open api specification

A collection of 7 posts

Schemas can be contracts
24 March 2026

Schemas can be contracts

Schemas are not contracts. That's still true — but with the launch of Drift, your OpenAPI spec can finally be part of one. Introducing spec-driven API testing for PactFlow: automated, CI-native validation that your API does what it says it does.

6 min read

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By Matt Fellows
Introducing Bi-Directional Contract Testing

Introducing Bi-Directional Contract Testing

We’re pleased to announce the highly anticipated launch of Bi-Directional Contract Testing, a Pactflow exclusive feature enabling new modes of contract capture and compliance, a broader set of use cases, and a simplified developer experience to supercharge your contract testing journey.

2 min read

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By Matt Fellows
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