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Comparison · Support

Hatz AI vs Plain

A side-by-side editorial comparison of Hatz AI and Plain — release velocity, themes, recent moves, and the top alternatives to consider.

Hatz AI vs Plain: at a glance

FeatureHatz AIPlain
SectorSupportSupport
Velocity score6.36.3
Sparks · 30d11
Top themesmsp, model-gateway, governance, phone-agentscustomer-support, ai-agents, automation, slack
Last editorial update1d ago1d ago
WebsiteVisit →

What is Hatz AI?

Hatz AI is building a governed, white-label AI layer for managed service providers

Hatz AI's recurring themes are multi-tenant governance, a broad model gateway, and voice/phone agents. Recent releases added Claude Sonnet 5 and seven more models, per-role model restrictions, usage-based billing, and agents embedded in workflows, alongside steady phone-agent features like multi-department routing and post-call workflows. Model availability also swings with external compliance — Fable 5 was added, then disabled under a US government directive.

Read the full Hatz AI trajectory →

What is Plain?

Plain is rebuilding customer support around autonomous agents Ari and Sidekick

Plain has moved from a support inbox into an AI-native platform anchored by two agents: Ari, which drafts and sends grounded replies, and Sidekick, an assistant that now takes actions across connected tools. Recent releases center almost entirely on expanding what these agents can do and where they run, with inbox mechanics playing a supporting role.

Read the full Plain trajectory →

Hatz AI vs Plain: editorial side-by-side

H
Hatz AI
SUPPORT
6.3

Hatz AI is building a governed, white-label AI layer for managed service providers

◆ Current state

Hatz AI's recurring themes are multi-tenant governance, a broad model gateway, and voice/phone agents. Recent releases added Claude Sonnet 5 and seven more models, per-role model restrictions, usage-based billing, and agents embedded in workflows, alongside steady phone-agent features like multi-department routing and post-call workflows. Model availability also swings with external compliance — Fable 5 was added, then disabled under a US government directive.

◆ Where it's heading

The direction is a governed, white-label AI layer for MSPs: admins control which models and integrations each tenant and role can use, billing is moving to usage-based, and agents are being pushed into both workflows and phone channels. The sustained phone-agent investment suggests voice is a growing pillar next to chat and workflow automation.

◆ Prediction

Expect more tenant- and role-level governance, deeper phone-agent automation, and continued rapid model onboarding gated by admin controls.

P
Plain
SUPPORT
6.3

Plain is rebuilding customer support around autonomous agents Ari and Sidekick

◆ Current state

Plain has moved from a support inbox into an AI-native platform anchored by two agents: Ari, which drafts and sends grounded replies, and Sidekick, an assistant that now takes actions across connected tools. Recent releases center almost entirely on expanding what these agents can do and where they run, with inbox mechanics playing a supporting role.

◆ Where it's heading

The arc is consistent: Plain is pushing its agents from suggestion toward action, and from the Plain UI outward into Slack and third-party tools. Each release widens the agent's authority (drafting to acting) and its surface (composer to Slack to connected tools).

◆ Prediction

Expect Sidekick's action-taking to deepen with more tools and more autonomous workflows, and Ari's autonomous handling to keep expanding, consistent with the steady cadence of agent-capability releases in these entries.

Alternatives to Hatz AI and Plain

Other Support products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Hatz AI or Plain.

See all Hatz AI alternatives → · See all Plain alternatives →

Recent activity from Hatz AI and Plain

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 20h agoHatz AIPhone Agent Caller Memory and Business Hours, Smarter Auto-LLM Routing, Human-In-The-Loop Agents
  2. 2d agoHatz AIClaude Sonnet 5, 7 New LLMs, Microsoft 365 Improvements
  3. 2d agoPlainPass thread fields through the chat widget
  4. 3d agoPlainSidekick can now take actions across connected tools
  5. 7d agoHatz AIBlock Model by Role, Agents in Workflows, Usage Based Billing, Phone Agent Warm Transfer
  6. 8d agoPlainPause a thread indefinitely
  7. 9d agoPlainAPI keys can link existing Linear issues to threads
  8. 15d agoHatz AIMulti-Department Phone Routing and Built-in Tool Controls
  9. 15d agoPlainSidekick is now available in Slack
  10. 16d agoPlainSix improvements to Ari's response judgment
  11. 20d agoHatz AIClaude Fable 5 Disabled
  12. 21d agoHatz AIPhone Agents Post-Call Workflows, Role-Based Integration and Custom MCP Control, Re-run Workflow from Any Step, Integration and Custom MCP Default Settings for Tenant Templates, Outlook Attachment Support

Frequently asked questions

What is the difference between Hatz AI and Plain?

They serve adjacent needs but don't currently overlap on shipped themes. Hatz AI and Plain are shipping at a similar cadence (velocity 6.3 vs 6.3, both within Sparkpulse's "active" band). See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is Hatz AI better than Plain?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Hatz AI and Plain are shipping at a similar cadence (velocity 6.3 vs 6.3, both within Sparkpulse's "active" band). For your specific use case, the alternatives sections above list other Support products to evaluate alongside.

What are the best alternatives to Hatz AI?

Top Hatz AI alternatives in Support are ranked by recent ship velocity. Browse the "Hatz AI alternatives" section above for the current picks, or visit /alternatives/hatz-ai for the full list with editorial commentary on each.

What are the best alternatives to Plain?

Top Plain alternatives in Support are ranked by recent ship velocity. Browse the "Plain alternatives" section above for the current picks, or visit /alternatives/plain for the full list with editorial commentary on each.