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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,887measured
6,168proven reliable
Mike Fluff Reliable (measured) · 100% over 14 checks Does the job (tested) · 14/14

Answers from Mike Fluff Press books, the business diagnostic, AI-text check, call booking.

MCP endpoint : https://www.mikefluff.com/mcp · website · measurements and details
DomainAge Reliable (measured) · 100% over 24 checks Does the job (tested) · 24/24

Domain age and RDAP lookup: registration date, age, expiry, registrar, status and nameservers.

MCP endpoint : https://domainage.mike-tusa.workers.dev/mcp · website · measurements and details
JsonMend Reliable (measured) · 100% over 14 checks Fails real tasks · 0/14

Repair broken JSON from LLM output and validate it against a JSON Schema.

MCP endpoint : https://jsonmend.mike-tusa.workers.dev/mcp · website · measurements and details
HrefGate Reliable (measured) · 100% over 12 checks Does the job (tested) · 12/12

Lint hreflang: codes, x-default, self-reference, canonical, return links. Never fetches URLs.

MCP endpoint : https://hrefgate.mike-tusa.workers.dev/mcp · website · measurements and details
SmuggleCheck Reliable (measured) · 100% over 3 checks Does the job (tested) · 3/3

Find hidden prompt-injection text: ASCII smuggling, zero-width/emoji stego, bidi, homoglyphs.

MCP endpoint : https://smugglecheck.mike-tusa.workers.dev/mcp · website · measurements and details
PhoneCheck Reliable (measured) · 100% over 23 checks Does the job (tested) · 23/23

Offline phone-number validation and formatting (E.164, region, line type). No carrier lookup.

MCP endpoint : https://phonecheck.mike-tusa.workers.dev/mcp · website · measurements and details
Mike Reams: architecture writing, diagrams and toolbox Flaky · 75% over 4 checks Real task being tested · 2/2

Read-only search of mikereams.com: CSDM diagrams, posts and the Architect's Toolbox

MCP endpoint : https://mikereams.com/mcp · measurements and details
RichProof Reliable (measured) · 100% over 15 checks Does the job (tested) · 15/15

Validate JSON-LD structured data against the Schema.org vocabulary. Free; never fetches URLs.

MCP endpoint : https://richproof.mike-tusa.workers.dev/mcp · website · measurements and details
OgForge Reliable (measured) · 100% over 14 checks

Render 1200x630 Open Graph social preview images from templates; returns a cacheable PNG URL.

MCP endpoint : https://ogforge.mike-tusa.workers.dev/mcp · website · measurements and details
RobotsGate Reliable (measured) · 100% over 9 checks Does the job (tested) · 9/9

Generate, validate and check robots.txt rules for AI crawlers. Free; optional Pro key.

MCP endpoint : https://robotsgate.mike-tusa.workers.dev/mcp · website · measurements and details
MailAlign Reliable (measured) · 100% over 5 checks

Email header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups.

MCP endpoint : https://mailalign.mike-tusa.workers.dev/mcp · website · measurements and details
HeaderGuard Reliable (measured) · 100% over 36 checks Does the job (tested) · 36/36

Scan a website's HTTP security headers (HSTS, CSP, framing, COOP/CORP, cookies). Score + fixes.

MCP endpoint : https://headerguard.mike-tusa.workers.dev/mcp · website · measurements and details
WorkdayAPI Reliable (measured) · 100% over 23 checks Does the job (tested) · 23/23

Business-day and public-holiday math for 29 countries: add business days, days between, holidays.

MCP endpoint : https://workdayapi.mike-tusa.workers.dev/mcp · website · measurements and details
BurnerCheck Reliable (measured) · 100% over 14 checks Does the job (tested) · 14/14

Disposable email checker: disposable, role, free-mail and look-alike flags. List-based, no MX.

MCP endpoint : https://burnercheck.mike-tusa.workers.dev/mcp · website · measurements and details
ToolGrade Reliable (measured) · 100% over 6 checks Fails real tasks · 0/6

Grade MCP tool definitions for agent-readiness: score, A-F grade, fixes, est. token cost.

MCP endpoint : https://toolgrade.mike-tusa.workers.dev/mcp · website · measurements and details
PlainGrade Reliable (measured) · 100% over 24 checks Does the job (tested) · 24/24

English readability scores (Flesch, Flesch-Kincaid, Fog, SMOG) and text stats. Text never stored.

MCP endpoint : https://plaingrade-api.mike-tusa.workers.dev/mcp · website · measurements and details
CussCheck Reliable (measured) · 100% over 14 checks Does the job (tested) · 14/14

English profanity filter: find and censor swear words, incl. obfuscations. Word list, not AI.

MCP endpoint : https://profanity-api.mike-tusa.workers.dev/mcp · website · measurements and details
DnsGuard Reliable (measured) · 100% over 38 checks Does the job (tested) · 38/38

Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

MCP endpoint : https://dnsguard.mike-tusa.workers.dev/mcp · website · measurements and details
UAParse Reliable (measured) · 100% over 38 checks

Parse a User-Agent: browser, OS, device, plus bot, search crawler, AI crawler and AI agent flags.

MCP endpoint : https://uaparse.mike-tusa.workers.dev/mcp · website · measurements and details
CertGuard Reliable (measured) · 100% over 35 checks Fails real tasks · 0/35

Free SSL/TLS certificate checker: expiry, chain trust, hostname match, TLS version, A/B/C/F grade.

MCP endpoint : https://certguard.mike-tusa.workers.dev/mcp · website · measurements and details

AI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt

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