LastPass vs Mermaid

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, Mermaid comes out ahead. Here is why, point by point.

What the data says

Both have a free plan, so you can try each before you pay.
In our Tech stack ranking, Mermaid places 15 and LastPass 10 of 72.

Side by side

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

Plans and pricing

LastPass

FreeFree personal plan limited to one device type.Free

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 LastPass if…

Small and mid-sized teams that share logins for ad accounts, SaaS tools and client portals and want one encrypted vault with admin control instead of spreadsheets and chat messages.

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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