An agency should expect a self serve monthly subscription for the testing and early-client stage, where you can see the price, start a trial and set your own client prices, and an enterprise quote only when a deal needs things a catalog plan cannot express: custom deployment, a scoped security review, or negotiated contract terms. The mistake is treating the quote as a sign of a "serious" platform. For most agencies it just delays the moment you learn your real margin.
What does a monthly subscription actually cover for an agency?
A subscription covers the platform: the builder, the agents, the dashboard, and, on an agency-oriented setup, the white label layer (your brand, logo, colors, domain and email) plus client accounts. On NovaReps every self serve plan starts with a 7 day free trial, so you can build an agent, call it from the dashboard and run automated agent tests before any client sees it. Current plan details live on the pricing page, and that is the only place to trust for numbers.
What a subscription does not cover by itself is usage. Voice AI cost has three layers, and agencies get burned when they only price one of them:
- The platform fee, which is the subscription.
- Carrier minutes, which come from Twilio or Telnyx. Both publish rates (Twilio's voice pricing varies by country and number type), so check the one that matches your clients.
- Model and voice usage, meaning the LLM, speech and voice providers behind each call.
NovaReps handles layers 2 and 3 in two ways: bring your own keys with no per minute markup from us, or managed minutes. Each client can sit on its own carrier account. Which one is cheaper for you depends on your volume and how much key management you want to do, and the BYOK savings tool is a quick way to test it.
What changes once you have several paying clients?
Your problem shifts from "what does it cost to try this" to "what is my margin per client." Three mechanics matter at this stage:
- Client plans with your own prices. You set what each client pays. The platform bill and your client price are separate numbers, so you need to know both.
- Usage visibility per client. Agency analytics show usage, revenue and margin by client, which is how you find the client on a flat fee who is quietly consuming far more minutes than the others.
- Packs and auto top up. Minute and reply packs with optional auto top up keep an agent from going silent mid month, but they also mean a busy client can raise your cost before your next invoice goes out.
If you want the arithmetic rather than the principle, the post on the actual margin on reselling AI voice walks through it. Concurrency is the other hidden variable: how many simultaneous calls a plan can carry affects whether a client's Monday morning spike works. We cover that in what a voice AI concurrency limit means for agency pricing.
What does "usage based" pricing from developer platforms look like next to this?
Developer voice platforms such as Vapi publish usage based pricing on their own pages (see Vapi's pricing page for the current structure). That model suits an engineering team that wants to assemble parts: you pay for components and wire them together. The trade-off for an agency is that your cost moves with every call and the white label, client billing and per client reporting are things you build or buy separately. We lay out the differences in the NovaReps vs Vapi comparison. Neither model is wrong. The question is whether your agency wants to sell working agents or maintain an assembly of parts.
When does an enterprise quote make sense?
A quote earns its place when the deal has requirements that cannot be listed on a pricing page. Typical triggers:
- Sovereign or on premises deployment. Enterprise can be described in generic terms as sovereign and on premises, with details settled on a sales call.
- Security review. If a client's procurement team sends a questionnaire, the honest answer is: security reviews and compliance requirements are scoped with you before you commit. Do not let any vendor, us included, hand-wave this in a sales deck.
- Contract terms. Negotiated terms, invoicing arrangements or support expectations that a card-on-file plan does not handle.
- Custom integration work. Custom API tools and MCP connections let agents act in a client's own systems, and larger deals often involve several of them. Which plan includes them is something to confirm on the pricing page, not assume.
The enterprise page describes how that path works. Most agencies reach it through a specific client, not as their own starting point.
What should you ask before accepting a quote?
A quote is only useful if you can compare it with the subscription you could have bought. Ask for these in writing:
- What is the platform fee, separate from usage?
- Are carrier and model costs passed through at cost, marked up, or bundled? Can you bring your own keys?
- Does white label mean removed vendor branding, or just a logo slot? Ask to see a client account with no vendor name anywhere.
- Are client accounts and client-level pricing included, and can you see margin per client?
- What are the concurrency and rate limits, and what happens when a client exceeds them?
- What does it cost to leave, and can you export data?
The last one matters more than it sounds. Self serve data export and account deletion are the kind of exit rights you should expect to see spelled out, quote or no quote.
What is the most common pricing mistake agencies make at each stage?
At the testing stage, it is skipping the trial and quoting a client a price before running real calls. Run the agent through scenario tests first and look at actual minutes per call.
At the growth stage, it is pricing flat fees without a usage cushion. One client with long calls or an outbound campaign can eat the margin from three quiet ones.
At the enterprise stage, it is signing a bundled quote that hides what you would pay for each layer, which leaves you unable to tell whether the premium buys anything.
So which should you start with?
Start with the subscription unless you already have a deal that demands a scoped deployment. You get a visible price, a trial, and real margin data from your first few clients. If an enterprise opportunity appears, you will go into the quote conversation knowing your own per-minute costs, which is the best negotiating position an agency can have. Check current plans and build one agent before you decide anything else.