End Close website screenshot

End Close

End Close is an automated reconciliation platform for payments companies and other high-volume transaction businesses. Its REST API connects payment processors, bank accounts, and accounting systems, continuously matches transactions across those sources into reconciliations, surfaces exceptions with full context, and automates their resolution using rules and agents. The v1 API covers data streams, records, reconciliations, matches, rules, stories, exceptions, bank accounts and balances, bulk/async ingestion, and webhooks. Backed by Y Combinator.

End Close publishes 12 APIs on the APIs.io network, including Bank Account Balances API, Bank Accounts API, Bulk Requests API, and 9 more. Tagged areas include Company, Reconciliation, Payments, Financial Operations, and Accounting.

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

End Close’s developer surface includes authentication and 19 more developer resources.

🌐 Visit website 📡 Source on GitHub
41.1/100 thin ▬ flat Agent 82/100 agent native Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
12 APIs 1 MCP Servers
CompanyReconciliationPaymentsFinancial OperationsAccountingBankingData IntegrationWebhooksFintech

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 41.1/100 · thin
Contract Quality 15.3 / 25
Developer Ergonomics 5.7 / 20
Commercial Clarity 4.2 / 20
Operational Transparency 2.4 / 13
Governance 0.0 / 12
Discoverability 10.0 / 10
Agent readiness — 82/100 · agent native
Machine-Readable Contract 18 / 18
Agentic Access Contract 15 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 9 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 6 / 6
Agent Skills 0 / 5
Well-Known Catalog 4 / 4
Consent & Bot Identity 3 / 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/end-close: 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 12

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

End Close Bank Account Balances API

The Bank Account Balances API from End Close — 2 operation(s) for bank account balances.

End Close Bank Accounts API

The Bank Accounts API from End Close — 2 operation(s) for bank accounts.

End Close Bulk Requests API

The Bulk Requests API from End Close — 4 operation(s) for bulk requests.

End Close Data Stream Property Definitions API

The Data Stream Property Definitions API from End Close — 2 operation(s) for data stream property definitions.

End Close Data Streams API

The Data Streams API from End Close — 6 operation(s) for data streams.

End Close Import Batches API

The Import Batches API from End Close — 2 operation(s) for import batches.

End Close Reconciliation Exceptions API

The Reconciliation Exceptions API from End Close — 2 operation(s) for reconciliation exceptions.

End Close Reconciliation Matches API

The Reconciliation Matches API from End Close — 2 operation(s) for reconciliation matches.

End Close Reconciliation Rules API

The Reconciliation Rules API from End Close — 2 operation(s) for reconciliation rules.

End Close Reconciliation Stories API

The Reconciliation Stories API from End Close — 2 operation(s) for reconciliation stories.

End Close Reconciliations API

The Reconciliations API from End Close — 4 operation(s) for reconciliations.

End Close Records API

The Records API from End Close — 3 operation(s) for records.

Scroll for all 12

MCP Servers 1

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

end-close-mcp.yml

MCP SERVER

Event Specifications 1

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

End Close Webhooks

ASYNCAPI

Security Posture 4

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

End Close Authentication

apiKey · 1 scheme

SECURITY

End Close Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

End Close Vulnerability Disclosure

Hackerone · security.txt · contact published

SECURITY

End Close Trust Center

SOC 2 Type 2

SECURITY

Agentic Access 1

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

End Close Agentic Access

60 operations · 33 acting · 1 human-in-the-loop

60 operations · 33 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 Login
Login

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

MCPServer
MCPServer
 LLMsTxt
LLMsTxt
 WellKnown
WellKnown
 AgenticAccess
AgenticAccess

Design & Contract 7

Pagination, idempotency, versioning, errors, and events

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

Scroll for all 7

Access & Security 6

Authentication, authorization, and security posture

Authentication
Authentication
 SecurityTxt
SecurityTxt
 DomainSecurity
DomainSecurity
 VulnerabilityDisclosure
VulnerabilityDisclosure
 Security
Security
 TrustCenter
TrustCenter

Other 1

Properties that don't map to a standard resource type

Overlay
Overlay

Source (apis.yml)

apis.yml Raw ↑ 
aid: end-close
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
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/end-close.png
name: End Close
description: End Close is an automated reconciliation platform for payments companies and other high-volume transaction businesses.
  Its REST API connects payment processors, bank accounts, and accounting systems, continuously matches transactions across
  those sources into reconciliations, surfaces exceptions with full context, and automates their resolution using rules and
  agents. The v1 API covers data streams, records, reconciliations, matches, rules, stories, exceptions, bank accounts and
  balances, bulk/async ingestion, and webhooks. Backed by Y Combinator.
url: https://raw.githubusercontent.com/api-evangelist/end-close/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- y-combinator
x-tier: enriched
x-tier-reason: enrichment-pipeline
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Reconciliation
- Payments
- Financial Operations
- Accounting
- Banking
- Data Integration
- Webhooks
- Fintech
apis:
- aid: end-close:end-close-bank-account-balances-api
  name: End Close Bank Account Balances API
  description: The Bank Account Balances API from End Close — 2 operation(s) for bank account balances.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Bank Account Balances
  properties:
  - type: OpenAPI
    url: openapi/end-close-bank-account-balances-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-bank-accounts-api
  name: End Close Bank Accounts API
  description: The Bank Accounts API from End Close — 2 operation(s) for bank accounts.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Bank Accounts
  properties:
  - type: OpenAPI
    url: openapi/end-close-bank-accounts-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-bulk-requests-api
  name: End Close Bulk Requests API
  description: The Bulk Requests API from End Close — 4 operation(s) for bulk requests.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Bulk Requests
  properties:
  - type: OpenAPI
    url: openapi/end-close-bulk-requests-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-data-stream-property-definitions-api
  name: End Close Data Stream Property Definitions API
  description: The Data Stream Property Definitions API from End Close — 2 operation(s) for data stream property definitions.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Data Stream Property Definitions
  properties:
  - type: OpenAPI
    url: openapi/end-close-data-stream-property-definitions-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-data-streams-api
  name: End Close Data Streams API
  description: The Data Streams API from End Close — 6 operation(s) for data streams.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Data Streams
  properties:
  - type: OpenAPI
    url: openapi/end-close-data-streams-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-import-batches-api
  name: End Close Import Batches API
  description: The Import Batches API from End Close — 2 operation(s) for import batches.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Import Batches
  properties:
  - type: OpenAPI
    url: openapi/end-close-import-batches-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-reconciliation-exceptions-api
  name: End Close Reconciliation Exceptions API
  description: The Reconciliation Exceptions API from End Close — 2 operation(s) for reconciliation exceptions.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Reconciliation Exceptions
  properties:
  - type: OpenAPI
    url: openapi/end-close-reconciliation-exceptions-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-reconciliation-matches-api
  name: End Close Reconciliation Matches API
  description: The Reconciliation Matches API from End Close — 2 operation(s) for reconciliation matches.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Reconciliation Matches
  properties:
  - type: OpenAPI
    url: openapi/end-close-reconciliation-matches-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-reconciliation-rules-api
  name: End Close Reconciliation Rules API
  description: The Reconciliation Rules API from End Close — 2 operation(s) for reconciliation rules.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Reconciliation Rules
  properties:
  - type: OpenAPI
    url: openapi/end-close-reconciliation-rules-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-reconciliation-stories-api
  name: End Close Reconciliation Stories API
  description: The Reconciliation Stories API from End Close — 2 operation(s) for reconciliation stories.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Reconciliation Stories
  properties:
  - type: OpenAPI
    url: openapi/end-close-reconciliation-stories-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-reconciliations-api
  name: End Close Reconciliations API
  description: The Reconciliations API from End Close — 4 operation(s) for reconciliations.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Reconciliations
  properties:
  - type: OpenAPI
    url: openapi/end-close-reconciliations-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
- aid: end-close:end-close-records-api
  name: End Close Records API
  description: The Records API from End Close — 3 operation(s) for records.
  humanURL: https://endclose.com/docs
  baseURL: https://api.endclose.com/v1
  tags:
  - Records
  properties:
  - type: OpenAPI
    url: openapi/end-close-records-api-openapi.yml
  - type: Documentation
    url: https://endclose.com/docs
  - type: APIReference
    url: https://endclose.com/docs/api-reference/list-records
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DeveloperPortal
  url: https://endclose.com/docs
- type: Login
  url: https://app.endclose.com
- type: Authentication
  url: authentication/end-close-authentication.yml
- type: Idempotency
  url: conventions/end-close-conventions.yml
- type: Conventions
  url: conventions/end-close-conventions.yml
- type: ErrorCatalog
  url: errors/end-close-problem-types.yml
- type: Webhooks
  url: asyncapi/end-close-webhooks.yml
- type: MCPServer
  url: mcp/end-close-mcp.yml
- type: LLMsTxt
  url: llms/end-close-llms.txt
- type: Overlay
  url: overlays/end-close-openapi-overlay.yaml
- type: Conformance
  url: conformance/end-close-conformance.yml
- type: Lifecycle
  url: lifecycle/end-close-lifecycle.yml
- type: DataModel
  url: data-model/end-close-data-model.yml
- type: WellKnown
  url: well-known/end-close-well-known.yml
- type: SecurityTxt
  url: well-known/end-close-security.txt
- type: DomainSecurity
  url: security/end-close-domain-security.yml
- type: VulnerabilityDisclosure
  url: security/end-close-vulnerability-disclosure.yml
- type: Security
  url: https://www.endclose.com/security
- type: TrustCenter
  url: security/end-close-trust-center.yml
- type: AgenticAccess
  url: agentic-access/end-close-agentic-access.yml
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence