Goflow vs Mermaid

GOvs

Two Tech stack tools side by side: what each does, what it costs and who it suits.

The verdict Side by side Plans and pricing Who each is for Other options

The verdict

On the data we hold, it's close: neither pulls ahead on features, a free plan or AI access. The choice comes down to how you work.

What the data says

Both have a free plan, so you can try each before you pay.
Mermaid starts lower, at $10/mo against $499/mo.
In our Tech stack ranking, Goflow places 43 and Mermaid 15 of 72.

Side by side

Goflow and Mermaid compared
At a glance	GOGoflow	Mermaid
Starts at	$499/mo	$10/mo
Free plan	Yes	Yes
API	Yes	No
MCP server	Not known yet	Yes
Links	Visit	Visit

Plans and pricing

Goflow

Corestarter sellers with low volumeFree
Launchgrowing brands using multiple channels$499/mo
Scaleenterprise teams with EDI workflows$979/mo

Mermaid

BasicFree plan with up to 3 diagrams, limited diagram size and limited AI.Free
PlusUnlimited diagrams and 300 AI credits a year; 10 per user per month billed annually.$120/yr/seat
Premium2,000 AI credits a year, free viewer seats and unlimited teams; 20 per user per month billed annually.$240/yr/seat

Prices as the vendors list them. They change often; the final price is on their sites.

Who each is for

Choose Goflow if…

We haven't written up who Goflow suits yet.

Visit Read the review

Choose Mermaid if…

Developers, technical writers and operations teams who keep diagrams as text next to their code and docs, so they stay versioned and never turn into stale screenshots.

Visit Read the review

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