Best Siena AI alternatives
AI agents that resolve customer service tickets for e-commerce and consumer brands across email, chat and social, with the brand's own voice and policies.
Last updated October 27, 2026
Top Siena AI alternatives on usedby: Intercom, Cognigy, and Sierra. Siena AI has 36 public customers on usedby. 45 other tools of the same or a competing category, from other vendors, have public customers.Latest check Oct 27, 2026: 928 of 937 public lines checked. Every public proof counts as a customer, from case studies to job posts. The proof level stays visible: confirmed (a case study, a press release), observed (the vendor’s customer page), signal (a job post, the weakest proof).
Ranked by public customers
Tools of the same or a competing category, from another vendor. Open a row for its customers, sources and facts; shared customers never set the order.
1
IntercomAI-first customer service platform126customers126 customers: 36 confirmed, 78 observed, 4 job-post signals.
Customers include Atlassian, Intercom, and Frame.io.
No company is listed on both Intercom and Siena AI yet.
Free trial or free plan available. Source
Source: intercom.com, latest capture Oct 24, 2026.
2
CognigyAI agents for contact centers across voice and digital channels, part of NiCE since 202557customers57 customers: 32 confirmed, 24 observed.
Customers include Toyota, Bayer, and Bosch.
No company is listed on both Cognigy and Siena AI yet.
Source: cognigy.com, latest capture Oct 24, 2026.
Cognigy.AI’s low-code platform is the ideal solution. We don't need extensive programming knowledge to operate and to further develop the technology. The implementation was fast, allowing us to focus on an elaborate phone bot that would be available quickly for our customers.
Dr. Marc Kaninke, Chief Financial and IT Officer, Rentenbank. Source 3
SierraConversational AI agent platform for enterprise customer service across chat, voice, email and messaging.53customers53 customers: 35 confirmed, 18 observed.
Customers include SoftBank, ADT, and Airtable.
No company is listed on both Sierra and Siena AI yet.
Source: sierra.ai, latest capture Oct 25, 2026.
The difference between trying to help a customer who is already frustrated because they’ve been waiting 24 or 48 hours, versus a customer whose live chat you picked up right away, is substantial
Alexandra McNab, Chief Operating Officer, Bared Footwear. Source 4
SanasReal-time speech AI for contact centers: accent translation, language translation and noise cancellation.51customers51 customers: 21 confirmed, 30 observed.
Customers include Robinhood, SoFi, and Alorica.
Largest industry on usedby: IT Services & System Integration, 19 customers.
No company is listed on both Sanas and Siena AI yet.
Source: sanas.ai, latest capture Oct 24, 2026.
A lot of the partners that started using Sanas on the program have gotten better in terms of NPS, and we have seen a huge drop in complaints as it relates to accent or agents being misunderstood. That goes for all of the regions we support: the Philippines, Cairo and India.
Associate Director, VXI, Associate Director, VXI. Source 5
TidioCustomer service chat platform with Lyro, an AI agent that resolves questions and captures leads50customers50 customers: 41 confirmed, 9 observed.
Customers include Adjoe, ADT Security, and Axioma.
No company is listed on both Tidio and Siena AI yet.
Pricing: free plan and paid tiers. Source Free trial or free plan available. Source
Source: tidio.com, latest capture Oct 25, 2026.
By implementing Lyro AI, we automated responses to simple, frequently asked questions. This improved response times and freed up our consultants to dedicate their expertise to cases that require a more personalized approach.
Marta Żuchowska, Customer Care Coordinator at Your KAYA, Your KAYA. Source 6
TalkdeskCloud contact center platform that combines human agents with AI agents for customer service49customers49 customers: 27 confirmed, 20 observed, 1 job-post signal.
Customers include Canon, Orange, and United Rentals.
No company is listed on both Talkdesk and Siena AI yet.
Free trial or free plan available. Source
Source: talkdesk.com, latest capture Oct 25, 2026.
It’s very important to test it in pilot and see how the customer reacts with this technology
María Jesús Martínez, Director, Strategy & Sales, Orange. Source 7
AssembledSupport operations platform with AI agents, agent copilot and workforce management for human, BPO and AI teams.44customers44 customers: 20 confirmed, 20 observed, 4 job-post signals.
Customers include Autodesk, Canva, and HubSpot.
No company is listed on both Assembled and Siena AI yet.
Pricing: published paid tiers. Source
Source: assembled.com, latest capture Oct 24, 2026.
It shifted once they realized the AI wasn't replacing them — it was giving them time back to focus on more strategic or complex issues
Lesley Ong, Director of Infrastructure and Strategic Planning, Flexcar. Source 8
DecagonAI concierge agents that resolve customer service conversations across voice, chat and email.43customers43 customers: 20 confirmed, 23 observed.
Customers include Mercado Libre, Chime, and Duolingo.
No company is listed on both Decagon and Siena AI yet.
Source: decagon.ai, latest capture Oct 24, 2026.
The Decagon team has been exceptional in helping us build a customer support function that can scale with our business.
Jordan Schenck, President and COO, Flashfood. Source 9
DialpadAI-native communications platform with AI agents, contact center, sales calling and business phone.42customers42 customers: 23 confirmed, 19 observed.
Customers include Crunchbase, Quora, and Austin FC.
No company is listed on both Dialpad and Siena AI yet.
Source: dialpad.com, latest capture Oct 24, 2026.
Dialpad is part of the company culture at Camino Financial.
Tania Cardenas, Senior Sales and Operations Manager, Camino Financial. Source 10
LivePersonConversational AI platform for enterprise messaging and voice, acquired by SoundHound AI in 202642customers42 customers: 14 confirmed, 28 observed.
Customers include HSBC, Bupa, and KDDI.
No company is listed on both LivePerson and Siena AI yet.
Source: liveperson.com, latest capture Oct 24, 2026.
With LivePerson, Hello Zurich, and all the technology that we’re employing, it allows us to give customers more choice, be more proactive, and assess claims faster.
Helen Rogers, Head of Claims Digital Experience, Zurich UK, Zurich. Source
More AI agents for customer service tools on usedby
Same or competing category, from another vendor, after the ranking above: fewer public customers.
We know, it can be a challenge to scale customer support. Our answer? @Intercom – who has helped us deliver fast response times + maintain that competitive edge with its open platform and collaboration features.Siena AI and its top alternatives, side by side
Public customers at every proof level, and what each vendor states on its own pages. “Not checked yet” means usedby has no verified value; the vendor may publish it.
| Tool | Customers | Largest industry | Pricing | Free trial | Security |
|---|---|---|---|---|---|
| Siena AI | 36 | No clear lead | Not checked yet | Not checked yet | Not checked yet |
| Intercom | 126 | No clear lead | Not checked yet | Yes Source | SOC 2 Type II, HIPAA, ISO 27001 and 3 more Source |
| Cognigy | 57 | No clear lead | Not checked yet | Not checked yet | ISO 27001, ISO 27701, ISO 42001 and 3 more Source |
| Sierra | 53 | No clear lead | Not checked yet | Not checked yet | Not checked yet |
| Sanas | 51 | IT Services & System Integration | Not checked yet | Not checked yet | PCI DSS, HIPAA, SOC 2 (type not stated) and 3 more Source |
| Tidio | 50 | No clear lead | free plan and paid tiers Source | Yes Source | SOC 2 (type not stated) Source |
Best Siena AI alternative by industry
In the industries where Siena AI has the most customers, the alternative with the most customers of its own there (at least three).
- E-commerce & D2C
Kustomer10 customersSiena AI: 6 - Fashion & Apparel
Gorgias16 customersSiena AI: 6 - Beauty & CosmeticsTidio7 customersSiena AI: 3
- Consumer Goods
Blip6 customersSiena AI: 2
Questions about Siena AI alternatives
What are the best Siena AI alternatives?
Ranked by their public customers on usedby: Intercom (126 customers), Cognigy (57 customers), and Sierra (53 customers). See who uses Intercom.
Which Siena AI alternatives offer a free trial?
Intercom, Tidio, and Talkdesk offer a free trial or a free plan, according to their own pricing pages.
What is the best Siena AI alternative for E-commerce & D2C companies?
Kustomer, with 10 customers in E-commerce & D2C on usedby. Siena AI has 6 there. E-commerce & D2C companies on usedby.
What is the best Siena AI alternative for Fashion & Apparel companies?
Gorgias, with 16 customers in Fashion & Apparel on usedby. Siena AI has 6 there. Fashion & Apparel companies on usedby.
Do Siena AI customers use other tools too?
None of the 36 Siena AI customers on usedby is listed with another tool on this list yet.
How does usedby rank Siena AI alternatives?
Only tools of the same or a competing category, from another vendor, count. They are ranked by their public customers at every proof level, job posts included; a tie goes to the stronger proofs (more confirmed, then more observed). Each tool shows its mix: confirmed (a case study, a press release), observed (the vendor’s customer page), signal (a job post, the weakest proof). Shared customers are shown for information and never set the order. Tools of other categories that the same companies use are listed apart, as tools used with Siena AI. usedby does not publish departures, so no company is shown switching from Siena AI to another tool.