# Not Diamond

**Canonical:** https://apis.io/providers/notdiamond/  
**Website:** https://www.notdiamond.ai  
**APIs profiled:** 4

Not Diamond is an AI model router that determines the best LLM to call for any given prompt. Its REST API routes each request to the optimal model across providers based on quality, cost, and latency tradeoffs, accepts real-time feedback to personalize routing, and can train custom routers from evaluation datasets.

## Kin Score — 35.2 / 100 (thin)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 35.2).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 55.1 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 34.2 |
| Developer Ergonomics | 19.0 |
| Commercial Clarity | 28.9 |
| Access Clarity | 28.9 |

## Agent readiness — 19.8 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| 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

Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high).

## APIs (4)

- **Not Diamond Custom Routers API** — The Custom Routers API from Not Diamond — 2 operation(s) for custom routers.
- **Not Diamond Feedback API** — The Feedback API from Not Diamond — 2 operation(s) for feedback.
- **Not Diamond Model Routing API** — The Model Routing API from Not Diamond — 1 operation(s) for model routing.
- **Not Diamond Models API** — The Models API from Not Diamond — 1 operation(s) for models.

## Agentic access (1)

- **Notdiamond Agentic Access** — 6 operations · 5 acting

## Security (2)

- **Notdiamond Authentication** — http · 1 scheme
- **Notdiamond Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Notdiamond Plans Pricing**

## Tags

Artificial Intelligence, LLM, Model Routing, Router, Orchestration

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