# Opsive

**Canonical:** https://apis.io/providers/opsive/  
**Website:** https://opsive.com/  
**APIs profiled:** 2

Opsive is a Unity game-development tools company that builds and sells editor assets for the Unity engine, including Behavior Designer Pro (behavior trees and AI), the Ultimate Character Controller, Third Person Controller and UFPS character controllers, the Ultimate Inventory System and State Designer, plus add-on packs (movement, senses, tactical, formations, agility, climbing, swimming, multiplayer). Products are sold through opsive.com and the Unity Asset Store, with per-product documentation, a forum and Discord community. Opsive does not publish a public web API.

## Kin Score — 32.6 / 100 (thin)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 10.7 |
| Contract Governance | 22.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 42.9 |
| Access Clarity | 44.7 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 28.2 (matched via fallback).

## Agent readiness — 27.8 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | served |
| 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 | served |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |

## APIs (2)

- **Opsive State Designer Scripting API** — In-engine C# scripting API for Opsive's State Designer Unity asset. The StateMachine component is the main code entry point for a State Designer graph, used by other scripts to ...
- **Opsive API** — Opsive API as documented publicly: 2 operations. Contract generated from the documentation by API Evangelist (2026-10-18); not the provider's own document.

## Security (2)

- **Opsive Authentication** — 0 schemes
- **Opsive Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Opsive Plans Pricing**

## Tags

Company, Game Development, Unity, Artificial Intelligence, Behavior Trees, Character Controllers, Inventory Systems, Developer Tools

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