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Maritime · head to head

Sea Machines vs Windward

Sea Machines logo

Sea Machines

Maritime

Autonomous vessel control systems

From
$50000/one-time
Rated
-
Full reviewWebsite
Windward logo

Windward

Maritime

AI-powered maritime risk intelligence

From
$3000/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Sea Machines requires hardware fitted to the vessel; the autonomy systems are retrofits or new build installations rather than a software purchase; Windward requires embedded expert analysts for actionable intelligence; cannot operate fully autonomously
  • They diverge on capability: Sea Machines covers Autonomous control, Windward covers AI-powered risk scoring.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Sea Machines and Windward actually diverge.

Attributes where Sea Machines and Windward differ
AttributeSea MachinesWindward
Starting price$50000/one-time$3000/month
Pricing modelone-timesubscription
PlatformsEmbedded, Web, MobileWeb, Api
Founded20151996

Identical on both: free tier (No), user rating (Not yet rated), category (Maritime).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Sea Machines

  • Autonomous control
  • Remote operation
  • Collision avoidance
  • Pattern following
  • Vessel systems
  • Communication networks
  • Shore-based control
  • Embedded support

Only in Windward

  • AI-powered risk scoring
  • Sanctions compliance
  • Ship-to-ship detection
  • Dark activity alerts
  • Compliance systems
  • Trading platforms
  • Banking systems
  • Api support

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Sea Machines

  • Intelligent voyage and transit autonomy for workboatsnot Windward
  • Pattern autonomy for survey and repetitive route worknot Windward
  • Collision avoidance using the AI-ris computer vision sensornot Windward
  • Remote command and control of vessels, including in GPS denied environmentsnot Windward
  • Fleet management and telemetry through Fleetviewer and the SMLINK APIsnot Windward

Windward

  • Detecting vessel spoofing using multi-sensor AIS, dark vessel signals, and satellite datanot Sea Machines
  • Conducting UN sanctions investigations for North Korea maritime compliancenot Sea Machines
  • Performing financial AML and sanctions screening for maritime transactionsnot Sea Machines
  • Identifying drug smuggling routes in international shipping networksnot Sea Machines
  • Tracking port delays and causes in real-time shipping visibilitynot Sea Machines

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Sea Machines

  • Requires hardware fitted to the vessel; the autonomy systems are retrofits or new build installations rather than a software purchase
  • Targeted at vessels from 10 to 300 ft, so it does not address the largest commercial tonnage
  • Pricing is not published and is arranged directly with the vendor
  • The SM300-NG is the class-approved unit, so the cheaper SM300-SP does not carry the same approval

Windward

  • Requires embedded expert analysts for actionable intelligence; cannot operate fully autonomously
  • Platform focuses on specific maritime regions (Strait of Hormuz, Somali piracy zones); may not provide equally robust global coverage
  • Classified as unclassified and shareable, limiting penetration into highly classified defense operations
  • API-dependent architecture (GraphQL-based) may create integration complexity for some organizations
  • Multi-source data integration can be resource-intensive for organizations lacking dedicated intelligence staff

Pricing, plan by plan

Sea Machines

$50000/one-time
  • SM300$75000/one-time
    • Autonomous control
    • Collision avoidance
    • Remote operation

Windward

$3000/month
  • Professional$7500/month
    • Behavioral analytics
    • Dark activity detection
    • API access

Which should you pick?

Choose Sea Machines if

  • You need autonomous control.
  • You work on Embedded, Web, Mobile.
  • You also want remote operation.
Sea Machines review

Choose Windward if

  • You need ai-powered risk scoring.
  • You work on Web, Api.
  • You also want sanctions compliance.
Windward review

Questions people ask

Is Sea Machines or Windward better?
Neither clearly leads. Sea Machines starts at $50000/one-time and Windward at $3000/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Sea Machines or Windward?
Sea Machines starts at $50000/one-time and Windward at $3000/month.
Does Sea Machines or Windward run on more platforms?
Sea Machines runs on Embedded, Web, Mobile. Windward runs on Web, Api.
What is Sea Machines best used for?
Sea Machines is most often used for intelligent voyage and transit autonomy for workboats, pattern autonomy for survey and repetitive route work, collision avoidance using the ai-ris computer vision sensor, remote command and control of vessels, including in gps denied environments. Of those, intelligent voyage and transit autonomy for workboats and pattern autonomy for survey and repetitive route work are not what Windward is typically brought in for.
What can Sea Machines do that Windward cannot?
Sea Machines covers Autonomous control, Remote operation, Collision avoidance, Pattern following. Windward covers AI-powered risk scoring, Sanctions compliance, Ship-to-ship detection, Dark activity alerts. Both handle Web support.

Answered from the vendors’ own pages

Sea Machines: How much does Sea Machines cost?

Pricing is not published. Sea Machines requires customers to contact their sales team directly through the Contact Us link on their website for pricing quotes tailored to specific products and use cases.

Source
Windward: Does Windward provide autonomous intelligence or does it require human analysts?

Windward requires expert analysts to embed directly in your mission to deliver intelligence-ready products. The platform supports analyst workflows but cannot operate fully autonomously.

Source
Sea Machines: What is the pricing model for Sea Machines products?

Sea Machines offers autonomy systems and software solutions for maritime vessels. Pricing is determined on a per-product basis through direct sales consultation rather than published subscription tiers.

Source
Windward: What data sources does Windward use beyond AIS?

Windward integrates multiple data sources including AIS, dark vessel signals, Earth Observation (EO), Synthetic Aperture Radar (SAR), and RF signals to provide multi-sensor maritime intelligence where AIS alone is insufficient.

Source
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