Cowork Credit Value Calculator

Is a Cowork task worth its credits? See the break-even minutes it must save — honest, not hype

Is a Cowork task worth its credits? See the break-even minutes it must save — honest, not hype

Often called a “Cowork ROI” calculator — the honest version. Enter one task’s Copilot Credits and the minutes it saved; we show the break-even minutes it must save to be worth the spend — not a hype multiple.

Run the task and use the credit cost Cowork shows for it (e.g. type /cost), taking the median of a few runs. Confirm billed consumption in Copilot → Cost Management.

Count only the time you actually got back — subtract prompting, waiting, and reviewing or fixing the output. Benchmarks are external study priors, not Cowork measurements.

Break-even Example — edit any field

Enter your task’s credits to see the break-even minutes it must save to be worth the spend.

8.3min
to cover this task’s $5.00 of credits, at 50% usable time

Clears break-even — it saves about 11.7 min more than its credits cost, at 50% usable.

Credit cost$5.00
Capacity value$12.00
Value per $12.4×
Break-even minutes if usable share is…
25%16.7 min clears
50%8.3 min clears
100%4.2 min clears

Capacity value, not cash saved — freed time becomes money only if you avoid overtime, backfill, or external spend. Excludes the Copilot seat, training, and rollout.

Assumptions — edit to match your org
$ / hr

Illustrative — set your fully-loaded rate. Use the same currency as the credit price.

Usable share of saved time

About half of freed time turns into useful output — an editorial estimate, not a research figure.

$ / credit

$0.01 public pay-as-you-go; prepaid is lower — set your effective rate.

Get an honest number in five minutes

The result is only as good as your two inputs. Skip the guesswork and measure a real task — it’s quick:

  1. Pick one repeatable task you’d actually hand to Cowork.
  2. Run it 3–5 times in fresh sessions, through to an output you’d accept. After each, type /cost and note the credits. Enter the median above.
  3. Time the human version honestly — then subtract the minutes Cowork still costs you (prompting, waiting, reviewing, fixing). The difference is your minutes saved.
  4. Read the break-even, then check it at 25% usable share before you trust it.

That single measured task tells you more than any preset ever will.

Assumptions & sources

The maths. Break-even minutes = credit cost × 60 ÷ (loaded rate × usable share), where credit cost = credits × price. Capacity value = minutes × usable share × rate ÷ 60. “Value per $1” is a benefit-cost ratio, not ROI, and never the headline. Task volume deliberately isn’t an input — it cancels out of the ratio (for whole-tenant budgeting, use the Cowork Cost Calculator).

Credit price. $0.01 per Copilot Credit is Microsoft’s public pay-as-you-go rate; prepaid capacity is effectively cheaper. Credits and the Cost Management dashboard are documented in Usage-Based Billing & Copilot Credits (Microsoft Learn) and the Copilot Cowork GA announcement. The /cost figure is the in-product credit cost Cowork shows for a task — see it in action; treat the admin Cost Management dashboard as authoritative for billed consumption.

Benchmark minutes are priors, not Cowork data. The optional per-task-type minutes and their source labels are reproduced from Microsoft’s open-source Cowork ROI Model (Analytics Hub), which compiles external GenAI, Copilot, and automation studies — not measurements of Cowork tasks. They can be optimistic, none is preselected, and your measured figure always wins.

Scope. Cowork requires a Microsoft 365 Copilot licence (User Subscription License). This tool tests only the incremental Cowork credit economics of one task — it excludes the $30 seat, training, and rollout.

Task typePrior (min)Cited in Microsoft’s model
Analysis & research67Stanford–World Bank 2025; McKinsey 2023
Write or debug code56Cui CACM 2024; Peng et al. 2023
Specialized workflows25Forrester TEI 2024; UK GDS 2025
Document & content24MS Research 2026; UK GDS
Meeting workflows24Cambon et al. MSR 2024; Forrester TEI 2024
Email workflows5Noy & Zhang, Science 2023; Dillon et al., NBER w33795
General assistance5Brynjolfsson QJE 2025 (NBER w31161)
Communication4Microsoft WTI 2024

Honesty notes. This models incremental Cowork credit economics for one workflow. It is an estimate, not a Microsoft guarantee, and not a cash-flow forecast. Quality gains and quality failures aren’t monetised. The 50% usable-share default is an editorial haircut, not a research benchmark. Everything runs in your browser — nothing you type is uploaded.

Frequently asked questions

1. What does this Cowork ROI calculator actually tell me?

It gives you the break-even: how many minutes a single Cowork task must save to cover the Copilot Credits it burns. If the task plausibly saves more time than that, the modelled capacity value exceeds the credit spend. You only need one number to start — the credits the task used.

2. Why break-even minutes instead of an ROI percentage or multiple?

Because value divided by cost is a benefit-cost ratio, not ROI — and a headline multiple invites hype. Break-even minutes is transparent and independent of how many tasks you run (task volume cancels out of the ratio). We show the value-per-dollar figure too, but only as a secondary, clearly-labelled capacity figure — never as the headline.

3. Where do I get the credits number for a task?

Run the task in Cowork, then type /cost in the task window — it shows the credit cost for that task. Use the median of a few representative runs, and include retries through to an accepted result. For billed consumption, check Copilot → Cost Management → Consumption in the Microsoft 365 admin center.

4. What is the 'usable share of saved time' setting?

Freed minutes only create value if they're redeployed to useful work — fragmentation, review, and context-switching eat into that. So we discount saved time by a usable share. The default is 50%, which is an editorial working assumption, not a research finding. Always sanity-check your result at 25% too.

5. Are the benchmark minutes official Microsoft Cowork figures?

No. The optional per-task-type minutes are external study estimates compiled in Microsoft's open-source Cowork ROI Model — they are NOT Cowork measurements, and several come from different tools and tasks. Treat them as a rough starting point only. The honest number is the one you measure yourself.

6. Is the result cash my finance team can bank?

No — it's modelled capacity value, not cash saved. Released salaried time is real, but it only becomes cash if you actually avoid overtime, backfill, or external spend. This tool checks incremental Cowork credit economics for one workflow; it deliberately excludes the Microsoft 365 Copilot seat, training, and rollout costs.

7. How is this different from your Cowork Cost Calculator and your Copilot ROI Calculator?

Three different questions. The Cowork Cost Calculator answers 'what might Cowork cost across my users?' The Copilot ROI Calculator answers 'is the $30 Microsoft 365 Copilot seat worth it?' This one answers 'does one Cowork task create enough value to cover its credits?' Use them together — links are below.

Your Copilot Decision Toolkit

Readiness

Are you ready?

 Features

What can it do?

 Data Flow

Where does data go?

 Model Map

Which AI inside?

 Frontier Map

What's coming?

 ROI

Is it worth it?

 Cowork Cost

What's the burn?

 Cowork Value

Worth the credits?

 Licensing

What licence?

 Licence Picker

Cheapest combo

 Demo Scripts

Show the value

 Studio

Build agents

Got feedback? Share it here →

What might Cowork cost across my users? Is the $30 Copilot seat worth it? Cowork Pricing & Cost Management The Complete Cowork Guide