Bringing competitors into the conversation can significantly increase your leverage. Use offers from other providers to negotiate better terms, especially if their functionalities closely match what you need from Probely. Make sure to detail the value adds from these competitors and express how finance has limited options because of stark cost differences.
If you plan to grow your team's usage significantly by adding more users in the future, ensure you push for lower rates based on these economies of scale. Make it clear to the salesperson that your internal policy requires rewarding growth with volume discounts.
Offering to be a reference or participate in a case study could provide mutual benefits. Highlight how showcasing your usage of Probely could help them attract new clients, and in return, you expect favorable terms or discounts on pricing.
If you have concerns about committing long-term given this is a new service to you, leverage those concerns to negotiate for a shorter payment term or a month-to-month agreement. Position this as a need due to the budget constraints and uncertain ROI on this new tool.
Request to have the auto-renewal clause removed from the contract. This will allow you to negotiate from a stronger position next year without being forced to renew based on possibly unfavorable terms.