Hello Agents vs Presto Voice

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-18
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At a glance

DimensionHello AgentsPresto Voice
PricingFree (open-source)Contact-based (custom enterprise quote)
Target AudienceDevelopers & AI learnersQSR chains with drive-thrus
Primary FunctionEducational tutorial on building AI agentsDrive-thru voice AI automation & upselling
DeploymentSelf-paced learning, no deploymentCloud-based, integrates with POS/headsets
Key FeatureStep-by-step agent building with code examples95% non-intervention rate, upselling engine
Latest News ImpactNew agent tools like BlitzGraph (Jun 2026) – expanding ecosystemDairy Queen partnership (Apr 2026) – validated enterprise adoption

Presto Voice is a proven enterprise solution for QSR chains wanting to automate drive-thrus and boost revenue, backed by recent partnerships like Dairy Queen. Hello Agents is a free, open-source educational resource for developers learning to build AI agents from scratch. Choose Presto Voice if you need a ready-to-deploy commercial system; choose Hello Agents if you want to understand agent fundamentals and code your own.

Try Hello AgentsTry Presto Voice
Hello Agents
Hello Agents

Free 16-chapter Datawhale open-source tutorial that teaches you to build AI agents from scratch in Python, including your own HelloAgents framework.

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Presto Voice
Presto Voice

Presto Voice is drive-thru voice AI that takes QSR orders and upsells every car at the speaker post.

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Pricing
Free
Contact Sales
Plans
$0
—
Popularity
18 views
7.5k views
Skill Level
Beginner-friendly
Intermediate
API Available
Platforms
Web
API
Categories
🕸️ Agent Frameworks & Orchestration🔬 Research & Education
🍽️ Restaurant & Hospitality☎️ Voice AI Agents & Phone Automation
Features
16-chapter open-source tutorial on building AI agents from scratch
Hands-on Python implementation of ReAct, Plan-and-Solve and Reflection
Build your own HelloAgents framework on the OpenAI native API
Memory systems, retrieval and RAG integration (chapter eight)
Context engineering for sustained multi-turn agent interaction (chapter nine)
Agent communication protocols explained: MCP, A2A, ANP (chapter ten)
Agentic RL training pipeline from SFT to GRPO (chapter eleven)
Agent performance evaluation with core metrics, benchmarks and frameworks
Walkthroughs of low-code agent platforms: Coze, Dify, n8n (chapter five)
Mainstream framework practice: AutoGen, AgentScope, LangGraph (chapter six)
Project: smart travel assistant with MCP and multi-agent collaboration
Project: automated deep-research agent reproduction and analysis
Project: cyber town multi-agent social simulation
Community Extra-Chapter with agent interview questions and answers
Complete companion code in the repository code folder
Automated drive-thru order taking via voice AI at the speaker post
Continuous upselling of add-ons and specials to raise average order value
Runs a spectrum of Voice AI approaches rather than a single model
Vendor-published up to 95% non-intervention rate on drive-thru orders
Vendor-published up to 88% upsell offer rate
Vendor-published up to 6% monthly incremental revenue increase
24/7 drive-thru ordering availability
Installation at scale without disrupting live drive-thru lanes
POS and headset provider integration handled by Presto
Available through the Toast Partner Ecosystem (Sept. 21, 2026)
Managed deployment with ongoing vendor support
ROI reporting across non-intervention, upsell, and revenue lift
Nationwide rollout experience at Wienerschnitzel, Taco John's, and Dairy Queen
15+ years of restaurant drive-thru automation experience since 2008
$10M raise (Sept. 28, 2026) funding Voice AI deployments
Integrations
Toast

What real users say: Hello Agents vs Presto Voice

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

Hello Agents

62 mentions across 4 sources · 21% positive — critical (averaged across 4 sources)

YouTube, Bluesky, GitHub, Lemmy

What users praise

  • • Free and open-source with permissive license.
  • • Covers agent fundamentals from scratch without platform lock-in.
  • • Hands-on code examples and real projects.
  • • Large, active Datawhale community on GitHub (66,922 stars).

What frustrates them

  • • Frequent code errors and broken examples in early chapters.
  • • Cloud services (Neo4j, Qdrant) often misconfigured out of the box.
  • • No official support or dedicated forum for troubleshooting.
  • • Some chapters timeout with popular LLMs due to no tool calls.

Researched Jul 18, 2026

Presto Voice

37 mentions across 3 sources · 32% positive — critical (weighted across 3 sources)

YouTube, App Store, Lemmy

What users praise

  • • Handles POS and headset integration itself, so voice AI goes live in an active lane without pausing service
  • • Built specifically for multi-location QSR franchise groups, not single shops or dine-in concepts
  • • Continuous upselling of add-ons and specials on every transaction targets average-order-value lift
  • • 24/7 drive-thru ordering availability removes the labor constraint of shift coverage at the speaker post

What frustrates them

  • • Almost no independent, on-topic community reviews — the dataset is dominated by unrelated same-name products
  • • Vendor-published KPIs (95% non-intervention, 88% upsell, 6% lift) lack third-party verification
  • • Won't hand over the model to tune, which blocks teams that want to own and iterate on the voice stack
  • • Only Toast is documented as a named POS integration in the available data

Researched Oct 14, 2026

Who should pick which

  • QSR chain operator
    Pick: Presto Voice

    Presto Voice is built for drive-thru automation with proven results (95% autonomy, upselling boost) and integrates with existing POS/headsets. Recent Dairy Queen deal confirms scalability.

  • Solo developer learning AI agents
    Pick: Hello Agents

    Hello Agents is a free, practical tutorial that covers agent fundamentals from scratch. No cost, code-first approach ideal for self-study.

  • Franchise network manager
    Pick: Presto Voice

    Presto Voice offers unified menu management and easy multi-location scaling, critical for franchise consistency. ROI metrics help justify investment.

  • AI researcher exploring agent architectures
    Pick: Hello Agents

    The open-source tutorial provides foundational knowledge on planning, memory, and multi-agent patterns without vendor lock-in.

  • Small restaurant owner with single location
    Pick: Hello Agents

    Presto Voice likely too expensive and enterprise-focused; Hello Agents can help understand automation basics to build custom solutions later.

Frequently Asked Questions

Hello Agents vs Presto Voice: which should you choose?

Presto Voice is a proven enterprise solution for QSR chains wanting to automate drive-thrus and boost revenue, backed by recent partnerships like Dairy Queen. Hello Agents is a free, open-source educational resource for developers learning to build AI agents from scratch. Choose Presto Voice if you need a ready-to-deploy commercial system; choose Hello Agents if you want to understand agent fundamentals and code your own.

Can I use Presto Voice without contacting sales?

No, Presto Voice requires contacting their team for pricing and setup. There is no self-service or free tier.

Is Hello Agents a complete product I can deploy?

No, Hello Agents is an educational tutorial series. It teaches you how to build agents but does not provide a deployable product.

Which tool is better for increasing drive-thru revenue?

Presto Voice, specifically designed for drive-thru upselling with measurable ROI (up to 6% revenue lift).

Does Hello Agents cover multi-agent systems?

Yes, the tutorial includes a section on multi-agent collaboration patterns.

Does Presto Voice integrate with ElevenLabs?

Yes, it uses a spectrum of voice models including ElevenLabs for natural speech.

What is the latest news about Presto Voice?

Dairy Queen partnered with Presto in April 2026 to deploy voice AI in their drive-thrus.

Is Hello Agents updated regularly?

Yes, the project is maintained by Datawhale community with periodic content updates.

Can I use Presto Voice for phone ordering?

Yes, Presto Voice includes phone ordering automation in addition to drive-thru.

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Explore each tool further

Hello Agents
View Hello Agents reviewHello Agents alternatives
Presto Voice
View Presto Voice reviewPresto Voice alternatives

Browse these categories

Best AI Agent Frameworks & Orchestration toolsBest AI Restaurant & Hospitality toolsBest AI Research & Education toolsBest AI Voice AI Agents & Phone Automation tools
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Last reviewed: July 3, 2026