# Langfuse — Agent Score

> Score: 85/100 (Grade: B) | Docs: https://langfuse.com/docs | Checked: April 27, 2026

Langfuse scored 85/100 (B) on Agent Score. 17 of 22 agent-readiness checks passed.

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

## Summary

- Total checks: 22
- Passed: 17
- Warnings: 0
- Failed: 4

## Category Scores

- page-size: 75/100
- observability: 55/100
- url-stability: 100/100
- authentication: 100/100
- content-structure: 100/100
- markdown-availability: 100/100
- content-discoverability: 83/100

## Check Results

### content-discoverability

- [pass] llms.txt found at 1 location(s)
- [pass] llms.txt follows the proposed structure (H1, blockquote, heading-delimited link sections)
- [pass] llms.txt is 5,185 characters (under 50,000 threshold)
- [pass] All 1 same-origin links resolve (3 total links)
- [pass] 1/1 same-origin links point to markdown content (100%)
- [fail] No llms.txt directive found in any of 10 sampled pages

### markdown-availability

- [pass] 10/10 sampled pages support .md URLs (100%)
- [pass] 10/10 sampled pages support content negotiation (100%)

### page-size

- [pass] All 10 sampled pages contain server-rendered content
- [pass] All 10 pages under 50K chars (median 8K, max 23K)
- [fail] 10 of 10 sampled pages convert to over 100K chars (max 520K, 25% boilerplate)
- [pass] Content starts within first 10% on all 10 sampled pages (median 1%)

### content-structure

- [pass] 23 tab group(s) across 5 of 10 sampled pages; all serialize under 50K chars
- [pass] 1 page(s) with tab headers checked; headers include variant context
- [pass] All 53 code fences properly closed across 11 pages

### url-stability

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

### observability

- [fail] llms.txt covers 1/98 sitemap doc pages (1%); 97 missing
- [fail] 1 of 10 pages have substantive content differences between markdown and HTML (avg 10% missing)
- [pass] All 11 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