Chatluna 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

DimensionChatlunaPresto Voice
PricingFree (open-source)Contact for pricing (enterprise)
Primary Use CaseMulti-model LLM chat plugin for KoishiDrive-thru voice AI for QSR chains
Target AudienceKoishi bot developers & power usersQSR chains & franchises
Integration EcosystemDeepseek, OpenAI, Gemini, Claude, KoishiPOS, headset systems, ElevenLabs
Key FeatureAgentic tool calling, MCP support, multimodal I/O95% non-intervention rate, upselling engine
DeploymentPlugin within Koishi frameworkOn-site, scalable for multi-location
Chatluna
Chatluna

Open-source Koishi plugin that adds multi-model LLM chat, agent tools and text/image/voice replies to your bot

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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
17 views
7.5k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
Plugin
API
Categories
🔀 Multi-Model AI Chat🕸️ Agent Frameworks & Orchestration🔌 MCP Servers & Agent Tooling
🍽️ Restaurant & Hospitality☎️ Voice AI Agents & Phone Automation
Features
Multi-model integration: DeepSeek, OpenAI, Google Gemini, Anthropic Claude and more
Additional adapters for Qwen, Dify, ChatGLM, iFlytek Spark, ERNIE, Hunyuan, Moonshot, Ollama, RWKV
Built on LangChain with a reusable model-service API for Koishi plugin developers
Agent mode with sandboxed tool execution, enabled by installing additional plugins
MCP (Model Context Protocol) support for external tool servers
Web search tool for real-time queries inside chat
Page browsing and arbitrary URL request tools
OpenAPI request tool for hitting documented endpoints
File read and write tools inside the agent sandbox
Scheduled task tool for timed agent runs
Koishi shell command execution tool
Text-to-image tool and simple audio generation tool
Deliberate-thinking and TODO tools for multi-step agent tasks
Group moderation (mute) tool and active memory tool
Per-group/per-room presets with render templates and world books
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
OpenAI
Google Gemini
Anthropic Claude
DeepSeek
通义千问 (Qwen)
Dify
智谱 (ChatGLM)
讯飞星火 (iFlytek Spark)
文心一言 (ERNIE)
混元大模型 (Hunyuan)
Moonshot
OpenAI Like
Ollama
RWKV
Koishi
Toast

What real users say: Chatluna 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.

Chatluna

No verifiable community signal. We scanned public discussion on Jul 28, 2026 and found posts matching the name “Chatluna”, but could not establish that they are about this product rather than something else sharing its name. Rather than publish a score built on the wrong subject, we publish none.

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

  • Solo founder
    Pick: Chatluna

    Chatluna is free, open-source, and easy to integrate with Koishi, letting a solo developer quickly build a multi-model chatbot without upfront costs.

  • QSR chain operator
    Pick: Presto Voice

    Presto Voice is designed for drive-thru automation at scale, with proven upselling (up to 6% revenue boost) and integrations with POS/headsets, as seen with Dairy Queen.

  • Koishi plugin developer
    Pick: Chatluna

    Chatluna integrates seamlessly into the Koishi ecosystem, offering agentic tools, MCP, and multi-model support via a low-code configuration.

  • Franchise network manager
    Pick: Presto Voice

    Presto's menu unification and easy multi-location deployment suit franchises needing consistent voice AI across sites with minimal disruption.

  • Hobbyist chatbot creator
    Pick: Chatluna

    Chatluna enables experimentation with various LLMs (OpenAI, Gemini, Claude) for free, plus multimodal I/O and web search, no vendor lock-in.

Frequently Asked Questions

Do I need Koishi to use Chatluna?

Yes, Chatluna is a plugin for the Koishi chatbot framework—you must have Koishi installed to use it.

Is Presto Voice suitable for a single-location restaurant?

Presto Voice targets QSR chains with multiple locations. Small independents may find the contact-based pricing prohibitive; it's not designed for single stores.

Can Chatluna handle images as input?

Yes, Chatluna supports multimodal image input processing via providers like Gemini and GPT-4V.

What upselling metrics does Presto Voice offer?

Customers have reported up to 6% monthly incremental revenue lift and 88% offer acceptance rates from its upselling engine.

Is Chatluna free forever?

Yes, Chatluna is open-source (CC-BY-SA-4.0) and free, but you pay for third-party LLM API usage if using providers like OpenAI.

Does Presto Voice integrate with ElevenLabs?

Yes, Presto Voice uses a spectrum of voice AI models including ElevenLabs for natural-sounding speech.

Can I add custom LLM providers to Chatluna?

Yes, Chatluna offers an extensible model adapter architecture, and the community contributes new platforms.

What recent partnerships does Presto Voice have?

In April 2026, Dairy Queen partnered with Presto for drive-thru voice AI, as per the LATEST NEWS.

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Last reviewed: July 3, 2026