- Visibility32
- Citations1
- Sentiment57
- Site quality87
- AI readiness14
AI assistants name Del Taco in 36.7% of answers, which is more often than the typical company in the travel sector. Its overall score is 38 out of 100, ranking 525th of 2,047 companies. The website passes 2 out of 14 technical checks for readiness for AI tools.
We asked 15 unbranded questions about the travel market: none named Del Taco. AI assistants named it in 22 of 60 answers (36.7%). The typical travel company is named in 21.7% of answers. By how often it is named, Del Taco ranks 15 of 75 in its sector.
Every dot is a company in the study. Hover one to see it; click to open its report.
This companySame sectorEvery other companyNever named
Five parts, each scored out of 100.
How often AI assistants name the company
How often AI uses the company's own website as a source
How positively AI describes the company
How well built the website's own pages are
How easily AI tools can read and use the website
Visibility is calculated from the answers on this page. How the score is built.
75 companies in this sector. The line on each bar is the typical company.
An answer that names the company
“Tex-Mex vs Mexican-American fast food chains: which offers better variety”
I'll search for information about the differences and variety offerings between these types of fast food chains.Based on the search results, here's what I found about variety in Tex-Mex versus Mexican-American fast food chains:
Menu Variety Comparison
Tex-Mex Chains tend to focus on a specific regional style:
Chains like On the Border serve a variety of Tex-Mex specialties that highlight the bold flavors of both Texas and Mexico
Chuy's does Tex-Mex with a menu filled with fresh options like Mexi-Cobb salad, Baja tacos, stacked enchiladas, and fajitas
Mexican-American chains t …
The AI’s answer as we received it, shortened and not checked for accuracy.
How the mentions in these answers were split between this company and its rivals
Answers naming it, out of answers received
What this website publishes for an AI agent to read, use and buy from, on a scale of six levels.
- 0
- 1
- 2
- 3
- 4
- 5
Level 0: Not yet agent-ready. Agents struggle to find basic information about the site.
- 2 of robots.txt, Sitemap, Link headers
Show every check, for your technical teamHide the checks
- study: 92.0%robots.txtNot met
Publish a valid robots.txt with crawl rules and a Sitemap line.
- study: 86.8%SitemapPartly met
Serve an XML sitemap and reference it from robots.txt.
- study: 0.3%Link headersNot met
Send Link headers such as rel="api-catalog" or rel="describedby" on the homepage.
- study: 5.5%DNS for AI DiscoveryNot present
Advertise agent endpoints with SVCB records under _agents.
- study: 1.9%Markdown negotiationNot met
Return a markdown version when asked with Accept: text/markdown, for example at the CDN.
- study: 25.1%llms.txtNot met
Publish an llms.txt with a short summary and the key links.
- study: 93.4%AI bot rulesNot met
Add explicit robots.txt groups for the main AI crawlers.
- study: 1.4%Content SignalsNot met
Add a Content-Signal line for search, ai-input and ai-train to robots.txt.
- study: 0.2%Web Bot AuthNot present
Only relevant if you run your own agents or crawlers: publish a signing key directory.
- study: 0.3%API CatalogNot met
List public APIs in a linkset at /.well-known/api-catalog.
- study: 11.8%OAuth discoveryNot met
Publish OpenID Connect or OAuth server metadata under /.well-known.
- study: 10.3%OAuth Protected ResourceNot met
Serve protected resource metadata at /.well-known/oauth-protected-resource.
- study: 0.0%auth.mdNot met
Publish an auth.md describing how agents sign in.
- study: 0.2%MCP Server CardNot met
Offer an MCP server and publish its server card under /.well-known.
- study: 0.1%A2A Agent CardNot met
Publish an agent card at /.well-known/agent-card.json.
- study: 0.2%Agent SkillsNot met
Publish a skills index with the main tasks agents can do.
- study: 33.7%WebMCPCould not check
Register key actions such as search or cart as WebMCP tools.
- study: 0.1%ARD manifestNot met
Publish an ai-catalog.json listing every agent interface.
Score 7 of 100 · 97% of checks could run · checked on October 5, 2026 · deltaco.com · 2,047 companies scanned
2 of 14 passed. This list is for your technical team. The percentage is how many companies in the study pass each check.
These 14 checks ran during the audit and are what the AI readiness part of the overall score counts. The scan above ran later and is stricter on Link headers and Markdown, so a check can pass here and not there.
Show the 14 checksHide them
- Not metrobots.txt publishedstudy: 85.0%
- PassedXML sitemapstudy: 73.2%
- Not metHTTP Link headers (RFC 8288)study: 29.0%
- Not metMarkdown content negotiationstudy: 8.3%
- Not metllms.txt publishedstudy: 21.7%
- PassedToken budget (page weight)study: 95.2%
- Not metExplicit AI bot rulesstudy: 13.0%
- Not metAPI Catalog (.well-known/api-catalog)study: 0.2%
- Not metOAuth Authorization Server discoverystudy: 10.1%
- Not metOAuth Protected Resource discoverystudy: 9.3%
- Not metMCP Server Cardstudy: 0.0%
- Not metA2A Agent Cardstudy: 0.0%
- Not metWebMCP toolsstudy: 4.2%
- Not metAgent Skills declaredstudy: 0.0%
How many times each website was listed as a source in these answers
In the study as US-listed.
- Tex-Mex vs Mexican-American fast food chains: which offers better variety
- Do fast-food value meals actually save money compared to ordering individual tacos
- How to customize fast-food menu items for common dietary restrictions
- Alternatives to taco and burrito chains for quick, affordable meals
- How do American-style fast food burgers compare to classic tacos at the same restaurant
- Where else can I get loyalty rewards for fast-food besides Mexican-themed chains
- How to earn rewards with fast-food chains serving Mexican and American menu items
- What to do if my mobile order for Mexican fast food is missing items
- Which fast-food places offer both Mexican favorites and classic burgers on the same menu
- Average price for combo meals at quick-service taco and burger places
- Cheapest way to get a full meal at a Mexican-American fast-food restaurant
- Where can I find late-night Mexican-American fast food nearby
- Fastest way to order drive-thru tacos for a family meal
- Is it worth paying extra for premium burrito combos at quick-service restaurants
- Best places to get affordable tacos and burritos for dinner
Columns, left to right: OpenAI, Claude, Perplexity, Gemini. The AI assistants often disagree. Across the study, on 40% of the questions where a company is named, only one of the four names it.
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<a href="https://aeo-audit.rezolve.com/us/deltaco.com"><img src="https://aeo-audit.rezolve.com/us/badges/deltaco.com.svg" alt="Overall score 38 of 100, US AI Visibility Study 2026" width="280" height="64"></a>