# GraniteShares

**Canonical:** https://apis.io/providers/graniteshares/  
**Website:** https://graniteshares.com/institutional/us/en-us/  
**APIs profiled:** 0

GraniteShares is an independent exchange-traded fund (ETF) issuer that builds alternative, single-stock and thematic investment products for investors who want differentiated exposure. Its lineup spans 2x leveraged and inverse single-stock ETFs (such as NVDL for NVIDIA and TSLR for Tesla), YieldBOOST options-income ETFs, autocallable ETFs, physically-backed gold and broad commodity ETFs, and diversified income and equity strategies across U.S. and European markets. GraniteShares publishes no public developer or data API program; this API Evangelist profile catalogs the company's public web surface and the machine-readable discovery documents (OpenID Connect / OAuth 2.0 member authentication for its Umbraco-powered site) that were probed from its domain. It was surfaced as a portfolio company of Bain Capital Ventures.

## Kin Score — 13.4 / 100 (emerging)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 13.4).

| Facet | Score |
|---|---|
| Discoverability | 61.1 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 16.7 |
| Commercial Clarity | 21.1 |
| Access Clarity | 21.1 |

Regulatory layer — **Securities & Market Data**: 33.3 (matched via tags).

## Agent readiness — 8.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Self-serve signup — onboarding: self-serve, pricing: unknown, trial: no (confidence: medium).

## Security (2)

- **Graniteshares Authentication** — oauth2/openIdConnect · 1 scheme
- **Graniteshares Domain Security** — TLSv1.3 · DMARC

## Tags

Company, Fintech, ETFs, Asset Management, Investments, Leveraged ETFs, Financial-Services

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