# Cilium

**Canonical:** https://apis.io/providers/cilium/  
**Website:** https://cilium.io/  
**APIs profiled:** 11

Cilium is an open source, cloud native solution for providing, securing, and observing network connectivity between workloads, fueled by the revolutionary kernel technology eBPF. Cilium provides network security, load balancing, and observability for Kubernetes clusters.

## Kin Score — 36.2 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 36.2).

| Facet | Score |
|---|---|
| Discoverability | 64.8 |
| Contract Quality | 61.0 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 36.8 |
| Developer Ergonomics | 28.6 |
| Commercial Clarity | 13.2 |
| Access Clarity | 13.2 |

## Agent readiness — 28.6 (agent-aware)

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

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (11)

- **Hubble API** — The Hubble API is a gRPC-based observability API built on top of Cilium and eBPF that provides deep visibility into network flows, DNS queries, HTTP requests, and service commun...
- **Tetragon API** — The Tetragon gRPC API provides access to eBPF-based security observability and runtime enforcement capabilities. It enables querying of kernel-level events including process exe...
- **Hubble Relay API** — The Hubble Relay API is a gRPC service that aggregates and relays network flow data from multiple Hubble agents running across Kubernetes cluster nodes. It provides a single clu...
- **Cilium BGP API** — BGP control plane peers, routes, and route policies
- **Cilium Daemon API** — Cilium daemon configuration, health, and cluster management
- **Cilium Endpoint API** — Endpoint lifecycle management, configuration, and status
- **Cilium IPAM API** — IP address management and allocation
- **Cilium Lrp API** — The Lrp API from Cilium — 1 operation(s) for lrp.
- **Cilium Policy API** — Network policy, security identities, and FQDN/DNS policy
- **Cilium Prefilter API** — XDP prefilter CIDR management
- **Cilium Service API** — The Service API from Cilium — 2 operation(s) for service.

## Agentic access (1)

- **Cilium Agentic Access** — 41 operations · 15 acting

## Security (1)

- **Cilium Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Cilium Plans Pricing**

## Tags

Cloud-Native, eBPF, Kubernetes, Networking, Security

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