Week 45
Latest
JunieReleaseJunie Eco mode hands implementation to a lower-cost modelGitHub CopilotPlansGitHub Enterprise now includes Copilot for every licensed userSierraReleaseSierra launches Compliance Console for outbound agentsGitHub CopilotReleaseGitHub Copilot Fusion becomes generally availableGitHub CopilotReleaseGitHub Agentic Workflows become generally availableAmpPlatformAmp launches an Android appMicrosoft 365 CopilotReleaseLearning Agent and admin-deployed custom MCP connectors arrive in CopilotKiroPlansKiro replaces its upgrade discount with a free first month and 500 trial creditsGleanReleaseGlean release 565 adds agent import/export and an Azure Files connectorGoogle AntigravityReleaseAntigravity 2.28 adds a built-in browser and any-file attachmentsSynthesiaReleaseSynthesia launches a Localization API for dubbing videos at scaleRunwayReleaseRunway launches Runway Ads for generating and publishing ad variantsOpenCodeReleaseOpenCode 2.2 adds Desktop plugins and a refreshed desktop appOpenAI CodexReleaseGPT-6.1 Terra becomes available in Codex
Verified
ToolMarketCap
DecagonDecagon · Support agents
Entry price
Not yet verified
Free tier
Not yet verified
Logged activity · 90d
Insufficient history

Managed agent platform vs managed agent platform

1Verified differences5Shared4Not yet verified
SierraSierra · Support agents
Entry price
Not yet verified
Free tier
Not yet verified
Logged activity · 90d
Insufficient history

Decagon vs Sierra

1Verified differences0Pricing differences · 2 not verified for both0Decagon · verified changes 30d2Sierra · verified changes 30d
DeliveryShared delivery: Managed agent platform.
Last 30 daysDecagon logged 0 verified changes, Sierra 2 verified changes.
Evidence6 of 10 compared facts are verified for both; 1 only for Decagon and 3 for neither.

At a glance

Verified values · no winner is picked
Decagon and Sierra: price, free tier, licence, self-hosting, enterprise
DimensionDecagonSierra
Entry priceNot yet verifiedNot yet verified
Free tierNot yet verifiedNot yet verified
Open sourceNot yet verifiedNot yet verified
Self-hostingNot yet verifiedNot yet verified
Enterprise (SSO + offering)YesNot yet verified
Switch from DecagonSwitch from SierraAdd Decagon to a stackAdd Sierra to a stack

Where they differ

1
App integrations
DecagonSalesforce, Zendesk, Intercom — plus Confluence, Contentful, Kustomer, Amazon Connect, RingCentral, and MCP
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official integrations page

decagon.ai/product/integrations: "Salesforce, Intercom, Zendesk, and more"; knowledge from "Confluence, Contentful, and Kustomer"; CPaaS "Amazon Connect or RingCentral"; "MCP open connectivity".

https://decagon.ai/product/integrations ↗
Sierra40+ pre-built integrations — knowledge bases, systems of record, contact centers
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official Agent Studio product page

sierra.ai/product/agent-studio: "Leverage 40+ pre-built integrations to instantly connect your agent with third-party knowledge bases, systems of record, and contact centers."

https://sierra.ai/product/agent-studio ↗

Pricing face-off

USD list price · monthly billing
DecagonFree tier: not yet verified
No paid price verified yet
SierraFree tier: not yet verified
No paid price verified yet

Where they match

5Toggle
Delivery
DecagonManaged agent platform — natural-language AOPs and the Duet AI builder
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official product overview

decagon.ai/product/overview: "Non-technical teams can architect and iterate on agent logic with Agent Operating Procedures (AOPs) and Duet, while technical teams retain full visibility and control".

https://decagon.ai/product/overview ↗
SierraManaged agent platform — no-code Agent Studio plus the Ghostwriter agent-builder
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official Agent Studio product page

sierra.ai/product/agent-studio: "Empower teams to build and manage agents—no code required"; sierra.ai lists "Ghostwriter", "Agent Studio", "Horizon" as products.

https://sierra.ai/product/agent-studio ↗
Support channels
DecagonChat, email, voice
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official site

decagon.ai: "Decagon unifies chat, voice, and email within a single intelligence layer".

https://decagon.ai ↗
SierraChat, email, voice — also SMS, WhatsApp, Apple Business Chat, and ChatGPT
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official Channels product page

sierra.ai/product/channels: "Power chat conversations across your website, mobile app, WhatsApp, Apple Business Chat, and SMS"; also Voice, Email, and "Publish your agent to ChatGPT".

https://sierra.ai/product/channels ↗
Human handoff
DecagonYes — live-chat escalations in Zendesk Sunshine and Salesforce; call transfers to human agents
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official integrations page

decagon.ai/product/integrations: "Live chat escalations … across Zendesk Sunshine, Salesforce, and more"; "Route inbound calls to your AI agent with seamless transfers to human agents".

https://decagon.ai/product/integrations ↗
SierraYes — routes conversations to the care team with full context
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official Agent Studio product page

sierra.ai/product/agent-studio: integrations can be used for "routing conversations to your care team with full context".

https://sierra.ai/product/agent-studio ↗
Business model
DecagonCustom pricing — per conversation or per resolution; no public price list
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official blog post on pricing AI agents

decagon.ai/blog/pricing-ai-agents: "Per-conversation pricing: A fixed rate for every incoming conversation"; "Per-resolution pricing: A higher fixed rate for each fully resolved conversation". Site CTAs are "Get a demo".

https://decagon.ai/blog/pricing-ai-agents ↗
SierraCustom pricing — outcome-based; no public price list
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official site

sierra.ai: "Pay for a job well done — Ensure you only pay for the value Sierra delivers with outcome-based pricing." No pricing page is published.

https://sierra.ai ↗
Enterprise
DecagonEnterprise — RBAC, SSO; SOC 2 Type II, HIPAA, GDPR, ISO 27001, PCI DSS
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official security page

decagon.ai/security: "Role-Based Access Control (RBAC)", "Single Sign-On (SSO)"; compliance badges for SOC 2 Type II, GDPR, HIPAA, ISO 27001, and PCI DSS 4.0.1.

https://decagon.ai/security ↗
SierraEnterprise — SOC 2, HIPAA, PCI, FedRAMP High, ISO 27001 and ISO 42001; PCI DSS Level 1 payments
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official trust and reliability page

sierra.ai/product/trust-and-reliability: compliance "including SOC 2, HIPAA, GDPR, PCI, FedRAMP High, CCPA, CSA STAR, ISO 27001, and ISO 42001"; "PCI DSS Level 1 Service Provider certification".

https://sierra.ai/product/trust-and-reliability ↗

Not yet verified for one or both

4
Platforms
DecagonNot yet verified
SierraNot yet verified
API
DecagonNot yet verified
SierraNot yet verified
Free tier
DecagonNot yet verified
SierraNot yet verified
Single sign-on
DecagonYes — Okta and Microsoft Entra
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official security page

decagon.ai/security: "Single Sign-On (SSO): Decagon integrates with identity providers like Okta and Microsoft Entra".

https://decagon.ai/security ↗
SierraNot yet verified

References

Links — shown, never counted as differences
Documentation
DecagonNot yet verified
SierraNot yet verified
Changelog
Decagondecagon.ai/resources/blog
decagon.ai
ObservedHigh confidenceVerified 29 Oct 2026
Decagon — official blog

decagon.ai/resources/blog: Decagon's blog; site nav describes it as "Blog — Product news and research".

https://decagon.ai/resources/blog ↗
Sierrasierra.ai/blog
sierra.ai
ObservedHigh confidenceVerified 29 Oct 2026
Sierra — official news and blog

sierra.ai/blog ("News & Blog") lists dated product posts, e.g. "Introducing Compliance Console" (October 28, 2026).

https://sierra.ai/blog ↗
Source repository
DecagonNot yet verified
SierraNot yet verified

Recent record

Each side’s own record · not a score
Recent record of Decagon and Sierra, side by side
ReadingDecagonSierra
Verified changes0 in 30 days · 1 in 90 days · Support agents median 02 in 30 days · 2 in 90 days · Support agents median 0
Last verified change1 Oct 2026 · 36 days ago28 Oct 2026 · 9 days ago
Activity · 90 daysNo value (insufficient history)No value (insufficient history)
Latest list-price moveNo verified priceNo verified price
Pricing on recordNo verified priceNo verified price
Comparable facts7 of 10 verified6 of 10 verified

Decagon · latest 3

  1. Release

    Decagon launches Voice 3, Personal Agent Gateway, Agent Modules, and Duet Apprentice

    At Decagon Dialogues, the company introduced Voice 3 (with its first in-house voice model, Chord), a channel for customers' personal AI agents, industry Agent Modules beyond support, and Duet Apprentice.

    decagon.ai
    ObservedHigh confidencePublished 1 Oct 2026
    Decagon — official Dialogues 2026 launch post
    https://decagon.ai/blog/dialogues-2026 ↗

Sierra · latest 3

  1. Release

    Sierra launches Compliance Console for outbound agents

    Compliance Console, built into the Horizon platform, sets per-channel disclosures, contact windows, holiday exclusions, frequency limits, and opt-outs for agents' proactive outreach.

    sierra.ai
    ObservedHigh confidencePublished 28 Oct 2026
    Sierra — official blog post introducing Compliance Console
    https://sierra.ai/blog/introducing-compliance-console ↗
  2. Availability

    Sierra is available on Google Cloud Marketplace

    Companies can buy Sierra through Google Cloud Marketplace, with qualifying purchases counting toward existing Google Cloud commitments.

    sierra.ai
    ObservedHigh confidencePublished 26 Oct 2026
    Sierra — official blog post on Google Cloud Marketplace availability
    https://sierra.ai/blog/sierra-is-on-google-cloud-marketplace ↗

Keep comparing

Both in Support agents
DecagonFull record →SierraFull record →Decagon alternatives→Sierra alternatives→Decagon pricingnot verifiedSierra pricingnot verified
Compared using 15 verified facts · oldest record verified 29 Oct 2026. Tools appear in URL order, alphabetically by identifier — it implies no ranking.