# Sync — Agent Score

> Score: 85/100 (Grade: B) | Docs: https://sync.so/docs | Checked: April 22, 2026

Sync scored 85/100 (B) on Agent Score. 16 of 22 agent-readiness checks passed.

[View full report](https://buildwithfern.com/agent-score/company/sync-so-docs)
[All companies](https://buildwithfern.com/agent-score/llms.txt)

## Summary

- Total checks: 22
- Passed: 16
- Warnings: 1
- Failed: 4

## Category Scores

- page-size: 74/100
- observability: 78/100
- url-stability: 100/100
- authentication: 100/100
- content-structure: 100/100
- markdown-availability: 96/100
- content-discoverability: 81/100

## Check Results

### content-discoverability

- [pass] llms.txt found at 2 location(s)
- [warn] llms.txt contains parseable links but doesn't fully follow the proposed structure: https://sync.so/docs/llms.txt: No blockquote summary found; https://sync.so/llms.txt: No blockquote summary found
- [pass] llms.txt is 10,147 characters (under 50,000 threshold)
- [pass] All 10 same-origin sampled links resolve (68 total links)
- [pass] 10/10 same-origin sampled links point to markdown content (100%)
- [fail] No llms.txt directive found in any of 9 sampled pages; 1 failed to fetch

### markdown-availability

- [pass] 10/10 sampled pages support .md URLs (100%)
- [pass] 9/10 sampled pages support content negotiation (90%); 1 returned error pages

### page-size

- [pass] All 10 sampled pages contain server-rendered content
- [pass] All 10 pages under 50K chars (median 7K, max 18K)
- [fail] 10 of 10 sampled pages convert to over 100K chars (max 530K, 11% boilerplate)
- [fail] 1 of 10 sampled pages have content starting past 50% (worst 100%)

### content-structure

- [pass] No tabbed content detected across 10 sampled pages
- [pass] No tabbed content found; header quality check not applicable
- [pass] All 19 code fences properly closed across 12 pages

### url-stability

- [pass] All 10 sampled pages return proper error codes for bad URLs
- [pass] No redirects detected across 10 sampled pages

### observability

- [pass] llms.txt covers 100% of 51 sitemap doc pages; 4 llms.txt links not in sitemap (may indicate stale links or incomplete sitemap)
- [fail] 4 of 9 pages have substantive content differences between markdown and HTML (avg 19% missing); 1 failed to fetch
- [pass] All 12 endpoints have appropriate cache headers

### authentication

- [pass] All 10 sampled pages are publicly accessible
- [skip] All docs pages are publicly accessible; no alternative access paths needed