FirstSlate vs ProposalAI

FirstSlate is a web-based client workflow platform for independent video producers and creative agencies. It brings client intake, AI proposal drafting, call sheets, crew paperwork, a teleprompter, delivery, invoicing and payments into one workflow. Clients and crew can use links without creating FirstSlate accounts or passwords. Clients can pay invoices by card or ACH through Stripe; FirstSlate says it charges 0% platform fees. The AI assistant drafts proposal content from a project brief using Google Gemini. Pro and Studio workspace owners can connect MCP clients such as Claude, ChatGPT and Gemini to read data and create drafts. Every new account starts with a 14-day Pro trial without a credit card, then returns to Free unless upgraded. The Free plan allows five active projects, 20 archived projects and three clients. Paid plans start at $15.83/mo equivalent, billed annually. Studio is listed at $66 a year, billed annually at $790/yr, and includes three team seats and priority support.

ProposalAI turns a pasted client brief and service description into a tailored project proposal for freelancers and agencies. Drafts can include scope, deliverables, timeline, pricing, and a call to action, and every section can be edited before sending. The maker says it supports design, development, marketing, consulting, and other work, with generation in 30 seconds. The free plan provides three proposal generations without a credit card and allows copying or exporting as text. Pro costs $49.00 per month and adds unlimited proposals, multiple tones, saved proposal management, PDF export, a custom branding intro, and priority support. Agency costs $129.00 per month, includes Pro features, and adds up to five team members, custom templates, API access, and dedicated support. The Agency client portal is marked as coming soon. Annual options list a stated 20% saving. Customers can cancel in account settings and retain access through the billing period.