Crescendo vs Sierra vs Decagon vs Fin AI Agent (formerly Intercom Fin)
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Crescendo
AI-native customer service platform priced on outcomes, not seats
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Sierra
Enterprise customer-experience agents, billed on outcomes rather than...
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Decagon
AI concierge agents for chat, email and voice, run on plain-language p...
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Fin AI Agent (formerly Intercom Fin)
Salesforce-owned AI support agent priced at $0.99 per resolved outcome
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| RECATOOLS Score | 6.8 / 10 | 7.2 / 10 | 7 / 10 | 7.3 / 10 |
| Capability | — | |||
| Value for money | — | |||
| Ease of use | — | |||
| ASEAN readiness | — | |||
| API quality | — | |||
| Pricing | Custom | Custom | Enterprise | Usage_based |
| Free tier | — | — | — | 14-day free trial, no credit card; eligible early-stage startups can apply for Fin through the startup programme |
| Paid from | Outcome-based pricing, quoted on request (no public price list) | Outcome-based, quoted on request (no published prices) | Not published — quoted on request after a demo | $0.99 per Fin outcome; $9.99 per qualification; 50-outcome monthly minimum on other helpdesks |
| Has API | ✗ | ✓ | ✓ | ✓ |
| Open source | ✗ | ✗ | ✗ | ✗ |
| Free to use | ✗ | ✗ | ✗ | ✗ |
| Users | — | More than 40% of the Fortune 50 as customers; company reported more than $150M ARR as of early 2026 | — | — |
| Founded | 2024 | 2024 | 2023 | 2011 |
| Maker | Matt Price, Anand Chandrasekaran, Andy Lee, Slava Zhakov | — | — | Salesforce, Inc. |
| Verdict | Crescendo is a serious option for mid-market and enterprise teams that want to hand over most of their support operation, not just add a chatbot. Outcome-based pricing and a guarantee tied to beating the incumbent shift... |
Sierra is the reference vendor for enterprise customer-service agents: one agent across chat, voice and messaging, tools for building agents from plain-English goals, long-running Horizon agents for sales and lending, an... |
Decagon is one of the best-funded vendors in AI customer service, and the product backs that up: plain-language AOPs that support leads can edit, testing and live experiments before changes ship, quality monitoring, and... |
Fin is one of the most mature AI support agents: it works across chat, email, voice and messaging, follows procedures, takes actions in other systems and runs on most major help desks, not just Intercom's. Per-outcome pr... |
| Full review → | Directory listing → | Directory listing → | Directory listing → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.