EVERY CAPABILITY
All capabilities
2092 capabilities on 12 shelves · showing 1633–1680
Checks & verification 347 · 48 on this page
Simulate a read-only Ethereum contract call
Found by us · api.onesource.io
Checks & verification
Runs a read-only Ethereum contract call and gives you the result, with no transaction sent.
Payer graph and screening signal for an agent
Found by us · mcpfax-reliability.bowling-anthony.workers.dev
Checks & verification
Gives you a know-your-agent payer graph and coverage-gated screening signals for an agent.
Check on the share of modern image formats
Found by us · tempo.halowerk.com
Checks & verification
Gives you a check on the share of modern image formats for an object.
Plain-English explanation of a Base transaction
Found by us · 402.com.tr
Checks & verification
Gives you a plain-English explanation and risk read for a Base transaction hash.
Image X-Robots-Tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of an image's X-Robots-Tag response header.
Hreflang map checker
Found by us · intel.rallylive.ca
Checks & verification
Shows every language and region a page declares, and flags mistakes.
ERC20 allowance for an owner and spender
Found by us · api.onesource.io
Checks & verification
Gives you how much an approved spender can move from an ERC20 token owner's wallet.
Modern image format share check
Found by us · tempo.halowerk.com
Checks & verification
Tells you what share of a redirect's images use modern formats.
Legal entity identifier resolver
Found by us · 2s.io
Checks & verification
Resolves a company's LEI, SEC CIK, and ticker from any one of them.
Parameter URL meta robots value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of a parameterized URL's meta robots tag.
Security.txt reader
Found by us · intel.rallylive.ca
Checks & verification
Reads a domain's security.txt file to find how to report a vulnerability.
Deep due diligence
Found by us · 402.com.tr
Checks & verification
Runs a full risk battery on a token and gives one synthesized buy or sell verdict.
FractalAI Notary
Found by us · fractalai.net.co
Checks & verification
Seals an AI agent's own decision into a re-verifiable, signed receipt.
Perfume batch code decoder
Found by us · scentpulse.theaslangroupllc.com
Checks & verification
Estimates a perfume's production date and freshness from its batch code.
URL rule X-Robots-Tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of the X-Robots-Tag response header for a URL rule.
Image format detector
Found by us · api.x402node.dev
Checks & verification
Tells you an image's true format from its bytes, even if the URL or headers lie.
FractalAI Provenance
Found by us · fractalai.net.co
Checks & verification
Seals a hash of your dataset, training run, or content with a signed, timestamped record.
Document render-start timing check
Found by us · tempo.halowerk.com
Checks & verification
Tells you how long a document takes before it starts rendering visibly.
Pagination X-Robots-Tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of a paginated page's X-Robots-Tag response header.
CDN or reverse proxy check
Found by us · intel.rallylive.ca
Checks & verification
Tells you whether an IP belongs to a CDN or reverse proxy, or is the origin server.
Office email deliverability check
Found by us · email.intel.rallylive.ca
Checks & verification
Checks whether office@ at a domain is likely to be a working email address.
Pre-trade gate
Found by us · 402.com.tr
Checks & verification
Gives one GO, HOLD, or STOP verdict on a token before you trade it.
Redirect render-start timing check
Found by us · tempo.halowerk.com
Checks & verification
Tells you how long a redirect takes before the destination starts rendering visibly.
Contract proxy pattern detector
Found by us · multichain-rpc.clankerceo.workers.dev
Checks & verification
Tells you if a contract is an upgradeable proxy, and what it currently points to.
Meta robots tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of a page's meta robots tag.
HTTP methods check
Found by us · intel.rallylive.ca
Checks & verification
Tells you which HTTP methods a URL accepts.
Font render-start timing check
Found by us · tempo.halowerk.com
Checks & verification
Tells you how long a font takes before it starts rendering visibly.
Endpoint preflight check
Found by us · mcpfax-reliability.bowling-anthony.workers.dev
Checks & verification
Checks whether an endpoint is safe to call right now, before you spend money on it.
FractalAI CBOM Seal
Found by us · fractalai.net.co
Checks & verification
Seals a cryptographic-inventory document into a timestamped, checkable certificate.
Sitemap robots.txt permission check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you whether robots.txt allows crawling of a sitemap.
DKIM namecheap selector lookup
Found by us · dns.intel.rallylive.ca
Checks & verificationPractice
Checks the DKIM public key published for the namecheap selector of a domain.
IBAN check
Found by us · 402.com.tr
Checks & verification
Validates an IBAN's structure and checksum offline, without checking whether the account exists.
FractalAI Training Provenance
Found by us · fractalai.net.co
Checks & verification
Seals a hash of your dataset or training run into a signed provenance record.
Sitemap X-Robots-Tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of a sitemap's X-Robots-Tag response header.
Tor exit node check
Found by us · intel.rallylive.ca
Checks & verification
Tells you whether an IP address is a current Tor exit node.
Rug probability score
Found by us · 402.com.tr
Checks & verification
Scores how likely a token is to be a rug pull, from 0 to 100.
Page render-start timing check
Found by us · tempo.halowerk.com
Checks & verification
Tells you how long a page takes before it starts rendering visibly.
UK company registry lookup
Found by us · 2s.io
Checks & verification
Looks up any UK company by name or company number in the official Companies House registry.
Musicwire
Found by us · musicwire.5432wire.com
Checks & verification
Validates a MusicXML file with a fixed set of quality checks.
FractalAI Know-Your-Agent
Found by us · fractalai.net.co
Checks & verification
Checks another agent's identity credential and pulls its on-chain reputation, so you know who you're dealing with.
X-Robots-Tag value check
Found by us · crawlspur.halowerk.com
Checks & verification
Tells you the value of a page's X-Robots-Tag response header.
Text similarity checker
Found by us · api.x402node.dev
Checks & verification
Scores how similar two texts are, and shows which keywords they share.
Office email deliverability check
Found by us · email.intel.rallylive.ca
Checks & verificationPractice
Checks whether office@ at a domain looks like a deliverable email address.
Texas real estate license lookup
Found by us · 2s.io
Checks & verification
Checks a Texas real estate license by name, number, type, or status.
Time to visible render start for an image
Found by us · tempo.halowerk.com
Checks & verification
Checks how long an image object takes to reach its visible render start.
Herb-drug interaction check
Found by us · herbapulse.theaslangroupllc.com
Checks & verification
Checks for safety issues when combining an herb or supplement with a medication.
Package install risk verdict (DepScout)
Found by us · depscout.vercel.app
Checks & verification
Checks an npm package, PyPI package, or GitHub repo before you install it.
Franchise due diligence vetting
Found by us · franchisepulse.theaslangroupllc.com
Checks & verification
Gives you a franchise's litigation history, failure rates, and a verdict.