# LittleHorse

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

LittleHorse is an open source workflow engine for orchestrating distributed systems with support for Java, Go, Python, and .NET.

## Kin Score — 21.2 / 100 (emerging)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 21.2).

| Facet | Score |
|---|---|
| Discoverability | 46.3 |
| Contract Quality | 46.3 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 2.4 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 17.3 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| 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 (6)

- **LittleHorse External Events API** — The External Events API from LittleHorse — 3 operation(s) for external events.
- **LittleHorse Node Runs API** — The Node Runs API from LittleHorse — 1 operation(s) for node runs.
- **LittleHorse Task Definitions API** — The Task Definitions API from LittleHorse — 2 operation(s) for task definitions.
- **LittleHorse User Tasks API** — The User Tasks API from LittleHorse — 3 operation(s) for user tasks.
- **LittleHorse Workflow Runs API** — The Workflow Runs API from LittleHorse — 5 operation(s) for workflow runs.
- **LittleHorse Workflow Specs API** — The Workflow Specs API from LittleHorse — 2 operation(s) for workflow specs.

## Agentic access (1)

- **Littlehorse Agentic Access** — 22 operations · 12 acting · 1 human-in-the-loop

## Security (1)

- **Littlehorse Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Littlehorse Plans Pricing**

## Tags

Microservices

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