# Frax Finance

**Canonical:** https://apis.io/providers/frax/  
**Website:** https://frax.finance  
**APIs profiled:** 17

Frax Finance is a fractional-algorithmic stablecoin protocol offering FRAX (USD-pegged stablecoin), FPI (Frax Price Index stablecoin pegged to a consumer goods basket), frxETH (liquid ETH staking derivative), and supporting DeFi infrastructure including Fraxswap, Fraxlend, and Fraxtal L2. The protocol operates Algorithmic Market Operations (AMOs) to manage collateral and generate revenue, and exposes public REST APIs for querying token supply, collateral ratios, AMO positions, pool APRs, and frxETH staking analytics.

## Kin Score — 30.3 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 30.3).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 48.6 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 21.4 |
| Commercial Clarity | 28.9 |
| Access Clarity | 28.9 |

## Agent readiness — 23.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | partial |
| 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 |

## Access

Free · Open access — onboarding: open, pricing: free, trial: no (confidence: medium).

## APIs (17)

- **Frax Finance v1-gauge API** — The v1-gauge API from Frax Finance — 2 operation(s) for v1-gauge.
- **Frax Finance v1-prices API** — The v1-prices API from Frax Finance — 7 operation(s) for v1-prices.
- **Frax Finance v1-protocol API** — The v1-protocol API from Frax Finance — 4 operation(s) for v1-protocol.
- **Frax Finance v1-staking API** — The v1-staking API from Frax Finance — 6 operation(s) for v1-staking.
- **Frax Finance v1-vefpis API** — The v1-vefpis API from Frax Finance — 2 operation(s) for v1-vefpis.
- **Frax Finance v1-vefxs API** — The v1-vefxs API from Frax Finance — 2 operation(s) for v1-vefxs.
- **Frax Finance v2-fpifpis API** — The v2-fpifpis API from Frax Finance — 7 operation(s) for v2-fpifpis.
- **Frax Finance v2-frax API** — The v2-frax API from Frax Finance — 6 operation(s) for v2-frax.
- **Frax Finance v2-fraxferry API** — The v2-fraxferry API from Frax Finance — 7 operation(s) for v2-fraxferry.
- **Frax Finance v2-fraxswap API** — The v2-fraxswap API from Frax Finance — 12 operation(s) for v2-fraxswap.
- **Frax Finance v2-frxeth API** — The v2-frxeth API from Frax Finance — 12 operation(s) for v2-frxeth.
- **Frax Finance v2-frxusd API** — The v2-frxusd API from Frax Finance — 4 operation(s) for v2-frxusd.
- **Frax Finance v2-fxb API** — The v2-fxb API from Frax Finance — 6 operation(s) for v2-fxb.
- **Frax Finance v2-gauges API** — The v2-gauges API from Frax Finance — 8 operation(s) for v2-gauges.
- **Frax Finance v2-gov API** — The v2-gov API from Frax Finance — 5 operation(s) for v2-gov.
- **Frax Finance v2-lfrax API** — The v2-lfrax API from Frax Finance — 2 operation(s) for v2-lfrax.
- **Frax Finance v2-sfrxusd API** — The v2-sfrxusd API from Frax Finance — 4 operation(s) for v2-sfrxusd.

## Agentic access (1)

- **Frax Agentic Access** — 96 operations · 3 acting

## Security (1)

- **Frax Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **Plans**

## Tags

DeFi, Stablecoins, Fractional-Algorithmic, Ethereum, frxETH, Liquid Staking, AMO, Collateral

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