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SierraSierra · digital-employeevsDecagonDecagon · digital-employee

The two flagship AI customer-service employees. Sierra sells outcome-priced resolution for large consumer brands; Decagon sells agent tooling with engineering-grade controls (AOPs) for the support ops team.

agentlist.io · spec diff · verified 2026-09-25 — list prices only, not benchmarks

SEC.01

Spec diff

SierraDecagon
vendorSierraDecagon
categorydigital-employeedigital-employee
interfaceschat · voice · apichat · voice · api
hostingcloudcloud
pricingOutcome-based (per resolved conversation); enterprise contractsEnterprise; per-resolution or per-conversation pricing — quote-based
statusactively maintainedactively maintained
also known asSierra AgentDecagon AI
SEC.02

Pick which

pick Sierra if

You want a branded, fully managed agent at a large consumer brand and prefer outcome-based pricing.

pick Decagon if

You want your support-ops team writing and auditing the procedures the agent follows.

watch out

Both are enterprise contracts — the real comparison is containment quality on your ticket mix, so pilot on the same corpus.

SEC.03

Feature notes

  • Sierra
  • 01Chat + voice support
  • 02Takes real actions (refunds, changes)
  • 03Brand-specific voice + policies
  • 04Outcome-based pricing
  • 05Agent OS authoring platform
  • 06Enterprise guardrails
  • Decagon
  • 01Chat, email + voice coverage
  • 02Agent Operating Procedures (AOPs)
  • 03Escalation + handoff controls
  • 04Support analytics
  • 05Transparent reasoning logs
  • 06Per-resolution pricing
FAQ

Frequently asked

Sierra or Decagon — which should I pick?

The two flagship AI customer-service employees. Sierra sells outcome-priced resolution for large consumer brands; Decagon sells agent tooling with engineering-grade controls (AOPs) for the support ops team. Pick Sierra if: You want a branded, fully managed agent at a large consumer brand and prefer outcome-based pricing. Pick Decagon if: You want your support-ops team writing and auditing the procedures the agent follows.

Is Sierra or Decagon cheaper?

Sierra: Outcome-based (per resolved conversation); enterprise contracts. Decagon: Enterprise; per-resolution or per-conversation pricing — quote-based. List prices as of 2026-09-25; usage pools and seat terms change the real cost.

Does Sierra or Decagon run locally?

Sierra hosting: cloud. Decagon hosting: cloud. Interfaces differ too: Sierra exposes chat/voice/api, Decagon exposes chat/voice/api.

Are Sierra and Decagon still maintained?

Sierra: actively maintained. Decagon: actively maintained. Statuses are re-verified each catalog refresh (2026-09-25); see the changelog for the full history.

ALT

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