Sierra vs Intercom (2026)

What sets it apart Outcome-based pricing: customers are charged when an agent achieves a defined result (a resolved conversation, a saved cancellation), and unresolved conversations usually carry no charge, in contrast to seat- or conversation-based licensing

Best for Large enterprises in sectors like financial services, telecom, healthcare, travel, and retail that want AI customer-service agents to complete transactions end-to-end and prefer paying per resolved outcome over per seat · Pricing model No published pricing; enterprise sales only. Core model is outcome-based, billing on completed outcomes such as resolved conversations, saved cancellations, and upsells, with unresolved conversations typically not charged; some interaction types (e.g., routing or greeting) can use per-interaction consumption pricing. Deployments generally involve separate setup and integration fees. The DB "starting_price=$0/mo" and "free_tier=false" are consistent with there being no self-serve list price rather than a genuine free entry point.

Founded in 2023 by Bret Taylor and Clay Bavor, Sierra builds AI agents that enterprises deploy for customer service across voice, chat, email, and WhatsApp; the agents connect to backend systems such as CRM and order management so they can complete a task like processing a return or filing an insurance claim rather than only answering questions. Its distinguishing choice is pricing: customers are billed on outcomes, paying when an agent resolves a conversation or saves a cancellation, and in most cases owing nothing when a conversation goes unresolved. Sierra does not publish rates and sells through enterprise contracts that generally include setup and integration work, so it fits large organizations with the backend complexity and budget to justify a custom deployment.

Sources Sierra - Product overview (vendor) · Sierra - Outcome-based pricing for AI Agents (vendor blog) · TechCrunch - Bret Taylor's Sierra raises $350M at a $10B valuation · Featurebase - Sierra AI Pricing 2026

What sets it apart Fin, its built-in AI agent, is priced on outcomes: $0.99 per resolution, billed only when Fin resolves the issue or completes a configured action, instead of per conversation or per seat

Best for SMB through enterprise support teams that want an AI agent for automated resolution built into a helpdesk, shared inbox, and multichannel messaging, rather than a standalone bot bolted onto separate ticketing · Pricing model Per-seat subscription plus usage-based AI charges. Seats: Essential $29, Advanced $85, Expert $132 per seat/month on annual billing (higher on monthly). Fin AI Agent adds $0.99 per resolution/outcome on top of any seat plan. 14-day free trial; no permanent free tier.

Intercom is a customer support platform combining a helpdesk, shared inbox, and multichannel messaging with an AI agent called Fin that answers customer questions and can execute configured workflows. Its pricing separates the two: human seats are billed across Essential, Advanced, and Expert tiers starting at $29 per seat each month on annual billing, while Fin is charged at $0.99 per resolution and only when it resolves an issue or completes a defined action. That outcome-based model for the AI agent, rather than per-conversation or flat automation pricing, is what most distinguishes it. It suits SMB and larger support teams that want AI deflection layered onto a conventional ticketing and live-chat workflow.

Sources Intercom - Pricing · Intercom - Homepage · Fin AI Agent - Pricing · Featurebase - Intercom Pricing 2026