Rational

What it does

• Accounts payable
• Close
• Reconciliations
• Document chasing
• Expense review
• Bookkeeping
• AR follow-up
• Month-end close

Category

AP, AR and expenses

Users

Accounting firms, Controllers, CFOs, Finance teams

Public API

Not offered

Not yet disclosed: deployment options, platforms, languages and support channels.

Pricing

• Paid plans$399/month
  • $4,788 per year under an annual agreement
  • For a single U.S
  • Annual agreement for startup accounting
• EnterpriseCustom
  • Annual agreement for startup accounting
  • Government fees are excluded

Prices as published by Rational, checked Oct 2026.

Security and compliance

As reported by Rational. Ask for audit reports before you buy.

• Scoped permissions limiting access to authorized systems only for approved accounting use cases
• Human approval gates for posting, payment release, and policy-sensitive decisions
• Review history preserving sources, applied rules, owners, reviewer decisions, and timestamps
• Workflow boundary definition requiring explicit scope of what Rational can access, prepare, and what reviewers can inspect

Reviews

• 

  Pluvo Agent

  by Pluvo

  AI finance agent that connects to your systems, reasons over your business context, and runs reconciliations, variance analysis, and close prep end to end with deterministic com...

  #1 in Close financial books75

• 

  Billow AI

  AI employees for finance and accounting teams.

  #2 in Close financial books71

• 

  AI Bookkeeping

  by Truewind

  Truewind helps finance teams automate bookkeeping with AI across categorization, reconciliations, and review-ready close workflows while keeping accountants in control.

  #3 in Close financial books69

• 

  ProcIndex Month-End Close Agent

  by ProcIndex

  Autonomous AI agent for month-end close automation.

  #5 in Close financial books60

• 

  Zalos

  by Zalos AI Ltd

  The finance agent factory.

  #6 in Close financial books57