Decagon vs Thena: Which Is Better in 2026?

Decagon builds AI-powered customer support agents that can resolve customer issues end to end, going far beyond scripted chatbots to handle real, complex support conversations. Designed for businesses that field large volumes of customer questions, Decagon's agents understand customer intent, pull accurate answers from the company's knowledge, take actions in connected systems, and resolve tickets autonomously — freeing human agents to focus on the most complex and valuable interactions.

The platform's strength is in delivering AI support that's both capable and trustworthy. Decagon's agents learn from a company's knowledge base, past tickets and systems to answer accurately and on-brand, and they can perform real actions — issuing refunds, updating orders, looking up account details — by integrating with the tools support teams rely on. Crucially, it gives businesses visibility and control over how the AI behaves, with the ability to monitor, guide and improve the agents over time, which is essential for deploying AI confidently in customer-facing support.

Decagon targets companies — particularly those with high support volumes — that want to dramatically improve efficiency and response times while maintaining quality. By resolving a large share of routine and even moderately complex tickets automatically, it reduces costs and wait times while letting human agents concentrate where they add the most value. As AI proves increasingly capable of handling genuine support work, and as customers expect instant, accurate help, AI support platforms are becoming a major category. Decagon has emerged as a notable player with strong traction among modern companies. For businesses that want to deploy AI support agents that actually resolve customer issues — reliably, on-brand and at scale — Decagon offers a powerful, purpose-built and increasingly proven solution.

Thena is a customer support and operations platform built for B2B companies that support their customers through shared Slack and Microsoft Teams channels. As more B2B relationships move communication into Slack Connect and Teams channels, support requests, questions and issues increasingly come through chat rather than traditional ticketing — and managing that effectively is hard. Thena turns these conversations into a structured, trackable, AI-assisted support workflow, so nothing gets missed and teams can deliver excellent, organized support where their customers actually talk to them.

The platform sits on top of your shared channels and helps you manage them like a real support operation: detecting and tracking requests, assigning and prioritizing them, ensuring timely responses, and giving visibility into what's happening across all your customer channels. It uses AI to help triage and respond, surface insights, and reduce the manual overhead of keeping up with many conversations. By bringing ticketing-like structure and intelligence to chat-based support, Thena solves a real problem for B2B teams whose customers expect to reach them in Slack or Teams but who need the accountability and tracking of a proper support system.

Thena is aimed at B2B SaaS companies and others whose customer relationships and support happen heavily in shared messaging channels, and who want to manage that professionally rather than letting requests slip through informal chats. It connects to the broader support and CRM stack so customer context and data flow where they're needed. As B2B communication continues shifting into Slack and Teams, and as AI makes managing those conversations smarter, platforms that bring order and intelligence to channel-based support are increasingly valuable. For B2B companies that support customers in Slack or Teams and want a structured, AI-assisted way to manage it, Thena offers a focused, modern and genuinely useful solution.