BNY (Bank of New York Mellon) website screenshot

BNY (Bank of New York Mellon)

BNY (rebranded from BNY Mellon in 2024, NYSE ticker changed from BK to BNY in May 2026) is the world's largest custodian bank, overseeing approximately $59.4 trillion in assets under custody and/or administration and $2.1 trillion in assets under management as of Q1 2026. BNY operates across Securities Services, Market & Wealth Services, and Investment & Wealth Management, with brand families including Pershing (clearing and custody for wealth managers, parent of NetX360+ and the Wove platform), Eagle Investment Systems (investment data management), Albridge (wealth data aggregation), BNY Markets (FX, securities finance, capital markets), and BNY Investments. BNY publishes APIs through the BNY Developer Marketplace at developer.bny.com (formerly marketplace.bnymellon.com), covering Asset Servicing, Treasury Services, Payments, Pershing, Markets, and the BNY Data On-Chain product, with registration and API reference gated behind a Nexen single sign-on.

BNY (Bank of New York Mellon) publishes 4 APIs on the APIs.io network, including Asset Servicing API, Markets API, Pershing API, and 1 more. Tagged areas include Banking, Custody, Asset Servicing, Treasury Services, and Payments.

BNY (Bank of New York Mellon)’s developer surface includes authentication and 14 more developer resources.

32.9/100 thin ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessSelf serve
5 APIs
BankingCustodyAsset ServicingTreasury ServicesPaymentsWealth ManagementClearingCapital MarketsDigital AssetsFinancial Services

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 32.9/100 · thin
Contract Quality 15.5 / 25
Developer Ergonomics 3.9 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 3.4 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
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/bny-bank-of-new-york-mellon: 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 5

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

BNY Data On-Chain

BNY Data On-Chain publishes BNY-attested data on-chain so on-chain consumers can read it directly from smart contracts. The product ships a Solidity consumer interface (IBNYData...

BNY (Bank of New York Mellon) Asset Servicing API

Custody, fund accounting, middle-office, and transfer agency operations.

BNY (Bank of New York Mellon) Markets API

FX, securities finance, fixed income, and equities surface.

BNY (Bank of New York Mellon) Pershing API

Pershing clearing, custody, NetX360+, and Wove platform surface.

BNY (Bank of New York Mellon) Treasury Services API

Payments, liquidity, cash management, trade finance, and FX.

Open Collections 4

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

BNY Asset Servicing API

OPEN COLLECTION

BNY Markets API

OPEN COLLECTION

BNY Pershing API

OPEN COLLECTION

BNY Treasury Services API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

FinOps 1

Cost, billing, and metering signals for API financial operations.

Security Posture 2

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

Bny Bank Of New York Mellon Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Bny Bank Of New York Mellon Agentic Access

4 operations

4 operations · 0 acting

AGENTIC

Resources

Get Started 1

Portal, sign-up, and the first successful call

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Build 1

SDKs, sample code, and the tooling you integrate with

Access & Security 2

Authentication, authorization, and security posture

Operate 1

Status, limits, changes, and where to get help

Commercial 2

Pricing, plans, and the legal terms of use

Company 5

The organization behind the API

Other 2

Properties that don't map to a standard resource type

Source (apis.yml)

apis.yml Raw ↑
aid: bny-bank-of-new-york-mellon
name: BNY (Bank of New York Mellon)
description: BNY (rebranded from BNY Mellon in 2024, NYSE ticker changed from BK to BNY in May 2026) is the world's largest
  custodian bank, overseeing approximately $59.4 trillion in assets under custody and/or administration and $2.1 trillion
  in assets under management as of Q1 2026. BNY operates across Securities Services, Market & Wealth Services, and Investment
  & Wealth Management, with brand families including Pershing (clearing and custody for wealth managers, parent of NetX360+
  and the Wove platform), Eagle Investment Systems (investment data management), Albridge (wealth data aggregation), BNY Markets
  (FX, securities finance, capital markets), and BNY Investments. BNY publishes APIs through the BNY Developer Marketplace
  at developer.bny.com (formerly marketplace.bnymellon.com), covering Asset Servicing, Treasury Services, Payments, Pershing,
  Markets, and the BNY Data On-Chain product, with registration and API reference gated behind a Nexen single sign-on.
kind: contract
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/bny-bank-of-new-york-mellon.png
tags:
- Banking
- Custody
- Asset Servicing
- Treasury Services
- Payments
- Wealth Management
- Clearing
- Capital Markets
- Digital Assets
- Financial Services
url: https://raw.githubusercontent.com/api-evangelist/bny-bank-of-new-york-mellon/refs/heads/main/apis.yml
created: '2026-05-23'
modified: '2026-05-23'
specificationVersion: '0.19'
apis:
- aid: bny-bank-of-new-york-mellon:data-on-chain
  name: BNY Data On-Chain
  description: BNY Data On-Chain publishes BNY-attested data on-chain so on-chain consumers can read it directly from smart
    contracts. The product ships a Solidity consumer interface (IBNYDataConsumerV2) with typed accessors (getType, getUint256,
    getInt256, getBytes32, getString32) and is deployed on Ethereum Mainnet and Sepolia testnet. The user guide repository
    is the canonical public artifact.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://github.com/bnymellon/bny-data-on-chain
  baseURL: https://etherscan.io/address/0x7B0eC8D1D1254358A77f107118e96885EdDCEb16
  tags:
  - Digital Assets
  - Blockchain
  - Ethereum
  - Smart Contracts
  - Oracle
  - Tokenization
  properties:
  - type: Documentation
    url: https://github.com/bnymellon/bny-data-on-chain
  - type: SourceCode
    url: https://github.com/bnymellon/bny-data-on-chain
  - type: SmartContract
    url: https://etherscan.io/address/0x7B0eC8D1D1254358A77f107118e96885EdDCEb16
  - type: Testnet
    url: https://sepolia.etherscan.io/address/0xCC75D07cBC86f306A033af29508a1b98E2178264
- aid: bny-bank-of-new-york-mellon:bny-bank-of-new-york-mellon-asset-servicing-api
  name: BNY (Bank of New York Mellon) Asset Servicing API
  description: Custody, fund accounting, middle-office, and transfer agency operations.
  humanURL: https://developer.bny.com/
  baseURL: https://apigateway.bny.com
  tags:
  - Asset Servicing
  properties:
  - type: OpenAPI
    url: openapi/bny-bank-of-new-york-mellon-asset-servicing-api-openapi.yml
  - type: Documentation
    url: https://developer.bny.com/
  - type: Signup
    url: https://developer.bny.com/
  - type: Sandbox
    url: https://apigateway.qa.bny.com
- aid: bny-bank-of-new-york-mellon:bny-bank-of-new-york-mellon-markets-api
  name: BNY (Bank of New York Mellon) Markets API
  description: FX, securities finance, fixed income, and equities surface.
  humanURL: https://developer.bny.com/
  baseURL: https://apigateway.bny.com
  tags:
  - Markets
  properties:
  - type: OpenAPI
    url: openapi/bny-bank-of-new-york-mellon-markets-api-openapi.yml
  - type: Documentation
    url: https://developer.bny.com/
  - type: Signup
    url: https://developer.bny.com/
  - type: Sandbox
    url: https://apigateway.qa.bny.com
- aid: bny-bank-of-new-york-mellon:bny-bank-of-new-york-mellon-pershing-api
  name: BNY (Bank of New York Mellon) Pershing API
  description: Pershing clearing, custody, NetX360+, and Wove platform surface.
  humanURL: https://developer.bny.com/
  baseURL: https://apigateway.bny.com
  tags:
  - Pershing
  properties:
  - type: OpenAPI
    url: openapi/bny-bank-of-new-york-mellon-pershing-api-openapi.yml
  - type: Documentation
    url: https://developer.bny.com/
  - type: Signup
    url: https://developer.bny.com/
  - type: Sandbox
    url: https://apigateway.qa.bny.com
- aid: bny-bank-of-new-york-mellon:bny-bank-of-new-york-mellon-treasury-services-api
  name: BNY (Bank of New York Mellon) Treasury Services API
  description: Payments, liquidity, cash management, trade finance, and FX.
  humanURL: https://developer.bny.com/
  baseURL: https://apigateway.bny.com
  tags:
  - Treasury Services
  properties:
  - type: OpenAPI
    url: openapi/bny-bank-of-new-york-mellon-treasury-services-api-openapi.yml
  - type: Documentation
    url: https://developer.bny.com/
  - type: Signup
    url: https://developer.bny.com/
  - type: Sandbox
    url: https://apigateway.qa.bny.com
common:
- type: AgenticAccess
  url: agentic-access/bny-bank-of-new-york-mellon-agentic-access.yml
- type: DomainSecurity
  url: security/bny-bank-of-new-york-mellon-domain-security.yml
- type: Authentication
  url: authentication/bny-bank-of-new-york-mellon-authentication.yml
- type: Website
  url: https://www.bny.com
- type: DeveloperPortal
  url: https://developer.bny.com
- type: GitHubOrganization
  url: https://github.com/bnymellon
- type: About
  url: https://www.bny.com/corporate/global/en/about-us.html
- type: Newsroom
  url: https://www.bny.com/corporate/global/en/newsroom.html
- type: Insights
  url: https://www.bny.com/corporate/global/en/insights/all-insights.html
- type: InvestorRelations
  url: https://www.bny.com/investor-relations.html
- type: LinkedIn
  url: https://www.linkedin.com/company/the-bank-of-new-york-mellon-corporation
- type: Wikipedia
  url: https://en.wikipedia.org/wiki/BNY
- type: Plans
  url: plans/bny-bank-of-new-york-mellon-plans-pricing.yml
- type: RateLimits
  url: rate-limits/bny-bank-of-new-york-mellon-rate-limits.yml
- type: FinOps
  url: finops/bny-bank-of-new-york-mellon-finops.yml
maintainers:
- FN: API Evangelist
  email: info@apievangelist.com