://lightspark.com/terms
servers:
- url: https://api.lightspark.com/grid/2025-10-13
  description: Production server
security:
- BasicAuth: []
- AgentAuth: []
tags:


# --- truncated at 32 KB (196 KB total) ---
# Full source: https://artifacts.apis.io/lightspark/openapi/lightspark-sandbox-api-openapi.yml