# SignalWire — Agent Score

> Score: 92/100 (Grade: A) | Docs: https://signalwire.com/docs | Checked: April 10, 2026

SignalWire scored 92/100 (A) on Agent Score. 15 of 22 agent-readiness checks passed.

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

## Summary

- Total checks: 22
- Passed: 15
- Warnings: 2
- Failed: 3

## Category Scores

- page-size: 93/100
- observability: 53/100
- url-stability: 100/100
- authentication: 100/100
- content-structure: 100/100
- markdown-availability: 100/100
- content-discoverability: 93/100

## Check Results

### content-discoverability

- [pass] llms.txt found at 1 location(s)
- [warn] llms.txt contains parseable links but doesn't fully follow the proposed structure: https://signalwire.com/docs/llms.txt: No H1 heading found, No blockquote summary found, No heading-delimited sections found
- [pass] llms.txt is 5,788 characters (under 50,000 threshold)
- [pass] All 8 same-origin links resolve (8 total links)
- [pass] 8/8 same-origin links point to markdown content (100%)
- [warn] llms.txt directive found in 7 of 10 sampled pages (3 missing)

### 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 18K)
- [fail] 3 of 10 sampled pages convert to over 100K chars (max 571K, 5% boilerplate)
- [pass] Content starts within first 10% on all 10 sampled pages (median 3%)

### content-structure

- [pass] 2 tab group(s) across 1 of 10 sampled pages; all serialize under 50K chars
- [skip] 1 page(s) with tabs found, but no section headers inside tab panels to evaluate
- [pass] All 15 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 84/2483 sitemap doc pages (3%); 2399 missing
- [fail] 1 of 10 pages have substantive content differences between markdown and HTML (avg 9% 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