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Marsh & McLennan

marshmclennan.com · Finance · MRSH

Ranked 1,405 of 2,047 companies in the study

28Overall score
  • Visibility9
  • Citations0
  • Sentiment50
  • Site quality80
  • AI readiness21
What this means for Marsh & McLennan

AI assistants name Marsh & McLennan in 5% of answers, which is a bit more often than the typical company in the finance sector. Its overall score is 28 out of 100, ranking 1,405th of 2,047. The company's website passes 3 of 14 technical checks for how ready it is for AI tools.

We asked 15 unbranded questions about the finance market: none named Marsh & McLennan. AI assistants named it in 3 of 60 answers (5.0%). The typical finance company is named in 3.3% of answers. By how often it is named, Marsh & McLennan ranks 71 of 205 in its sector.

Named by AI in
5.0%
3 of 60 answers
Share of mentions
14.3%
compared with 5 rivals
AI readiness
3/14
technical checks passed. Typical for its sector: 3
Rank in its sector
107 of 205
by overall score, where the typical finance company scores 29
How Marsh & McLennan compares with all 2,047 companies

Every dot is a company in the study. Hover one to see it; click to open its report.

This companySame sectorEvery other companyNever named

What makes up the score

Five parts, each scored out of 100.

Visibility
9

How often AI assistants name the company

Citations
0

How often AI uses the company's own website as a source

Sentiment
50

How positively AI describes the company

Site quality
80

How well built the website's own pages are

AI readiness
21

How easily AI tools can read and use the website

Visibility is calculated from the answers on this page. How the score is built.

Compared with finance

205 companies in this sector. The line on each bar is the typical company.

Overall score28
Ranks 107 of 205. Typical company: 29
Named in answers5%
Ranks 71 of 205. Typical company: 3%
AI readiness21
Ranks 82 of 205. Typical company: 21
What Claude actually said

An answer that names the company

“What are the top risk and insurance consulting firms for large organizations in the US?”

I'll search for information about the top risk and insurance consulting firms serving large organizations in the US.Based on the search results, here are the top risk and insurance consulting firms serving large organizations in the US:

Major Global Consulting Firms

The industry includes the "Big Four" and MBB giants alongside boutique firms and technology-first specialists. Key firms include:

McKinsey & Company - A global management consulting firm that serves as a trusted advisor to the world's leading businesses, governments, and institutions

Deloitte - A leading professio …

The AI’s answer as we received it, shortened and not checked for accuracy.

Also named
Aon3Willis Towers Watson2Gallagher1Lockton Companies1
Share of mentions

How the mentions in these answers were split between this company and its rivals

Aon
25.0%
Willis Towers Watson
25.0%
Gallagher
25.0%
Marsh & McLennan
18.8%
Lockton Companies
6.3%
Brown & Brown
0.0%
Which AI assistants named the company

Answers naming it, out of answers received

Claude
1/15
Gemini
1/15
OpenAI
1/15
Perplexity
0/15
Ready for AI agents

What this website publishes for an AI agent to read, use and buy from, on a scale of six levels.

  1. 0
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5

Level 1: Basic web presence. Two of robots.txt, a sitemap and Link headers are in place.

To reach level 2:
  • Content Signals
Show every check, for your technical team
Discoverability
72 of 100
  • robots.txtPassed

    A valid robots.txt with crawl rules at the site root.

    study: 92.0%
  • SitemapPartly met

    Serve an XML sitemap and reference it from robots.txt.

    study: 86.8%
  • Link headersNot met

    Send Link headers such as rel="api-catalog" or rel="describedby" on the homepage.

    study: 0.3%
  • DNS for AI DiscoveryNot present

    Advertise agent endpoints with SVCB records under _agents.

    study: 5.5%
Content accessibility
0 of 100
  • Markdown negotiationNot met

    Return a markdown version when asked with Accept: text/markdown, for example at the CDN.

    study: 1.9%
  • llms.txtNot met

    Publish an llms.txt with a short summary and the key links.

    study: 25.1%
Bot access control
32 of 100
  • AI bot rulesPartly met

    Add explicit robots.txt groups for the main AI crawlers.

    study: 93.4%
  • Content SignalsNot met

    Add a Content-Signal line for search, ai-input and ai-train to robots.txt.

    study: 1.4%
  • Web Bot AuthCould not check

    Only relevant if you run your own agents or crawlers: publish a signing key directory.

    study: 0.2%
APIs, auth and MCP
0 of 100
  • API CatalogCould not check

    List public APIs in a linkset at /.well-known/api-catalog.

    study: 0.3%
  • OAuth discoveryCould not check

    Publish OpenID Connect or OAuth server metadata under /.well-known.

    study: 11.8%
  • OAuth Protected ResourceCould not check

    Serve protected resource metadata at /.well-known/oauth-protected-resource.

    study: 10.3%
  • auth.mdNot met

    Publish an auth.md describing how agents sign in.

    study: 0.0%
  • MCP Server CardCould not check

    Offer an MCP server and publish its server card under /.well-known.

    study: 0.2%
  • A2A Agent CardCould not check

    Publish an agent card at /.well-known/agent-card.json.

    study: 0.1%
  • Agent SkillsCould not check

    Publish a skills index with the main tasks agents can do.

    study: 0.2%
  • WebMCPCould not check

    Register key actions such as search or cart as WebMCP tools.

    study: 33.7%
  • ARD manifestCould not check

    Publish an ai-catalog.json listing every agent interface.

    study: 0.1%

Score 35 of 100 · 65% of checks could run · checked on October 5, 2026 · www.marsh.com · 2,047 companies scanned

See how every company did, and how this was measured.

The checks behind the AI readiness score

3 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 checks
Discoverability
  • Passedrobots.txt publishedstudy: 85.0%
  • PassedXML sitemapstudy: 73.2%
  • Not metHTTP Link headers (RFC 8288)study: 29.0%
Content Accessibility
  • Not metMarkdown content negotiationstudy: 8.3%
  • Not metllms.txt publishedstudy: 21.7%
  • PassedToken budget (page weight)study: 95.2%
Bot Access Control
  • Not metExplicit AI bot rulesstudy: 13.0%
API / Auth / MCP
  • 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%
What AI crawlers may read (robots.txt)

This website sets no rules for any AI crawler by name, like 84% of the websites whose rules we could read. Every AI crawler follows its general rules.

Training AI
  • GPTBotpartly
  • ClaudeBotpartly
  • Anthropic-AIpartly
  • Google-Extendedpartly
  • Applebot-Extendedpartly
  • Meta-ExternalAgentpartly
  • FacebookBotpartly
  • Bytespiderpartly
  • CCBotpartly
  • Diffbotpartly
  • Omgilibotpartly
AI search
  • OAI-SearchBotpartly
  • Claude-SearchBotpartly
  • PerplexityBotpartly
  • Applebotpartly
  • Amazonbotpartly
  • YouBotpartly
Answering questions
  • ChatGPT-Userpartly
  • Claude-Userpartly
  • Perplexity-Userpartly
  • DuckAssistBotpartly
  • MistralAI-Userpartly

Read from the website’s own rules file (robots.txt). An asterisk marks a crawler the file names. The rest follow its general rules. “Partly” means only some pages are blocked.

Websites the AI used as sources

How many times each website was listed as a source in these answers

ey.com
12
insurancebusinessmag.com
12
aon.com
11
deloitte.com
11
marsh.com
10
mckinsey.com
9
linkedin.com
9
umbrex.com
8
consulting.us
7
dataintelo.com
7

In the study as S&P 500.

Every question, and where the company came up (1 of 15)
QuestionOpenAIClaudePerplexityGemini
  • What is involved in a holistic risk assessment for corporations using consulting services?
  • Average cost of risk management consulting for Fortune 500 companies?
  • Alternatives to using external insurance consultants for enterprise risk management?
  • How does reinsurance consulting compare to direct insurance advisory for enterprise risk?
  • What factors should large enterprises consider before choosing an insurance consulting partner?
  • Common pitfalls when implementing corporate risk management strategies and how to avoid them?
  • How can insurance consulting help organizations enhance resilience in volatile markets?
  • What are some non-traditional approaches to organizational risk management besides insurance consulting?
  • What are the top risk and insurance consulting firms for large organizations in the US?
  • Ways large businesses use reinsurance advisory to optimize capital and reduce exposure?
  • Is it worth investing in comprehensive risk advisory services for multinational businesses?
  • How are advisory fees for risk and insurance consulting typically structured for US enterprises?
  • How to resolve gaps in business continuity planning with professional risk advisory?
  • Risk management consulting vs traditional insurance brokers: what's the difference?
  • Best strategies for managing complex business risks through advisory services?
named the companyanswered without naming itdid not answer

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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Overall score 28 of 100 badge for Marsh & McLennan

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