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Sardine vs Sierrawhich AI ops agent should you pick in 2026?

Agentic financial-crime ops — consolidates 11 fraud/KYC vendors, auto-reviews 40% of applications.

⚙️OpsAutonomousSubscription
Tool useMemoryRAGMulti-agent

Branded customer-facing agents from the founders of Salesforce + Google.

🎧SupportAutonomousSubscription
VoiceTool useMemoryRAG

Sardine vs Sierra — specs

SpecSardineSierra
Agent Rank67 / 100 (B)78 / 100 (A)
AutonomyAutonomousAutonomous
PricingSubscriptionSubscription · Free tier
Open sourceNoNo
CapabilitiesTool use, Memory, RAG, Multi-agentVoice, Tool use, Memory, RAG
Integrations4 apps3 apps
VerifiedVerified
ReleasedJan 2025Feb 2025

Categories: SardineOps · SierraSupport

Agent Rank breakdown

Sardine
Agent Rank
67/ 100
BB-tier
Autonomie
9
Fähigkeiten
8
Integrationen
6
Preise
4
Reife
7
Verifizierbarkeit
6

Automatisch berechnet aus Autonomie, Fähigkeiten, Integrationen, Preisen, Reife und redaktioneller Verifizierung. Bei jedem Deploy aktualisiert. Wie wird das berechnet?

Sierra
Agent Rank
78/ 100
AA-tier
Autonomie
9
Fähigkeiten
8
Integrationen
6
Preise
9
Reife
5
Verifizierbarkeit
10

Automatisch berechnet aus Autonomie, Fähigkeiten, Integrationen, Preisen, Reife und redaktioneller Verifizierung. Bei jedem Deploy aktualisiert. Wie wird das berechnet?

Pros & cons

Sardine
Pros
  • +$145M total (a16z) — top of the agentic financial-crime category
  • +Consolidates 11 fraud/KYC/AML vendors into one platform
  • +Auto-reviews 40% of monthly applications — major cost reduction
Cons
  • Enterprise focus — not priced for SMB fintechs
  • Regulatory complexity requires legal review per deployment
  • Best ROI requires existing high-volume transaction flow
Sierra
Pros
  • +Best-in-class for branded customer-facing agents (voice + chat parity)
  • +Concierge onboarding from one of the strongest teams in AI
  • +Indistinguishable-from-human quality in tier-1 deployments
Cons
  • Enterprise-only pricing — typical contracts $150–500k/year
  • Deployment is white-glove, not SaaS — multi-week setup
  • Overkill for SMB or mid-market support volumes

Pricing

Sardine
Growth
Individuell
Mid-market fintechs
  • +Fraud + AML core agents
  • +4 integrations
  • +Standard SLA
Empfohlen
Enterprise
Individuell
Large banks + fintechs
  • +Full agent suite
  • +Unlimited integrations
  • +Custom rules engine
Sovereign
Individuell
Regulated
  • +EU/US data residency
  • +On-prem option
  • +Dedicated CS
Sierra
Empfohlen
Branded agent
Individuell
Enterprise
  • +Voice + chat
  • +Custom persona
  • +White-glove implementation
  • +SOC 2 II + HIPAA option

Which one should you pick?

Sardine

Pick Sardine if its specific capabilities (Tool use, Memory) match what you need.

Try Sardine →
Sierra

Pick Sierra if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy.

Try Sierra →

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Frequently asked

Should I pick Sardine or Sierra in 2026?+

Pick Sardine if its specific capabilities (Tool use, Memory) match what you need. Pick Sierra if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy. Most working teams running both can use Sardine for primary work and Sierra for the workflows where its specific strengths matter.

What's the price difference between Sardine and Sierra?+

Sardine starts at Subscription; Sierra starts at Subscription · Free tier. Sierra is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.

Which is more autonomous, Sardine or Sierra?+

Both Sardine and Sierra are Autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.

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  • "Multiplayer AI" — shared, governed company-wide agents across your stack.

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Sardine vs Sierra (2026): which AI ops agent wins? · AI Agent Rank