Decagon

Category rank

Default order of every product in the category. The same fit model as the quiz, with no incumbent removed. Affiliates never move it. ↑ improved, ↓ fell, → held versus the last committed snapshot. The first snapshot is a baseline, so the arrow stays off until a rank moves.

• Decagon

  #21 of 30 in Customer supportBaseline Sep 22, 2026. The arrow shows when this rank moves.

Company news

Latest attributed press and M&A for Decagon. Intel, not a category rank.

• Jan 27, 2026 · Press · Decagon blog

  Decagon’s $250 million Series D

In an AI workflow

How each catalog product sits on an Afterstack leave path — replacing an incumbent stack, or working beside an AI-native one. Editorial flags only. This module does not change a category rank.

• Replaces the incumbent stack

  Decagon

  Decagon is in the AI-native crop for Customer support. On an Afterstack leave path it is a product you move to, in place of the incumbent system — not an assistant bolted on beside it.

  • Editorial AI-native score 9/10.
  • Catalog flags an AI assistant.
  • Catalog flags workflow automation.
  • Filed as a replacement for Zendesk, Intercom.

  Decagon profile · Take the Support quiz

Integrations and compliance

Catalog flags from the Afterstack briefing. Afterstack does not invent certifications.

• Decagon

  Integrations

  • Open API

  Compliance

  • SSO
  • SOC 2

Screenshots

No vendor-submitted or Afterstack-hosted screenshots for Decagon. Afterstack does not scrape third-party galleries. Claimed profiles never change a category rank.

Reviews

Published first-party Afterstack reviews only. Unpublished submissions stay off the page. Reviews never change a category rank. No published reviews yet.

Reviews hub

• Decagon

  Be the first to review Decagon. First-party Afterstack submissions only — Afterstack reviews never change quiz ranks.

  No published reviews yet

  Submissions stay unpublished until editorial review. Email is never shown.

  Leave a review

Funding and listing headlines

• Decagon raised $250 million Series D at a $4.5 billion valuation.

  As of Jan 27, 2026 · Decagon blog

  Source

• Decagon raised $131 million Series C at a $1.5 billion valuation.

  As of Jun 22, 2025 · Decagon blog

  Source

Executives and founders

Curated from public company pages. Roles go stale; confirm on the company site. Afterstack does not scrape professional networks.

• Jesse Zhang

  Co-founder & CEO

Press rail

• Jan 27, 2026 · Decagon blog

  Decagon’s $250 million Series D

  Primary source for the $250 million raise and $4.5 billion valuation.

Products on Afterstack

Decagon

Custom pricing

AI-Native

AI support agents for high-volume CX teams that still have a desk.

View profileCheck fit

Vendor site · decagon.ai