Congratulations on your pivot! When shifting from a direct SaaS product to selling API access, consider the following key aspects:

1. API design: Ensure your API is well-designed, intuitive, and easy to integrate. Follow industry standards and best practices.

2. *Documentation*: Provide comprehensive, clear, and up-to-date documentation for developers to understand and effectively use your API.

3. *Pricing strategy*: Develop a pricing model that suits your API access, considering factors like usage tiers, volume discounts, and potential custom plans.

4. *Developer experience*: Focus on creating a seamless and supportive experience for developers integrating your API, including easy onboarding, responsive support, and community resources.

5. *Security and compliance*: Strengthen API security measures, ensure data privacy, and maintain compliance with relevant regulations.

6. *Partnerships and sales strategy*: Establish a new sales approach, targeting potential API customers, and explore partnership opportunities to expand your reach.

7. *Support and maintenance*: Prepare to offer ongoing support, updates, and maintenance for your API, ensuring high reliability and performance.

8. *Analytics and monitoring*: Implement analytics to track API usage, performance, and other key metrics to inform improvements and optimization.

9. *Customer success*: Focus on ensuring customers achieve their desired outcomes using your API, providing guidance and support as needed.

10. *Continuous improvement*: Regularly gather feedback, iterate on your API and documentation, and stay up-to-date with industry trends to maintain competitiveness.

By keeping these factors in mind, you'll be well-prepared for a successful pivot to selling API access to your functionality. Good luck!