Calendly vs Cal.com for AI agents
Calendly is more ready for AI agents than Cal.com: 90 vs 78 out of 100. Calendly is ahead on JSON-LD, semantic HTML and image alt text.
What an agent finds
| Calendly | Cal.com | |
|---|---|---|
| Score | 90/100 | 78/100 |
| Blocks AI agents | No | No |
| robots.txt disallows | CCBot | No AI bots |
| llms.txt | At the root | At the root |
| Remote MCP server | mcp.calendly.com/ | mcp.cal.com/mcp |
| Docs MCP server | developer.calendly.com/mcp | cal.com/docs/mcp |
| OpenAPI spec | none found | none found |
| Developer docs | developer.calendly.com/docs/getting-started/overview | cal.com/docs/api-reference/v2/introduction.md |
| Public pricing | calendly.com/pricing | cal.com/pricing |
| Self-serve sign-up | Yes, opens for agents | Yes, opens for agents |
Check by check
60 core points every site needs, plus 40 split between letting an agent sign a team up and connecting through the API. Sign-up and API checks count half each.
| Check | Points | Calendly | Cal.com |
|---|---|---|---|
| Core | 58 | 46 | |
| Agents get the real page, not a bot wall | 12 | ✓ | ✓ |
| robots.txt lets user-triggered agents in | 6 | ✓ | ✓ |
| Answer-engine crawlers are allowed | 4 | ✓ | ✓ |
| Content is in the raw HTML | 6 | ✓ | ✓ |
| Semantic HTML (main, nav, header) | 4 | ✓ | · |
| Icon buttons and links have names | 3 | ✓ | ✓ |
| Form fields have labels | 3 | ✓ | ✓ |
| Images have alt text | 3 | ✓ | · |
| The page has an H1 | 2 | ✓ | ✓ |
| Structured data (JSON-LD) | 5 | ✓ | · |
| Meta description and Open Graph tags | 3 | ✓ | ✓ |
| sitemap.xml | 3 | ✓ | ✓ |
| llms.txt | 4 | ✓ | ✓ |
| Dates show the content is fresh | 2 | · | · |
| Sign-up | 17 | 17 | |
| Public pricing page | 5 | ✓ | ✓ |
| A self-serve sign-up link | 4 | ✓ | ✓ |
| Sign-up page opens for agents | 3 | ✓ | ✓ |
| A free plan or trial | 3 | ✓ | ✓ |
| No card needed to start | 2 | ✓ | ✓ |
| SoftwareApplication data | 3 | · | · |
| API | 15 | 15 | |
| OpenAPI spec | 3.5 | · | · |
| Remote MCP server | 4 | ✓ | ✓ |
| Docs as markdown | 2.5 | ✓ | ✓ |
| Self-serve API keys | 3 | ✓ | ✓ |
| OAuth client self-registration | 2.5 | ✓ | ✓ |
| OAuth discovery metadata | 1.5 | ✓ | ✓ |
| SDKs and a CLI | 1.5 | · | · |
| Free tier or test keys | 1.5 | ✓ | ✓ |
Automated, read-only scan of each homepage, robots.txt, llms.txt, docs, OpenAPI paths and MCP endpoints on 3 Nov 2026. How scoring works.
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Questions
Is Calendly or Cal.com better for AI agents?
Calendly is more ready for AI agents than Cal.com: 90 vs 78 out of 100. Calendly is ahead on JSON-LD, semantic HTML and image alt text. Scores are from our scan on 3 Nov 2026.
Does Calendly have an MCP server?
Yes. Our scan reached a remote MCP server at https://mcp.calendly.com/ on 3 Nov 2026.
Does Cal.com have an MCP server?
Yes. Our scan reached a remote MCP server at https://mcp.cal.com/mcp on 3 Nov 2026.
Does Calendly block AI agents?
Not outright: its homepage loads for an AI user-agent, but its robots.txt disallows CCBot.
Does Cal.com block AI agents?
No. Cal.com served its homepage to an AI user-agent and its robots.txt doesn't disallow any of the AI crawlers we check.