# Seneca

**Canonical:** https://apis.io/providers/seneca/  
**Website:** https://senecajs.org/  
**APIs profiled:** 1

Seneca is a microservices toolkit for Node.js that uses a pattern-matching approach to message handling. It provides transport independence, allowing services to communicate over HTTP, TCP, or message queues without changing business logic. Seneca emphasizes simplicity and composability through its plugin-based architecture.

## Kin Score — 16.0 / 100 (emerging)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 16.0).

| Facet | Score |
|---|---|
| Discoverability | 59.3 |
| Contract Quality | 8.0 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 11.9 |
| 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)

- **Seneca** — Seneca is a microservices toolkit for Node.js that uses a pattern-matching approach to message handling. It provides transport independence, allowing services to communicate ove...

## Security (1)

- **Seneca Domain Security** — TLSv1.3

## Plans (1)

- **Seneca Plans Pricing**

## Tags

Frameworks, JavaScript, Message Handling, Microservices, Node.js, Pattern Matching, Plugins

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