# Mudflap

**Canonical:** https://apis.io/providers/mudflap/  
**Website:** https://mudflapinc.com  
**APIs profiled:** 1

Mudflap is a fintech company operating a diesel fuel-discount network for truckers, owner-operators, and fleets. Its mobile app delivers instant cost-plus diesel discounts (up to $1.00/gallon) at 3,600+ truck stops using a driver's existing debit or credit card, and its Mudflap Fuel Card extends fleet credit terms, driver spend controls, and fraud protection across 70,000+ fuel stops nationwide, managed through a fleet dashboard. Mudflap reports $1B+ saved by 515,000+ active drivers and is recommended by 94% of owner-operators and fleets. It also runs a truck-stop merchant program and a Geotab telematics integration. Mudflap is backed by Matrix Partners. The company exposes an OAuth 2.0 / OpenID Connect authorization server at api.mudflapinc.com for its partner, fleet, and merchant surfaces; no public developer OpenAPI is published.

## Kin Score — 24.9 / 100 (emerging)

Scored 2026-08-19 under rubric 0.12.0. Trend: flat (-0.5 from 25.4).

| Facet | Score |
|---|---|
| Discoverability | 75.9 |
| Contract Quality | 0.0 |
| Governance | 18.2 |
| Contract Governance | 18.2 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 38.1 |
| Commercial Clarity | 21.1 |
| Access Clarity | 21.1 |

Regulatory layer — **Payments**: 54.7 (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).

## APIs (1)

- **Mudflap Partner API** — OAuth 2.0 / OpenID Connect protected API surface serving Mudflap's partner, fleet, and merchant dashboards. Discovered via the published RFC 8414 authorization-server metadata; ...

## Security (2)

- **Mudflap Authentication** — oauth2/openIdConnect · 2 schemes
- **Mudflap Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Company, Fintech, Fuel, Trucking, Payments, Fleet Management, Logistics, Fuel Card

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