Wallex

Wallex is a Singapore-headquartered cross-border payments and business banking platform for businesses across Southeast Asia and Greater China. Its Partner API is a JSON REST API that lets platforms embed multi-currency wallets, issue virtual collection accounts, run FX conversions, send cross-border payments to beneficiaries, and onboard and KYC their own members. The API is organised around a hierarchical account model (Standard and Partner accounts, Individual and Company entities, Regular and Lite KYC) and covers authentication, balances, beneficiaries, collections, collection requests, conversions, currencies, deductions, funding, internal transfers, payments, users, and webhooks. Wallex is a portfolio company of 500 Global.

Wallex publishes 1 API on the APIs.io network. Tagged areas include Company, Payments, Cross-Border Payments, Foreign Exchange, and Fintech.

The Wallex catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Wallex’s developer surface includes documentation, API reference, getting-started guide, support, authentication, sandbox, and 13 more developer resources.

🌐 Visit website 📡 Source on GitHub
31.3/100 thin ▬ flat Agent 46/100 agent ready Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
1 APIs 1 MCP Servers
CompanyPaymentsCross-Border PaymentsForeign ExchangeFintechCollectionsB2B PaymentsEmbedded FinanceSoutheast Asia

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 31.3/100 · thin
Contract Quality 5.7 / 25
Developer Ergonomics 14.3 / 20
Commercial Clarity 0.0 / 20
Operational Transparency 1.0 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 46/100 · agent ready
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 6 / 6
Agent Skills 5 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/wallex: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

Wallex Partner API

JSON REST API for authentication, users/KYC, balances, beneficiaries, collections, collection requests, conversions, currencies, deductions, funding, internal transfers, payment...

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

wallex-mcp.yml

MCP SERVER

Rate Limits 1

Documented rate limits and quota policies.

Wallex Rate Limits

0 limits

RATE LIMITS

Event Specifications 1

AsyncAPI definitions for this provider's event-driven and streaming APIs.

Wallex Webhooks

ASYNCAPI

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Wallex Authentication

apiKey/http · 2 schemes

SECURITY

Wallex Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 Sandbox
Sandbox

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 3

MCP servers, agent skills, and machine-readable catalogs

MCPServer
MCPServer
 AgentSkill
AgentSkill
 LLMsTxt
LLMsTxt

Design & Contract 6

Pagination, idempotency, versioning, errors, and events

Conventions
Conventions
 ErrorCatalog
ErrorCatalog
 Lifecycle
Lifecycle
 Conformance
Conformance
 Webhooks
Webhooks
 DataModel
DataModel

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 2

Status, limits, changes, and where to get help

Support
Support
 RateLimits
RateLimits

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: wallex
name: Wallex
description: Wallex is a Singapore-headquartered cross-border payments and business banking platform for businesses across
  Southeast Asia and Greater China. Its Partner API is a JSON REST API that lets platforms embed multi-currency wallets, issue
  virtual collection accounts, run FX conversions, send cross-border payments to beneficiaries, and onboard and KYC their
  own members. The API is organised around a hierarchical account model (Standard and Partner accounts, Individual and Company
  entities, Regular and Lite KYC) and covers authentication, balances, beneficiaries, collections, collection requests, conversions,
  currencies, deductions, funding, internal transfers, payments, users, and webhooks. Wallex is a portfolio company of 500
  Global.
url: https://raw.githubusercontent.com/api-evangelist/wallex/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-tier: stub
x-tier-reason: portfolio-lead
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
image: https://docs.wallex.asia/img/wallex-icon.png
tags:
- Company
- Payments
- Cross-Border Payments
- Foreign Exchange
- Fintech
- Collections
- B2B Payments
- Embedded Finance
- Southeast Asia
apis:
- name: Wallex Partner API
  description: JSON REST API for authentication, users/KYC, balances, beneficiaries, collections, collection requests, conversions,
    currencies, deductions, funding, internal transfers, payments, and webhook notifications. Auth is a static X-Api-Key plus
    an 8-hour bearer token minted at POST /v2/authenticate.
  humanURL: https://docs.wallex.asia/
  baseURL: https://api.wallex.asia/v2
  tags:
  - Payments
  - Cross-Border Payments
  - Foreign Exchange
  - Collections
  properties:
  - type: LLMsTxt
    url: llms/wallex-llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://wallex.asia
- type: DeveloperPortal
  url: https://developer.wallex.asia/
- type: Documentation
  url: https://docs.wallex.asia/
- type: APIReference
  url: https://docs.wallex.asia/docs/api/authentication/authenticate
- type: GettingStarted
  url: https://docs.wallex.asia/docs/send-first-payment
- type: Support
  url: https://help.wallex.asia/
- type: Authentication
  url: authentication/wallex-authentication.yml
- type: Conventions
  url: conventions/wallex-conventions.yml
- type: ErrorCatalog
  url: errors/wallex-problem-types.yml
- type: Lifecycle
  url: lifecycle/wallex-lifecycle.yml
- type: Conformance
  url: conformance/wallex-conformance.yml
- type: RateLimits
  url: rate-limits/wallex-rate-limits.yml
- type: MCPServer
  url: mcp/wallex-mcp.yml
- type: Webhooks
  url: asyncapi/wallex-webhooks.yml
- type: Sandbox
  url: sandbox/wallex-sandbox.yml
- type: DataModel
  url: data-model/wallex-data-model.yml
- type: AgentSkill
  url: skills/_index.yml
- type: DomainSecurity
  url: security/wallex-domain-security.yml
- type: LLMsTxt
  url: llms/wallex-llms.txt
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 17
  pass: local-v1