# Polly

**Canonical:** https://apis.io/providers/polly/  
**Website:** https://www.thepollyproject.org  
**APIs profiled:** 1

Polly is a .NET resilience and transient-fault-handling library that allows developers to express resilience strategies such as Retry, Circuit Breaker, Hedging, Timeout, Rate Limiter, and Fallback in a fluent and thread-safe manner. A .NET Foundation member project.

## Kin Score — 17.9 / 100 (emerging)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 17.9).

| Facet | Score |
|---|---|
| Discoverability | 59.3 |
| Contract Quality | 8.0 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 9.5 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 2.5 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| 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 — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (1)

- **Polly** — Polly is a .NET resilience and transient-fault-handling library that allows developers to express resilience strategies such as Retry, Circuit Breaker, Hedging, Timeout, Rate Li...

## Security (1)

- **Polly Domain Security** — TLSv1.3

## Plans (1)

- **Polly Plans Pricing**

## Tags

.NET, C#, Circuit Breaker, Fault Tolerance, Microservices, Rate Limiter, Resilience, Retry, Timeout

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