SaaS Pricing Models Guide

Why SaaS Pricing Models Matter

For procurement professionals, understanding SaaS pricing models is essential for optimizing software spend, negotiating stronger contracts, and ensuring financial predictability. Each pricing structure directly impacts procurement strategy, vendor relationships, and long-term budget planning. By mastering these models, procurement teams can drive cost savings, secure favorable contract terms, and benchmark pricing against industry standards to gain a competitive advantage.

Types of SaaS Pricing Models

1. Subscription-Based (Flat-Rate) Pricing

A predictable, fixed monthly or annual cost for unlimited usage.

Best for: Procurement teams aiming for stable budgets, predictable costs, and simplified expense management.

Examples: Adobe Creative Cloud, Dropbox.

Procurement Tip: Subscription-based models make cost forecasting easier but may require negotiation for long-term pricing stability.

2. Per-User (Seat-Based) Pricing

A pricing model where companies pay per user, ensuring costs scale with team size.

Best for: Procurement professionals managing software adoption across large teams and ensuring cost alignment with headcount.

Examples: Salesforce, Slack.

Industry Trend: Salesforce and Slack have been increasing their prices frequently, making contract negotiations essential.

3. Usage-Based (Pay-as-You-Go) Pricing

A flexible model where costs are determined by actual usage, such as API calls, storage, or transactions.

Best for: Procurement leaders managing fluctuating software needs and aiming to optimize spend without overcommitting.

Examples: AWS, OpenAI, Zapier.

Market Insight: AWS customers should optimize usage ahead of renewal to prevent overcommitment and reduce waste.

4. Tiered Pricing

A structured model offering multiple pricing tiers based on features, users, or usage limits.

Best for: Procurement teams seeking scalable solutions that align with growth stages and budget constraints.

Examples: HubSpot, Zoom.

Negotiation Tip: Zoom has become harder to negotiate with, making it crucial to leverage competitive alternatives during procurement discussions.

5. Freemium Pricing

A strategy offering a free basic version with premium features available through paid upgrades.

Best for: Procurement teams evaluating new software without upfront costs and gradually scaling usage.

Examples: Notion, Canva, Dropbox.

Market Insight: Notion and Canva have successfully integrated AI, increasing adoption rates and influencing procurement choices.

6. Per-Feature Pricing

A customizable model where customers pay only for the specific features they need.

Best for: Procurement teams optimizing spend by selecting only necessary software capabilities without paying for unused features.

Examples: Zendesk, Microsoft Azure add-ons.

7. Per-Transaction Pricing

A cost structure where pricing is determined per transaction, action, or processed event.

Best for: Procurement professionals managing transaction-heavy software in e-commerce, finance, and API-driven industries.

Examples: Stripe, Twilio, PayPal.

8. Hybrid Pricing Models

A flexible approach combining multiple pricing models, such as seat-based + usage-based.

Best for: Procurement teams handling diverse SaaS solutions with varying pricing structures across departments.

Examples: Salesforce (seat-based + usage-based), AWS (tiered + pay-as-you-go).

9. AI-Based Pricing Models

A pricing structure tied to AI-generated outputs, such as tokens, completed tasks, or processing hours.

Best for: Procurement teams evaluating AI-powered tools with variable computing costs and fluctuating demand.

Examples: OpenAI (tokens per request), Microsoft Copilot ($4/hour).

Industry Trend: AI pricing models are evolving from seat-based to usage-based and credit-based systems, making cost predictability more challenging.

How Procurement Teams Can Choose the Right SaaS Pricing Model

To ensure cost efficiency and strategic purchasing, procurement teams should:

  • Benchmark costs against industry standards to avoid overpayment.
  • Negotiate contracts early to secure the best pricing terms and avoid vendor lock-in.
  • Evaluate feature necessity to prevent paying for unused capabilities and optimize total software spend.
  • Assess scalability to align pricing models with company growth projections.

How Tropic Provides SaaS Pricing Insights

With the rise of AI, vendor consolidation, and shifting market dynamics, procurement professionals must stay ahead of SaaS pricing trends. Tropic provides deep insights into SaaS pricing models, helping procurement teams analyze vendor pricing structures, negotiate more effectively, and secure cost-efficient contracts. By leveraging Tropic's expertise, businesses can gain a competitive edge, optimize software investments, and maintain financial control in an evolving market.

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