# Metals.Dev

**Canonical:** https://apis.io/providers/metals-dev/  
**Website:** https://metals.dev/  
**APIs profiled:** 5

Metals.Dev provides a developer-friendly JSON API for spot prices of precious metals, industrial metals, and currency conversion rates. It offers real-time prices from leading authorities including LBMA, LME, MCX, and IBJA, plus 5+ years of historical data.

## Kin Score — 36.1 / 100 (thin)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 36.1).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 52.4 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 21.4 |
| Commercial Clarity | 39.5 |
| Access Clarity | 39.5 |

## Agent readiness — 22.9 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | na |
| 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 | na |
| 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 (5)

- **Metals.Dev Account API** — Usage and quota information.
- **Metals.Dev Authority API** — Authority pricing from LBMA, LME, MCX, and IBJA.
- **Metals.Dev Currency API** — Currency rates and conversions.
- **Metals.Dev Rates API** — Latest and historical metal and currency rates.
- **Metals.Dev Spot Prices API** — Spot pricing for individual metals.

## Agentic access (1)

- **Metals Dev Agentic Access** — 6 operations

## Security (2)

- **Metals Dev Authentication** — apiKey · 1 scheme
- **Metals Dev Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Metals Dev Plans Pricing**

## Tags

Financial Data, Gold, Precious Metals, Silver, Spot Prices

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