Step CI Open-Source API Testing

Explore this developer service’s ongoing no-cost allowance, restrictions and official documentation before deploying.

INCLUDED FREE ALLOWANCEOpen-source API testing CLI for locally run and self-hosted REST, GraphQL, gRPC, tRPC and SOAP workflows; no vendor-imposed usage quota for the software.

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Plan details

What do these plan and deployment labels mean?

Plan: Ongoing free allowance
Deployment model: Local / embedded
Credit card: Not required
Commercial use: Allowed
Added to directory (UTC): 2026-11-04
Last checked: 2026-11-03

Important restrictions

Mozilla Public License 2.0 obligations apply to modified covered files. Users pay for their own compute, CI runners, network and target APIs. Optional paid support is separate; CLI has opt-out anonymous usage analytics.

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Independent community listing, not affiliated with the provider. Always check the latest billing policy and quotas before enabling paid usage.