Blackbox AI sells a free tier, three paid tiers (Pro, Pro Plus and Pro Max) and an enterprise tier, so teams can choose the tier matching their budget, whether they're wiring it into automations built with Activepieces or just using it in the editor.
The plan name tells you less than the limit attached to it. Read the limit first, because that's where the bill gets decided.
Blackbox AI is an AI coding assistant that writes, completes and explains code for people building software.
Blackbox AI pricing tiers and limits
The plan name tells you less than the limit attached to it. Read the limit first, because that's where the bill gets decided.
The plan table
Where a cell says "not stated", this section doesn't carry a confirmed figure for it. The table lists every tier as of the check date above.
That means you shouldn't budget from this page alone: take the number from blackbox.ai's pricing page on the day you sign up, because a guess here becomes a surprise on your invoice.
| Plan | Monthly price | Annual price | Inclusions | Deciding limit |
|---|---|---|---|---|
| Free | not stated | not stated | not stated | not stated |
| Pro | not stated | not stated | not stated | not stated |
| Pro Plus | not stated | not stated | not stated | not stated |
| Pro Max | not stated | not stated | not stated | not stated |
| Enterprise | not stated | not stated | not stated | not stated |

Fill in the last column for your own team before anything else. Two plans with similar prices can fail in different places, and the failure point, not the price, is what you pay for, so comparing them by price alone is misleading.
What the free tier caps
You are really shopping for the ceiling. A free tier is a trial with one. Find out what it counts (requests, credits or seats) and what happens when you reach it: a hard stop, a slowdown or a prompt to upgrade.
Do this before a teammate hits the wall in the middle of a deadline, since that's when the upgrade happens at full price with no time to compare.
Blackbox AI monthly vs annual billing
If you pay annually, the per-month rate usually drops in exchange for paying up front, and you give up the ability to walk away after a bad month.
For a small team still learning how much it uses, monthly costs more per month but keeps the exit open.
If you later connect the tool to automations, say through Activepieces, the automation side has its own meter: a run costs 1 credit however many steps it has.
Whether those automated calls also count against Blackbox AI's limit is a question for Blackbox AI's own terms, so ask before a quiet month on paper turns into a loud one.
If you are running this arithmetic for your own team, see what the same workload costs on Activepieces.
One Five-Person team's First Month on Blackbox AI
Here's a worked scenario built from published rates, not a real customer. It has five developers and one month, and the bill comes out different from the plan page because of what happens between day 1 and the invoice.
A quiet month and a loud one start identically, so the early days tell you nothing.
Day 1: five seats on the entry paid plan
Once everyone signs up on the same day, the starting charge is simply the per-seat price multiplied by five. That's the only number on the bill you can know in advance.
Each seat also brings a share of a credit allowance, and credits are what the work draws down. Nobody sets a cap on day 1, so nothing stops the draw-down later.
Hitting Blackbox AI credit limits in week two
By the second week the team has settled in, and one or two heavy users are burning credits far faster than the rest. Credits are only useful if they last, so the pool is what runs dry first, well before anyone thinks about seats.

When the pool empties, the team has two ways out, and each costs something different: buy a top-up, which fixes this month's shortage and nothing else, or move to a higher plan, which raises the allowance but raises every seat's price too.
Doing neither means work stalls, and a stalled developer costs more per hour than either option.
Read the invoice as the month in order, and the arithmetic below is one you can redo with your own team's numbers:
- Day 1: five seats at the entry price, billed up front, so you're committed to five users from day one.
- Days 2 to 12: credits drawn down at uneven rates, with the heaviest users consuming most of the pool.
- The day the pool runs out: work either pauses or the team decides to keep going.
- The fix: a top-up added to the bill, or an upgrade that replaces the seat price for all five.
- Day 30: the seat charges plus the top-up or upgrade difference.
Add it up, and that total is the real price of the month. It can sit well above the starting charge. The next section turns this into a rule you can use before you sign up.
Hidden Costs and Usage Limits
Before you sign up, know that the invoice departs from the sticker price in five places, and the plan name shows none of them:
- What happens when credits run out
- Per-seat multiplication
- Premium models
- API versus subscription billing
- Annual lock-in and refund terms
Each is set on Blackbox AI's own pricing and terms pages, so read those pages, not a review, for the current wording. The sections below take them in the order you'll meet them.
Find out whether credits running out stops work, slows it, or bills you more. Those are three different months. A hard stop costs you idle hours, and automatic overage costs you money nobody approved. Ask which one applies, then set a cap.
Blackbox AI per-seat costs for teams
Think of a per-seat price as a multiplier, not a total. Five people at any monthly rate is five times that rate, before anyone hits a usage limit. Count every person who will log in, including the contractor you add for one project.

Premium models and token pricing
Then there are premium models, which carry the same risk because they are priced per token, the small chunks of text a model reads and writes.
Nadir's comparison lists Claude Fable 5.2 at $8 to $40 per million tokens, GPT-6 Astra at $10 to $50, and Gemini 4 Argon at $2 to $10.
In each, the first number is for text going in and the second for text coming out, so output costs five times more.
Default to the premium model and the bill can multiply fivefold for work a cheaper one would handle, since Argon runs about a fifth of Astra's price.
Blackbox AI annual plan and refund terms
Pay the year up front and the monthly rate usually drops, so before you do, read the refund terms and confirm whether unused months come back if the tool doesn't fit.
Without that, a discount is a bet on a tool you haven't yet priced at real usage.
Treat reviews as one person's month, not your team's. Use them as a list of questions to test against your own usage, and trust only the invoice.
Worth checking against a plan that does not meter every step: one credit covers a whole run on Activepieces.
Blackbox AI vs Cursor, GitHub Copilot and Windsurf
Which one is cheapest for your team depends on which limit you hit first, not on whose plan looks lowest. Blackbox AI, Cursor, GitHub Copilot and Windsurf are four AI coding assistants that charge in four different ways.
Price and limit side by side
I'm not quoting plan prices here. I couldn't confirm current figures from each vendor's own pricing page, and a stale price in a cost article is worse than none. Doing nothing about that gap means budgeting from a screenshot someone took last spring.
Instead, pull the same six facts for each tool from its own pricing page, and write down the date you checked:
- The entry paid price.
- What the free tier lets you do before it stops.
- The limit that decides your plan: seats, credits, requests or tokens.
- The per-seat price for a team.
- What happens when you hit the limit.
- The month's cost for five people.
Start with row five, because it's where the invoice gets surprising.
A tool that slows down or stops at its limit costs you an afternoon. A tool that keeps working and bills you for the extra costs you money, and nobody notices until the month closes.
Five-Person Monthly Cost on Each AI Coding Tool
Use one workload for all four: five people and a normal month. Give them the same mix of quick completions and long agent-style tasks, where the tool works through a job on its own.
Count how many of those tasks each person runs in a week, then multiply it out. A plan priced per seat looks cheap until one heavy user spends the whole team's allowance in the first fortnight.
On suitability, I'll say only what holds without figures. If your team mostly types small requests and stays inside an included allowance, any of the four may be the cheapest, and Blackbox AI isn't guaranteed to be.
If a few people lean hard on long tasks, the tool with a clear cap or a hard stop protects you better than the one with the lowest entry price. Set that cap before the first invoice, not after it.
Where Activepieces Fits Around an AI Coding Tool
Activepieces can warn you that a limit is coming, but it can't set, raise or replace a limit inside Blackbox AI. It's a workflow automation tool, not a coding assistant, so it isn't an alternative to Blackbox AI.
What it brings is 747 integrations, counted from its MIT-licensed open source core, to carry that warning to wherever your team already works, which means the warning reaches your team no matter what tools you use.
What capabilities get unified together?
Activepieces covers agents, integrations, workflow automation, shared team data, an AI chat and MCP tools with approvals in a single product, and access to all of it is handled by the same custom RBAC, SSO, SCIM, audit logs and git sync.
Integrate that together from point tools and every part arrives with its own vendor, its own bill and its own trail to dig through when something breaks, which is a poor trade for a chore meant to keep the invoice small.
MoneyGram, Moneypenny, Alan and FundingSocieties run it in production, and it still has no say in how many requests or credits your Blackbox AI plan includes.
Those limits stay where they are, and your bill is still decided by them.
What it can do is take chores off whoever watches the invoice. If nobody is assigned to watch usage, the cost of doing nothing is a surprise at month end.
Automating the watching is cheap by comparison, as long as you understand it only reports the problem and never fixes it.
Activepieces prices its own side the way this article asks you to price everything, by the limit: Free is $0 with 1,000 credits a month and unlimited flows, Plus is $20 a month with 10,000 credits, and Team is $200 a month with 50,000 credits and 25 users, as listed on activepieces.com on 2026-10-23.

Usage alerts as a small example
Here are three jobs it can do around development, none of which lifts a Blackbox AI limit:
- Post a usage alert to Slack, the team chat, when consumption passes a threshold you choose, so the person who can act sees it the same day.
- Send a weekly spend summary to whoever owns the invoice, so the total is never a first-time discovery.
- Open a ticket when a seat has sat idle, so you stop paying for a chair nobody is using.
Read each job as a reminder with a name attached. The alert tells you the cap is close, and the summary tells you what you spent. The ticket tells you which seat to cancel.
You still have to make the decision, and the cap you set in the previous step is what actually protects the budget.
Blackbox AI billing rules for small teams
Set the rules below before the second invoice arrives: choose the plan by its limit, cap spending, give the bill one owner, and check usage early. A cap protects the budget only if a few habits sit around it.
Blackbox AI spending rules to set first
Doing nothing is the expensive option. If nobody owns the bill and nobody looks until month end, the first sign of trouble is an invoice you can no longer change.
The steps below are in the order to do them, and each one closes a specific way of being surprised.
- Pick the plan by the limit your team will hit first, whether that's seats, credits or requests, and not by the plan name. Look at last month's real work and ask which counter ran out first.
- Set a spending cap, or require approval for top-ups, wherever Blackbox AI offers either. Without one, a busy week quietly becomes a bigger bill.
- Name one person as invoice owner. That person receives the receipts, answers questions about them, and is the only one who can approve extra spending.
- Review usage on day 10 of the billing month. That's early enough to change course and late enough to show a real pattern.
- Stay on monthly billing until usage holds steady for a few cycles. A yearly commitment locks in a guess, and a wrong guess costs more than a monthly premium.
- Put a date on the calendar for the next pricing recheck, so the review happens whether or not anyone remembers.
What to check on the pricing page each month
Open the pricing page on the recheck date and compare it with what you wrote down last time.
Look at the monthly price of your plan and, more importantly, the limit that decides the plan: did it change, or did a neighboring plan change so that it now fits you better?
Check what happens when you go past the limit, since overage terms decide the bill more than the headline price does.
Look at whether the free tier still covers what a contractor or new hire needs to try things out. If anything moved, tell the invoice owner the same day, not at the next invoice.
Frequently asked questions
Without much notice, prices and terms in this market shift. Each answer below says what to check, and the table marks which claims I couldn't tie to a vendor page.
To see where I stand on each question, read the table. Where it says "unverified," read the short answer as a thing to confirm, not a fact to budget on.
| Question | Short answer | Vendor page or unverified |
|---|---|---|
| Is there a free tier? | Likely, but its limits decide whether it covers a team | Unverified |
| Are refunds offered? | Get the policy in writing before paying | Unverified |
| Annual versus monthly billing? | Ask whether annual locks you in if limits change | Unverified |
| API versus subscription? | Plan on separate billing until an invoice shows otherwise | Unverified |
| Do self-serve plans still exist? | Check the pricing page the day you buy | Unverified |
None of these rows is settled, so the paragraphs below say what to do about each.
Is Blackbox AI free to use? A free tier may exist, but a free plan that stops mid-project costs you the day it stops. Test it against one real task before anyone depends on it, and note which limit you hit first.
Can I cancel Blackbox AI and get a refund? I couldn't confirm a refund policy. Ask support in writing before you pay, and keep the reply. If nobody asks, the first time you learn the answer is after the charge.
Does Blackbox AI offer student or startup discounts? I found nothing I could verify. Asking costs one email, but don't put a discount in the budget until it appears on an invoice.
Is the Blackbox AI API billed separately from the subscription? Many AI tools bill programmatic access apart from seats, so assume two lines until the vendor says otherwise. If it's separate and uncapped, that second line is the one that surprises you.
How often does Blackbox AI change its prices? I have no verified record of its change history. Put a monthly reminder on the calendar to reread the pricing page, and send any difference to the invoice owner that day.
Related reading
References
Running the numbers
See what the same workload costs here.
Free forever plan, and every paid plan self-hosts at no extra cost.
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