SignSealShip Partner API Sandbox API
Deterministic lifecycle simulation for TEST orders (sss_pk_test_ keys) — real state machine, real signed webhooks, no live money.
Operations 2
Documentation
Documentation
https://docs.signsealship.com
Authentication
https://docs.signsealship.com/api-reference/authentication
Authentication
https://artifacts.apis.io/signsealship/authentication/signsealship-authentication.yml
RateLimits
https://artifacts.apis.io/signsealship/rate-limits/signsealship-rate-limits.yml
Specifications
Other Resources
API Onboarding
https://signsealship.com/.well-known/api-onboarding.json
Webhooks
https://docs.signsealship.com/api-reference/webhooks
Sandbox
https://docs.signsealship.com/api-reference/orders
Sandbox
https://artifacts.apis.io/signsealship/sandbox/signsealship-sandbox.yml
Webhooks
https://artifacts.apis.io/signsealship/asyncapi/signsealship-webhooks.yml
ToolCrosswalk
https://artifacts.apis.io/signsealship/mcp/signsealship-tool-crosswalk.yml
ErrorCatalog
https://artifacts.apis.io/signsealship/errors/signsealship-problem-types.yml
DataModel
https://artifacts.apis.io/signsealship/data-model/signsealship-data-model.yml
Conventions
https://artifacts.apis.io/signsealship/conventions/signsealship-conventions.yml
Idempotency
https://artifacts.apis.io/signsealship/conventions/signsealship-conventions.yml