G
GAlhena AI vs Slang.ai
Pricing, features, platforms and who each one suits — side by side.
A
Choose Alhena AI if…
- you want a free plan to start with
- you're in its core audience: e-commerce brands, customer support teams
S
Choose Slang.ai if…
- you're in its core audience: restaurant owners, multi-location hospitality groups
Side by side
Feature Alhena AI Slang.ai
Pricing modelFreemiumPaid
Starting price$199/mo—
Free plan
Free trial
API
Open source
Data retention—Kept as long as necessary to provide Services or business purposes
AI voice/phone agent
Human handoff—
AI takes actions
Shopify/ecommerce data—
Live translation
PlatformsWebWeb
CategoryCustomer SupportCustomer Support
Rank in its category#10 of 12#12 of 12
CompanyHelix3 Labs, Inc.Gablex Inc. (d/b/a Slang.ai)
Based inUnited States—
Founded——
Part of——
What the free plans include
Alhena AI
- 25 conversations/mo
- 500 custom URLs / SKUs
- 1 AI profile
- Manual training frequency; AI-only support
Slang.ai
No free plan.
Key features
A
- Conversational product discovery with bundle and add-on suggestions
- Order cancellations, returns and appointment booking by AI agents
- Phone and SIP-line ready voice AI
- Support in 90+ languages
- Escalation to human agents with full context
- SKU-level tracking of products recommended by AI engines
- Revenue attribution and AI vs. human performance analytics
- Engagement across social comments, DMs and review platforms
S Slang.ai
- Answers restaurant phone calls with interruptible voice AI
- Reservation management with OpenTable, Resy, SevenRooms integrations
- 97 languages with automatic mid-call switching
- 20 premium voices and custom greetings
- VIP routing of frequent diners to staff
- Cross-selling reservations to sister locations
- Real-time alerts for private events and lost items
- Call recordings, summaries and quality review
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Alhena AI
Free$0
Essentials$199/mo billed annually
Growth$499/mo billed annually
Scale$999/mo billed annually
EnterpriseCustom
Slang.ai
CoreFrom $399 per location
PremiumFrom $599 per location
EnterpriseCustom
Strengths and limitations
Alhena AI
- Free plan includes 25 conversations a month with no credit card
- 14-day trial on Essentials, Growth and Scale
- 200+ integrations stated, including Shopify, Zendesk and Salesforce
- Spam, irrelevant queries and immediate human handoffs do not use conversation credits
- Listed paid plan prices require annual billing, charged upfront
- Credits reset each cycle and do not roll over
- Trial requires a payment method or Shopify billing approval, and billing starts automatically when it ends
- Security certifications are not named on the home page
Slang.ai
- Integrates with OpenTable, Resy, SevenRooms, Tripleseat and Yelp
- Supports 97 languages on Premium
- Starting prices published per location
- Vendor says setup takes under 30 minutes
- No free trial mentioned
- Billing period for listed prices not stated on the pricing page
- Built specifically for restaurants, not general businesses
- Superhost and 97-language support require the Premium plan
More comparisons
Other options to consider
GG
From $10/mo
R
RR
From $12/mo
S
SS
From $750/mo
Y
YAI agents that resolve ecommerce support tickets, pre-sale questions and social DMs
From $1200/mo
Y
From $1200/mo
Y
AI agents that resolve ecommerce support tickets, pre-sale questions and social DMs
Customer Support
I
IAI customer agent that resolves support, sales and ecommerce conversations
From $49.50/mo
I
From $49.50/mo
I
AI customer agent that resolves support, sales and ecommerce conversations
Customer SupportAPI
Z
ZZ
Free trial
Facts from each vendor's public pages, prices checked Oct 26, 2026. Editorial policy