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NewBuilt on the official Manager.io API

Capture invoices, see stock on hand, ask questions in plain language, and create verified Manager drafts — without moving your books out of Manager.

  • Writes require your approval
  • Manager Cloud & Server
  • Your books stay in Manager

mantle · document capture

Encrypted connectionSecure

northstar-invoice-02941.pdf

Supplier
Northstar Supplies LLC
Invoice number
INV-02941
Date
26 Aug 2026
Tax (VAT 5%)
241.00
Total
5,061.00

Manager.io · Purchase Invoice

Draft

Select supplier

26 Aug 2026

Inventory — Raw materials4,120.00
Freight & handling700.00
VAT payable241.00
TotalAED 5,061.00

Stock retrieved

37 items · from Manager

Draft ready to review

Purchase invoice

Speaks fluent Manager.io

Manager.io ServerManager.io CloudOfficial API4Multi-businessMulti-currencyInventory modulesCustom fieldsManager.io ServerManager.io CloudOfficial API4Multi-businessMulti-currencyInventory modulesCustom fields

Credentials protected

Your Manager connection details are stored securely.

Approval before writes

Mantle asks you to approve drafts before it sends write operations.

Your server stays yours

We connect to your Manager instance. Your books never move.

Workspace permissions

Owners decide which product areas each invited subuser may access.

What Mantle adds

The work Manager.io leaves on your desk

Mantle sits above your ledger as a service layer. It reads, checks, explains and protects. You keep the final say on everything it writes.

Document capture that understands invoices

Upload PDFs or images individually or in batches. Mantle extracts supplier, dates, tax and line items, verifies references against the selected business, and prepares editable drafts for review.

northstar-invoice-02941.pdf

Purchase invoice

Reading

fuel-receipt-aug-24.jpg

Expense claim

Queued

aster-retail-po-118.pdf

Sales order

Queued

Ask your books a question

Plain language in, real figures out — scoped to the business you have selected and grounded in what Manager.io actually holds.

Who owes me money, and how late are they?

Ask anything about this business…

Inventory from your live books

See Manager's quantity on hand in Mantle and use it while creating sales through the POS.

Hex bolt M8 · 40mm

1,240

Steel bracket L

96

Nitrile glove (box)

512

Steel bracket L falls below minimum in 6 days

Controlled, verified writes

Review drafts before posting. Mantle resolves Manager records by GUID and verifies completed writes against the selected business.

Checking Manager response

64%

Customer resolved

Matched

Line items checked

Ready

Manager verification

Passed

Every business in one place

Accountants and group owners switch context without switching logins.

NO

Northwind Trading LLC

AED
NO

Northwind Logistics

AED
HA

Harbour Point Cafe

GBP
One login, every business you keep books for

How it works

Connect Manager and work from one workspace

No migration, no export, no parallel set of books. Mantle talks to the Manager.io you already run.

  1. Step 01

    Point Mantle at your Manager instance

    Give it the address of your Manager.io server and a set of credentials. Mantle verifies the connection against the official API before it stores anything.

    Manager Server and Cloud editions

  2. Step 02

    Pick the businesses it may touch

    Choose a workspace and the Manager businesses it can access. Your connection details stay protected and can be removed at any time.

    Revoke any business at any time

  3. Step 03

    Review, approve and keep working

    Invoices become editable drafts, AI answers are grounded in Manager data, and approved writes are checked before Mantle reports success.

    You approve every write

Pricing

Pay for usage with prepaid Mantle credits

No invented monthly tiers. Buy a credit pack in Billing and spend credits only on the metered operations you use.

Pay as you go

Starter credits

A smaller prepaid pack for trying Mantle's metered tools.

$5/ 500 credits
  • Prepaid, not a subscription
  • Use credits for metered AI and OCR operations
  • Create and manage up to 5 workspaces
  • Connect Manager Cloud or Server
Most chosen

Growth credits

More prepaid usage for regular AI, OCR and Manager workflows.

$20/ 2,000 credits
  • Prepaid, not a subscription
  • AI chat, analysis and structured reports
  • Invoice OCR and editable Manager drafts
  • POS and approved Manager write workflows
  • Workspace subusers and permissions

Scale credits

A larger prepaid pack for higher-volume usage across workspaces.

$100/ 10,000 credits
  • Prepaid, not a subscription
  • Suitable for batch invoice processing
  • Use across the workspaces you own or can access
  • The Billing page shows usage and transaction history

Current default credit packs are shown in USD. The Billing page displays the live price and included credits before checkout.

Questions

The things people ask before connecting

Straight answers about data, access and what happens if you walk away.

No. Your ledger stays in your Manager.io instance, wherever you run it. Mantle connects over the official API, reads what it needs, and writes back only the entries you approve. Disconnect it and your books are untouched.

Contact & support

A clear way to reach us.

Choose the channel that fits the question. Never send Manager passwords, API credentials, invoice files, or other sensitive business data through public community channels.

Need private help? Use email for account, billing, security, or business-specific issues.

Email support

Account, billing, connection, and product help from the Mantle team.

Available nowEmail support

Discord community

Quick questions, release discussions, workflow ideas, and community help.

Invite coming soonNot configured

Mantle forum

Search longer discussions, share solutions, and follow product announcements.

URL coming soonNot configured

X / Twitter

Follow releases, availability notices, product updates, and short tips.

@mantlehqFollow Mantle

Keep your books. Lose the busywork.

Connect a Manager Cloud or Server business, upload invoices, and review the resulting drafts before anything is posted.