Adk Samples vs Presto Voice
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | Adk Samples | Presto Voice |
|---|---|---|
| Pricing | Free (open source) | Contact sales (enterprise) |
| Primary use case | Agent development kit examples for developers | Drive-thru voice AI for QSR chains |
| Target audience | Developers, engineering teams | QSR chains, franchise networks |
| Key feature differentiator | Multi-agent collaboration, graph workflows | 95% non-intervention rate, upselling engine |
| Integrations | Gemini, Claude, Ollama, Google Cloud | ElevenLabs, POS, headset systems |
| Deployment | Local or cloud via ADK | On-premise/cloud for drive-thru |
These tools serve completely different needs: Presto Voice is an enterprise voice AI for QSR drive-thrus focusing on revenue, while Adk Samples is a free developer resource for learning agent frameworks. Buyers should choose based on whether they need a restaurant automation solution or agent prototyping tools.

Runnable example agents for Google's Agent Development Kit (ADK), covering graph workflows, multi-agent teams, and agents-cli deployment.
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Presto Voice is drive-thru voice AI that takes QSR orders and upsells every car at the speaker post.
Visit WebsiteWhat real users say: Adk Samples 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.
Adk Samples
8 mentions across 2 sources · 40% positive — mixed (averaged across 2 sources)
Hacker News, Lemmy
What users praise
- • CaMeL agent demo shows real-world prompt injection defense practical.
- • Multi-agent collaborative examples illustrate ADK's graph workflow capabilities well.
- • Free and open source—no paywall to access code.
- • Covers integration with multiple models: Gemini, Claude, Ollama, vLLM.
What frustrates them
- • Very little community discussion or third-party feedback available.
- • Not suitable for production use without significant adaptation.
- • ADK itself is niche and less proven than alternatives like LangChain.
- • Documentation is sparse—some samples lack detailed explanations.
Researched Jul 3, 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 operatorPick: Presto Voice
Presto Voice is built for drive-thru automation with upselling and POS integration, directly addressing revenue and efficiency needs of QSR chains.
- Developer prototyping agentsPick: Adk Samples
Adk Samples provides ready-to-run examples of multi-agent and graph workflows, ideal for learning ADK and integrating with Gemini/Claude.
- Franchise network decision-makerPick: Presto Voice
Presto Voice offers scalable deployment and menu unification across locations, which is critical for franchise consistency.
- Team evaluating agent frameworksPick: Adk Samples
Adk Samples demonstrates ADK's capabilities with real code, helping teams assess fit for production agent systems.
- Small independent restaurantPick: Adk Samples
Neither tool is ideal, but Adk Samples is free and could be adapted for simple automation, whereas Presto Voice is enterprise-oriented.
Frequently Asked Questions
Adk Samples vs Presto Voice: which should you choose?
These tools serve completely different needs: Presto Voice is an enterprise voice AI for QSR drive-thrus focusing on revenue, while Adk Samples is a free developer resource for learning agent frameworks. Buyers should choose based on whether they need a restaurant automation solution or agent prototyping tools.
Can Presto Voice be used for phone ordering?
Yes, Presto Voice includes phone ordering automation alongside drive-thru capabilities.
Does Adk Samples require Google Cloud to run?
No, samples can run locally, but cloud integrations (e.g., Gemini, Cloud Run) require Google Cloud.
What is the non-intervention rate claimed by Presto Voice?
Presto Voice achieves up to 95% non-intervention rate on orders, meaning 95% of orders are handled without staff.
Is Adk Samples production-ready?
No, it's a set of samples and demos intended for learning and prototyping, not production deployment.
What AI models do these tools support?
Presto Voice uses a spectrum including ElevenLabs; Adk Samples supports Gemini, Gemma, Claude, Ollama, vLLM, and more.
Do these tools integrate with each other?
No, they are unrelated; Presto Voice is a product, Adk Samples is a developer resource for a different platform.
How do I get pricing for Presto Voice?
Contact Presto Voice sales via their website; pricing is not publicly listed.
Can Adk Samples be used to build a drive-thru AI?
Technically it provides building blocks for agent workflows, but it lacks drive-thru-specific features like POS integration.
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Last reviewed: July 3, 2026