# NovelAI

**Canonical:** https://apis.io/providers/novelai/  
**Website:** https://novelai.net/  
**APIs profiled:** 6

NovelAI is a monthly subscription service for AI-assisted image generation, storytelling, or simply a LLM powered sandbox for your imagination.

## Kin Score — 23.1 / 100 (emerging)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 23.1).

| Facet | Score |
|---|---|
| Discoverability | 46.3 |
| Contract Quality | 46.1 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 11.9 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 25.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | verified |
| 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 · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (6)

- **NovelAI API** — NovelAI API provides programmatic access to AI image generation and text generation capabilities.
- **NovelAI /ai/ API** — The /ai/ API from NovelAI — 9 operation(s) for /ai/.
- **NovelAI /ai/module/ API** — The /ai/module/ API from NovelAI — 3 operation(s) for /ai/module/.
- **NovelAI / API** — The / API from NovelAI — 1 operation(s) for /.
- **NovelAI /user/ API** — The /user/ API from NovelAI — 28 operation(s) for /user/.
- **NovelAI /user/subscription/ API** — The /user/subscription/ API from NovelAI — 2 operation(s) for /user/subscription/.

## Agentic access (1)

- **Novelai Agentic Access** — 52 operations · 35 acting · 35 human-in-the-loop

## Security (3)

- **Novelai Authentication** — http · 1 scheme
- **Novelai Domain Security** — TLSv1.3
- **Novelai Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Novelai Plans Pricing**

## Tags

Artificial Intelligence, Image-Generation, LLM, Storytelling

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