Enterprise "Agent OS" with trust, memory, and multi-agent coordination — built by ex-Atlassian CTO.
Tool useMemoryRAGMulti-agent
Dust vs Sierrawhich AI ops agent should you pick in 2026?
"Multiplayer AI" — shared, governed company-wide agents across your stack.
Tool useMemoryRAGMulti-agent
Dust vs Sierra — specs
| Spec | Dust | Sierra |
|---|---|---|
| Agent Rank | 77 / 100 (A) | 78 / 100 (A) |
| Autonomy | Semi-autonomous | Autonomous |
| Pricing | Subscription · from $29 | Subscription · Free tier |
| Open source | No | No |
| Capabilities | Tool use, Memory, RAG, Multi-agent | Voice, Tool use, Memory, RAG |
| Integrations | 5 apps | 3 apps |
| Verified | — | Verified |
| Released | Mar 2025 | Feb 2025 |
Agent Rank breakdown
Dust
Agent Rank
77/ 100
- Autonomy
- 8
- Capabilities
- 8
- Integrations
- 10
- Pricing
- 7
- Polish
- 7
- Verifiability
- 6
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Sierra
Agent Rank
78/ 100
- Autonomy
- 9
- Capabilities
- 8
- Integrations
- 6
- Pricing
- 9
- Polish
- 5
- Verifiability
- 10
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Pros & cons
Dust
Pros
- +"Multiplayer AI" — shared, governed workspaces designed for company-wide use
- +$40M Series B (Sequoia, Snowflake, Datadog) signals strong enterprise validation
- +Deepest connector library among agent platforms (Slack/Notion/GitHub/Salesforce/GDrive)
Cons
- −French roots — strongest support in EU/UK time zones
- −Higher per-seat pricing than Glean for read-only retrieval use cases
- −Custom agent authoring requires technical user (less low-code than Gumloop)
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
Dust
Free
Free
Individuals
- +1 workspace
- +3 agents
- +GPT-4o + Claude 3.5
Recommended
Pro
$29/seat/mo
Teams
- +Unlimited agents
- +All integrations
- +Custom data sources
Enterprise
Custom
Large orgs
- +SSO + audit
- +Custom retention
- +Dedicated tenants
Sierra
Recommended
Branded agent
Custom
Enterprise
- +Voice + chat
- +Custom persona
- +White-glove implementation
- +SOC 2 II + HIPAA option
Which one should you pick?
Sierra
Pick Sierra if cost is the main constraint or if you want the highest autonomy and the verification loop is in place.
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Frequently asked
Should I pick Dust or Sierra in 2026?+
Pick Dust if its specific capabilities (Tool use, Memory) match what you need. Pick Sierra if cost is the main constraint or if you want the highest autonomy and the verification loop is in place. Most working teams running both can use Dust for primary work and Sierra for the workflows where its specific strengths matter.
What's the price difference between Dust and Sierra?+
Dust starts at Subscription · from $29; 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, Dust or Sierra?+
Sierra is the more autonomous of the two (Autonomous vs Semi-autonomous). Higher autonomy ships throughput faster but requires verification loops in place — see our autonomous-vs-copilot framing for when each tier wins.
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Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
GDPR-native multi-model AI workspace with built-in agent builder — Europe's Glean alternative.
Tool useMemoryRAGMulti-agent
Demo · hover to playVisual workflow automation with AI agents — drag-and-drop scenarios across 2,000+ apps.
Tool useMemoryMulti-agentDemo · hover to play
See more alternatives: alternatives to Dust · alternatives to Sierra
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