# Pact

**Canonical:** https://apis.io/providers/pact/  
**Website:** https://pact.io  
**APIs profiled:** 6

Pact is an open source contract testing framework that verifies API consumer-provider interactions with support for Ruby, Java, .NET, JavaScript, Go, and Python. Pact Broker provides a hypermedia-driven HAL API for storing, retrieving, and verifying contracts between services.

## Kin Score — 28.3 / 100 (thin)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 28.3).

| Facet | Score |
|---|---|
| Discoverability | 63.0 |
| Contract Quality | 46.9 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 28.6 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 19.8 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (6)

- **Pact Broker API** — Pact Broker is a hypermedia HAL API for storing and retrieving consumer contracts created with the Pact contract testing framework. It enables teams to share, version, and verif...
- **Pact Index API** — The Index API from Pact — 1 operation(s) for index.
- **Pact Pacticipants API** — The Pacticipants API from Pact — 3 operation(s) for pacticipants.
- **Pact Pacts API** — The Pacts API from Pact — 2 operation(s) for pacts.
- **Pact Verifications API** — The Verifications API from Pact — 1 operation(s) for verifications.
- **Pact Webhooks API** — The Webhooks API from Pact — 1 operation(s) for webhooks.

## Agentic access (1)

- **Pact Agentic Access** — 11 operations · 4 acting

## Security (2)

- **Pact Authentication** — http · 1 scheme
- **Pact Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Pact Plans Pricing**

## Tags

Contract Testing, Open-Source, Testing

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/pact/). Scores are computed from the provider's own public artifacts under a published rubric.