8x8
8x8 is a publicly traded cloud communications platform serving 3 million+ business users across 58,000 customers in 160+ countries. The company is a 7-time Challenger in the Gartner CCaaS Magic Quadrant and a 12-time Leader in the UCaaS Magic Quadrant, and differentiates through a financially guaranteed 99.999% SLA across its entire platform — covering both CCaaS and UCaaS simultaneously — and native Microsoft Teams integration via Direct Routing and Operator Connect.
Platform Overview
8x8 is a Silicon Valley-based public cloud communications platform founded in 1987, with 3 million+ business users across 58,000 customers in 160+ countries. The company's market positioning is built on two pillars: being the only vendor that is simultaneously a 12-time Gartner UCaaS Magic Quadrant Leader and a 7-time CCaaS Challenger, and backing its entire platform with a financially guaranteed 99.999% SLA. For organizations evaluating CCaaS and UCaaS from a single vendor, 8x8 combines the most operationally mature unified communications platform in the market with a competitive contact center offering — without requiring two separate vendor contracts.
The 99.999% SLA is meaningful precisely because it is financial, not aspirational. 8x8 sets a contractual standard on platform-wide availability — covering both Work (UCaaS) and Contact Center (CCaaS) — that most competitors either limit to specific components or express as a target rather than a commitment. For organizations where contact center downtime carries measurable revenue or compliance consequences, this contractual availability backstop is a procurement argument that simplifies decision-making.
AI and Automation Capabilities
8x8 AI Studio is a no-code platform for building and deploying conversational AI agents pre-connected to all communication channels in the 8x8 ecosystem. From a single interface, contact center operators can build voice and digital AI agents, define escalation paths to human agents, and deploy across channels without requiring developer resources. The Intelligent Customer Assistant (ICA) handles self-service voice and digital interactions — answering questions, routing to appropriate queues, and resolving Tier-1 inquiries autonomously.
Proactive Outreach extends the platform to outbound engagement via SMS and WhatsApp at scale — relevant for appointment reminders, order status updates, and proactive service notifications. Unified analytics combine employee and customer interaction data in a single reporting environment, enabling managers to correlate agent performance metrics with customer satisfaction outcomes without switching between separate dashboards.
Microsoft Teams Integration and Global Reach
8x8's Microsoft Teams integration supports both Direct Routing (the original approach) and Operator Connect (the newer, Microsoft-managed approach). Operator Connect certification means Microsoft has validated 8x8 as a certified PSTN provider through the Teams admin interface, enabling simpler provisioning without the complexity of managing Direct Routing session border controllers. For enterprises already running Teams at scale, Operator Connect dramatically reduces the technical overhead of adding 8x8 as the voice provider.
Global deployment is supported through 35 geographic regions, 16 offices, and 10 dedicated support locations serving 160+ countries. The open API framework for third-party CRM and business application integration extends connectivity beyond the 8x8 native ecosystem. For organizations prioritizing geographic flexibility, contractual SLA guarantees, and integrated UCaaS plus CCaaS without separate vendor complexity, 8x8 delivers a competitive, well-validated platform — with the Gartner CCaaS Challenger designation remaining the primary caveat for procurement teams where analyst ranking drives vendor selection.
Key Features
Financially Backed 99.999% SLA Across UCaaS and CCaaS, AI Studio — No-Code Conversational AI Agent Builder, Intelligent Customer Assistant (ICA) for Self-Service Automation, Omnichannel Routing via Single Routing Engine, Native Microsoft Teams Integration (Direct Routing + Operator Connect), Agent Workspace with Modern Interface and Automated Workflows, Proactive Outreach via SMS and WhatsApp at Scale, Unified Analytics Across Employee and Customer Interaction Channels
Pricing
Pricing not publicly disclosed. Typically usage-based with per-seat licensing for contact center agents, support tiers, and add-on modules (Intelligent Customer Assistant, Proactive Outreach messaging, advanced analytics). Enterprise agreements and volume discounts available through direct sales engagement. Custom pricing for global multi-region deployments.
Pros
Industry-Leading 99.999% SLA — Financially Backed: 8x8 guarantees 99.999% uptime across its entire platform — both UCaaS and CCaaS — with financial consequences for breach. This is not a marketing claim; it is a contractual SLA that sets 8x8 apart from competitors who offer availability commitments only on select components or exclude certain failure modes from calculation.
Strong Gartner Peer Insights Rating Across All Dimensions: 8x8 holds a 4.6/5.0 Gartner Peer Insights rating across 144 all-time reviews, with 88% of reviewers awarding 4 or 5 stars. Importantly, the 4.5/5.0 sub-scores are consistent across Evaluation & Contracting, Integration & Deployment, Service & Support, and Product Capabilities — signaling a balanced platform rather than a strong product with weak support or vice versa.
Native Microsoft Teams Integration at Both Routing Levels: 8x8 supports Microsoft Teams via both Direct Routing and Operator Connect — the two primary approaches for enterprises extending Teams with PSTN calling. For organizations that have standardized on Teams for internal collaboration and need to route customer calls through the same platform, this certification level simplifies deployment and reduces integration risk.
Global Scale Without Regional Complexity: With 35 geographic regions across 16 offices and 10 support locations serving 160+ countries, 8x8 handles the multi-region deployment complexity that derails mid-market vendors trying to go global. Organizations with distributed international operations or expansion plans get enterprise-grade geographic coverage from a single vendor contract.
Cons
Gartner Positions 8x8 as a Challenger, Not a Leader: In the Gartner CCaaS Magic Quadrant, 8x8 is a 7-time Challenger — never a Leader. Genesys and NICE hold Leader positions, and enterprise procurement processes that weight Gartner placement heavily may view this gap as meaningful. Balanced against 8x8's UCaaS Leader status and Peer Insights scores, the Challenger designation reflects specific CCaaS capability gaps rather than a broadly weak product.
No Public Pricing — Requires Sales Engagement to Model Costs: 8x8 does not publish per-seat pricing for its contact center or UCaaS tiers. Budget modeling requires direct vendor engagement, which extends evaluation timelines and makes it harder to conduct competitive cost comparisons before entering the sales process.
Limited Third-Party Review Volume on Capterra: 8x8's Capterra presence — 47 reviews at 4.3/5.0 — is substantially smaller than Genesys (400+) or NICE (300+). This limits the third-party validation data available during evaluation and may be a concern in procurement processes that rely heavily on aggregate review scores from multiple platforms.
Compliance and Certifications
HIPAA, SOC 2