---
title: "PayMongo agent readiness score: 47/100 · Agentrail"
description: "How well AI agents can find, read, use and pay PayMongo — agent readiness score from Agentrail (agentrail.co)."
canonical: "https://www.agentrail.co/agent-readiness/paymongo.com"
---

Full report

## See what each check found, and how to fix it.

Evidence, step-by-step fixes and your score over time, for your own site.

[Get started →](https://app.agentrail.co/login?utm%5Fsource=agentrail.co&utm%5Fmedium=website&utm%5Fcampaign=agent-readiness%2Fpaymongo.com&utm%5Fcontent=company-report)

Free to start. No card.

Access

23 to fix

- Content without JavaScriptRequiredHow to fix →
- Agent discovery fileRequiredHow to fix →
- A2A / agent-cardRecommendedHow to fix →
- Listed on skills.shEmergingHow to fix →

Fixes unlock with the full report

Where the score comes from

43 of 90 points

How paymongo.com scores on each of the four questions agents ask.

Discovery17/20

Access13/30

Usability13/40

Paymentsnot scored yet

Strongest

### Discovery

ARD discovery and Wikipedia / Wikidata entity presence are missing.

17/20

Most to gain

### Usability

OAuth 2.0 support, Scoped permissions, and 16 more are missing.

13/40

Most to gain

### Access

Content without JavaScript, Agent discovery file, and 14 more are missing.

13/30

Not scored yet

### Payments ( bonus )

4 checks partly met. Counts when scoring opens.

—

Every check

125checks

- Passed**14**
- To fix**40**
- Not in the score**71**

54 checks count toward the score. The other 71 are tracked for later.

Discovery17 of 202 to fix2 passed

ARD discoveryRequired0 / 1

Wikipedia / Wikidata entity presenceRecommended0 / 4

Brand name discoverabilityRequired3 / 3

robots.txt AI crawler policyRequired2 / 2

\+ 11 checks not in the score

AI Catalog discoveryRecommendedNot counted

ARD entry validityRecommendedNot counted

ARD trust manifestRecommendedNot counted

Category share of voiceRecommendedNot counted

Developer resource discoverabilityRecommendedNot counted

Listed in MCP registriesRecommendedNot counted

NPM/PyPI SDK packageRecommendedNot counted

Agent platform configsEmergingNot counted

Agent Plugins manifestEmergingNot counted

Registry brandingEmergingNot counted

ChatGPT app listedRecommendedNot counted

Access13 of 3012 to fix4 partly8 passed

Agent discovery fileRequired0 / 2

A2A / agent-cardRecommended0 / 2

MCP well-known discoveryRecommended0 / 2

HTTP Link headers (RFC 8288)Required0 / 1

llms.txt existsRequired0 / 1

llms.txt formattingRecommended0 / 2

JSON-LD entity linking (sameAs)Recommended0 / 2

Organization schema completenessRecommended0 / 2

Trust anchor pagesRequired0 / 2

OpenAPI spec publishedRequired0 / 7

API catalog (RFC 9727)Required0 / 2

Markdown content negotiation (acceptmarkdown.com)Recommended0 / 1

Content without JavaScriptRequired2 / 3

JSON-LD structured dataRequired1 / 4

Pricing info accessibleRequired2 / 3

Schema type breadthRecommended1 / 2

Sitemap existsRequired2 / 2

Not blocked by bot detectionRequired2 / 2

Sitemap freshness (lastmod)Recommended1 / 1

robots.txt agent-user policyRequired2 / 2

Metadata completenessRequired2 / 2

Redirect hygieneRecommended1 / 1

Page token budgetRecommended1 / 1

Agent crawler reachabilityRecommended2 / 2

\+ 18 checks not in the score

Agent Skills index conformance (v0.2.0)EmergingNot counted

Listed on skills.shEmergingNot counted

pricing.md existsEmergingNot counted

NLWeb Schema FeedsEmergingNot counted

Agent mode viewEmergingNot counted

Markdown URL fallbackEmergingNot counted

Modular llms.txt per product areaEmergingNot counted

Public API/docs linked from homepageRequiredNot counted

Agent instruction / when-to-useRequiredNot counted

Skills.sh skill qualityEmergingNot counted

llms.txt links resolveRecommendedNot counted

Markdown alternate linkEmergingNot counted

Markdown frontmatter metadataEmergingNot counted

Code fence validityEmergingNot counted

Content behind authRecommendedNot counted

Developer portalRecommendedNot counted

Markdown agent docsEmergingNot counted

Bot-UA markdown servingEmergingNot counted

Usability13 of 4018 to fix4 passed

OAuth 2.0 supportRequired0 / 5

Scoped permissionsRecommended0 / 5

OAuth Protected Resource metadata (RFC 9728)Required0 / 2

auth.md existsRequired0 / 2

auth.md structureRecommended0 / 2

Agent auth discovery metadataRecommended0 / 3

Agent auth WWW-Authenticate hintRecommended0 / 1

agent\_auth endpoints reachableRecommended0 / 2

MCP server / manifestRequired0 / 6

WebMCP supportRequired0 / 5

Rate limit response headersRecommended0 / 2

Idempotency-Key supportRecommended0 / 3

REST typed error modelRecommended0 / 3

REST async-job patternRecommended0 / 2

Sandbox / test environmentRecommended0 / 2

REST batch / bulk endpointRecommended0 / 2

API schema complexity analysisRecommended0 / 2

Function calling compatibilityRecommended0 / 2

Public API with reachable endpointsRequired7 / 7

JSON error responsesRequired4 / 4

Accessible document structureRecommended3 / 3

Accessible names on controlsRecommended2 / 2

\+ 40 checks not in the score

MCP tool descriptionsRecommendedNot counted

MCP parameter schemasRecommendedNot counted

MCP server identityRecommendedNot counted

MCP tool listingRecommendedNot counted

MCP tool namingRecommendedNot counted

MCP auth mechanismRecommendedNot counted

MCP OAuth metadataRecommendedNot counted

MCP PKCE S256 supportRecommendedNot counted

Agent onboarding frictionRecommendedNot counted

Web Bot Auth directoryEmergingNot counted

auth.md walkthrough simulationRecommendedNot counted

MCP error handlingRecommendedNot counted

MCP modern transportRecommendedNot counted

REST versioning / deprecation policyRecommendedNot counted

REST pagination patternRecommendedNot counted

CLI tool availableRecommendedNot counted

Multi-language SDK packagesRecommendedNot counted

NLWeb /ask endpointEmergingNot counted

NLWeb streaming supportEmergingNot counted

REST response schema coverageRecommendedNot counted

MCP tool annotationsRecommendedNot counted

MCP server-card.jsonRecommendedNot counted

Product + docs MCP coverageRecommendedNot counted

MCP resources exposedRecommendedNot counted

GraphQL typed error modelRecommendedNot counted

GraphQL versioning / deprecation policyRecommendedNot counted

GraphQL pagination patternRecommendedNot counted

GraphQL async-job patternRecommendedNot counted

GraphQL schema description coverageRecommendedNot counted

GraphQL batch mutationsRecommendedNot counted

Agent-friendly 404sRecommendedNot counted

Native interactive controlsRecommendedNot counted

Form control labelingRecommendedNot counted

Accessibility-tree injection safety (bonus)RecommendedNot counted

MCP Apps supportRecommendedNot counted

A2UI / generative UI supportEmergingNot counted

MCP Apps UI qualityRecommendedNot counted

MCP App view reachableRecommendedNot counted

MCP App view CSPRecommendedNot counted

MCP resource qualityRecommendedNot counted

PaymentsNot scored yet4 partly

MPP payment protocolRequired0 / 2

x402 payment protocolRequired0 / 2

UCP - Universal Commerce ProtocolRequired0 / 3

AP2 - Agent Payments ProtocolRecommended0 / 3

\+ 2 checks not in the score

ACP - Agentic Commerce ProtocolRequiredNot counted

ACP delegate paymentRecommendedNot counted
