Microsoft Copilot Studio vs Retell AI
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Microsoft Copilot Studio is the stronger AI pick in AI Agents: it has a visibility score of 33.3 versus 2 for Retell AI, and ranks ahead in 33% of the answers that name both.
Choose Microsoft Copilot Studio if…
- You want the brand AI engines rank higher (33.3 vs 2)
- You need ISO 9001 or ISO 20000-1 or ISO 22301 or ISO 27017 or ISO 27018 or OSPAR coverage
- Strong fit for organisations standardised on Microsoft 365, Azure, Teams and Dynamics
- Extensive enterprise integration, scale and governance
Choose Retell AI if…
- You need a self-hosted or on-premises option
- You need HIPAA or SOC 2 Type II or GDPR or ISO 27001 coverage
- Highly rated by developers and SMBs
- One of the highest customer star ratings
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Microsoft Copilot Studio | Retell AI |
|---|---|---|
| Visibility score | 33.3% | 2% |
| Change vs last week | New | New |
| Rank in AI Agents | #1 | #42 |
| Share of voice | 5.9% | 0.5% |
| Mentions this run | 39 | 3 |
| Positive in AI answers | 50% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Microsoft Copilot Studio 0pp · Retell AI 0pp over 0 weekly runs.
Engine by engine
Microsoft Copilot Studio leads on 3 of 3 engines
Head to head in AI answers
3 engine answers name both brands
| Prompt | Engine | Microsoft Copilot Studio | Retell AI |
|---|---|---|---|
| What are the best AI Agents tools in 2026? | Perplexity | #5 | #13 |
| Which AI agent platform has the best reviews? | ChatGPT | #3 | #2 |
| Which AI agent platform has the best reviews? | AI Mode | #6 | #4 |
Features, pricing & fit
| Dimension | Microsoft Copilot Studio | Retell AI |
|---|---|---|
| Pricing model | — | Usage-based |
| Entry price | — | Contact sales |
| Free plan | — | Yes |
| Deployment | Hosted cloud service run by Microsoft | Cloud platform, with enterprise on-premises deployment available |
| Compliance | ISO 9001, ISO 20000-1, ISO 22301, ISO 27017, ISO 27018, OSPAR | HIPAA, SOC 2 Type II, GDPR, ISO 27001 |
| Support | — | Community and email support, 24/7 omnichannel support with dedicated portal (Enterprise), Dedicated implementation support (Enterprise), Named account manager (Enterprise) |
| Founded | — | 2023 |
| Headquarters | — | Redwood City, California |
| Employees | — | 51–200 |
| Funding | — | Seed · $5M raised |
| Best for | — | Businesses that run high call volumes in healthcare, insurance, financial services, logistics and similar fields, and teams that want to build and change voice agents themselves. |
Plans side by side
Microsoft Copilot Studio
Pricing not available.
Retell AI
Pros and cons
Themes from the AI answers that mention each brand
Microsoft Copilot Studio
- Strong fit for organisations standardised on Microsoft 365, Azure, Teams and Dynamics
- Extensive enterprise integration, scale and governance
- Widely adopted for enterprise customisation
- Pre-built connectors to Slack, Teams, Salesforce and other SaaS tools
- Recommended as a leading enterprise AI agent platform
- Reviews skew toward IT and admin utility
Retell AI
- Highly rated by developers and SMBs
- One of the highest customer star ratings
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Microsoft Copilot Studio vs Retell AI”, https://slateindex.ai/compare/microsoft-copilot-studio-vs-retell-ai, data of Nov 3, 2026. Licence: CC BY 4.0.