Surfer vs Undetectable AI

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Surfer

See full pricing history

USD · US · source: surferseo.com

Plan	Pricing	Charged by	Offer type
Discovery	USD 49 / month with annual commitment $49 USD/month billed yearly	Flat · per month	Standalone · Fixed
Standard	USD 99 / month with annual commitment $99 USD/month billed yearly	Flat · per month	Standalone · Fixed
Pro	USD 182 / month with annual commitment $182 USD/month billed yearly	Flat · per month	Standalone · Fixed
Peace of Mind	USD 299 / month with annual commitment $299 USD/month billed yearly	Flat · per month	Standalone · Fixed

Undetectable AI

See full pricing history

USD · US · source: undetectable.ai

Plan	Pricing	Charged by	Offer type
10K words/month — default	USD 9.99 monthly · USD 5 / month with annual commitment $5.00 /mo Charged annually $60.00	Usage · 10K words/month	Standalone · Fixed
20K words/month — default	USD 19 monthly · USD 9.5 / month with annual commitment $9.50 /mo Charged annually $114.00	Usage · 20K words/month	Standalone · Fixed
35K words/month — default	USD 31 monthly · USD 15.75 / month with annual commitment $15.75 /mo Charged annually $189.00	Usage · 35K words/month	Standalone · Fixed
50K words/month — default	USD 42.5 monthly · USD 21.25 / month with annual commitment $21.25 /mo	Usage · 50K words/month	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Surfer

Discovery

Plan card 120 documents: Included
Plan card 10 tracked pages: Included
Plan card AI SEO optimization: Included
Plan card Content workflows: Included

Standard

Plan card 360 documents: Included
Plan card 25 AI prompts: Included
Plan card AI-search visibility: Included
Plan card Team workflow: Included

Pro

Plan card Everything in Standard: Included
Plan card Technical conflict detection: Included
Plan card AI perception management: Included
Plan card MCP access: Included

Peace of Mind

Plan card Unlimited document optimization: Included
Plan card API access: Included
Plan card VIP support: Included
Plan card Advanced AI visibility: Included

Undetectable AI

10K words/month — default

Highlights Passes AI detectors: Included
Highlights High quality, legible content: Included
Highlights Watermark and future proof: Included
Highlights Writing level matching: Included
Highlights API compatible: Included
Highlights Unlimited Human Auto Typer: Included
Highlights Unlimited AI Detecting: Included

20K words/month — default

Highlights Passes AI detectors: Included
Highlights High quality, legible content: Included
Highlights Watermark and future proof: Included
Highlights Writing level matching: Included
Highlights API compatible: Included
Highlights Unlimited Human Auto Typer: Included
Highlights Unlimited AI Detecting: Included

35K words/month — default

Highlights Passes AI detectors: Included
Highlights High quality, legible content: Included
Highlights Watermark and future proof: Included
Highlights Writing level matching: Included
Highlights API compatible: Included
Highlights Unlimited Human Auto Typer: Included
Highlights Unlimited AI Detecting: Included

50K words/month — default

Highlights Passes AI detectors: Included
Highlights High quality, legible content: Included
Highlights Watermark and future proof: Included
Highlights Writing level matching: Included
Highlights API compatible: Included
Highlights Unlimited Human Auto Typer: Included
Highlights Unlimited AI Detecting: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Surfer

August 27, 2026 Source
- Discovery: USD 49 / month with annual commitment
- Standard: USD 99 / month with annual commitment
- Pro: USD 182 / month with annual commitment
- Peace of Mind: USD 299 / month with annual commitment

Undetectable AI

August 27, 2026 Source
- 10K words/month — default: USD 9.99 monthly · USD 5 / month with annual commitment
- 20K words/month — default: USD 19 monthly · USD 9.5 / month with annual commitment
- 35K words/month — default: USD 31 monthly · USD 15.75 / month with annual commitment
- 50K words/month — default: USD 42.5 monthly · USD 21.25 / month with annual commitment