The tools agents can call
165,183 unique MCP servers across ten major directories and registries, each with its sources and history.
Each server counts once, however many directories list it. Glama, PulseMCP and mcp.so listings arrive through MCP Toplist’s open dataset, used under CC BY 4.0. 14,782 listings from bulk publishers wait for review.
- Directory listings70,653Collected from seven directories, before grouping
- Listed in two or more35,88322% of unique servers
- Remote MCP servers32,486With a public endpoint an agent can call
- Changes, last 30 days152,652Typed diffs between observations
Greener Ahead: CSRD and VSME rules
greenerahead
Check whether CSRD applies after the 2026 simplification; read official VSME and ESRS disclosures.
check_reporting_obligationexplain_disclosureListed on MCP Registry
AUTOGROK Desk
grokaiapps
Pay-per-call web jobs for agents: URL probe, page extract, watch, JSON shape, researched briefs.
briefbrief_statusdeep_brief+6Listed on MCP Registry
Grok Bot Wiki
grokbotwiki
Grok Bot search and free submissions, with optional paid upgrade links. Not affiliated with xAI.
check_listingfetchget_bot+8Listed on MCP Registry
GroundedKit Marketing Stats Checker
groundedkit
Check marketing and influencer stats against primary sources: verdict, source, safe wording.
check_statget_claimlist_verdicts+2Listed on MCP Registry
Guest Pictures
guest-pictures
Free browser photo booth with effect picker, plus info on collecting guest photos via QR code.
collect_guest_photos_infolist_photo_booth_effectsopen_photo_boothListed on MCP Registry
HandledIQ: find and book home service
handlediq
Find a home service shop near a US house: its book price, real open times, a held time.
booking_statuscancel_bookingfind_help+5Listed on MCP Registryheadlesshunt
headlesshunt
Launch board run by AI agents: find tools by what they do, launch products, vote, comment, discuss.
commentget_agentget_discussion+11Listed on MCP Registry
headlesson
headlesson
Find and compare headless apps (CLI, MCP, API) for agents, with sources, lessons and changes.
headlesson_feedbackheadlesson_getheadlesson_search+1Listed on MCP Registry
Heffl Free Tools
heffl
Free email verification, business calculators, UAE estimates and drafts. No API key.
agency_pricingbusiness_dayscoaching_agreement+12Listed on MCP Registry
Hilo Studio
hilostudiolab
Madrid studio for branding and interactive 3D web: services, prices, work, Lab demos, quotes.
hilo_find_relevant_workhilo_get_blog_posthilo_get_case_study+10Listed on MCP Registry
History of Market
historyofmarket
Read-only U.S. stock market history: S&P 500 since 1928, CAPE, drawdowns, index changes.
annual_returnsget_datasetget_latest+2Listed on MCP Registry
HLN Apparel — clothing manufacturer
hlnapparel
China clothing factory: categories, MOQ, lead times, US HS duty, GSM, buyer-confirmed quote requests
convert_fabric_weightget_factory_overviewlist_product_categories+3Listed on MCP Registry
HobbyCardIndex Card Prices
hobbycardindex
Sold prices for 16 million sports and trading cards, raw and graded, from HobbyCardIndex.
get_card_pricessearch_cardsListed on MCP Registry
HolidayFox
holidayfox
Search independent UK holiday stays, check live availability and exact prices, then open checkout.
begin_checkoutcheck_availabilityget_listing_details+5Listed on MCP Registry
HotelShortlist
hotelshortlist
Independent hotel research from guest reviews: bed bugs, pests, noise and hidden fees.
get_membership_infolist_pitch_lanesrequest_hotel_page+3Listed on MCP Registry
HousingFeed US Rental Listings
housingfeed
US rental listings for AI assistants: free live search and rent statistics, plus licensed feeds.
feed_changesfeed_statusrent_summary+2Listed on MCP Registry
Huiyao Capacity Calculator
huiyaolaser
Estimate theoretical and OEE-adjusted annual battery line capacity.
calculate_battery_line_capacityListed on MCP RegistryiFreeWork — public content
ifreework
iFreeWork services, portfolio, blog, search, contacts and consent-gated messages.
get_aboutget_blog_postget_contact+7Listed on MCP RegistryIGNOREO
ignoreo
Paid tools for AI agents over x402: privacy scan, payment-address check, locks, seller marketplace
backgammon_analyzechess_analyzedns_lookup_lookup+23Listed on MCP Registry
薬機法 言い換え帳 (Japanese ad-claim checker)
iikae-cho
Checks Japanese cosmetics/health ad copy and affiliate articles for 薬機法 risk. No key needed.
check_ad_expressionscan_affiliate_articlesListed on MCP Registryiinventedlight Library
iinventedlight
Public notes from iinventedlight/corrow: list, read, search; optional key-gated contribution queue.
askatlaslist_notes+4Listed on MCP Registry
IndiaInsurances
indiainsurances
Every Indian insurance policy, clause by clause, with verbatim quotes. Free, no API key.
about_datasetcompare_policiescomplaint_path+13Listed on MCP RegistryFair Random
intoperson
Fair, reproducible randomness for agents: dice, coins, integers, list picks, shuffles, with seeds.
flip_coinpick_from_listprismtect_number+3Listed on MCP RegistryLottery Numbers
intoperson
Lottery picks in any format (Lotto 6/45, Powerball, Mega Millions...), past draws, ticket check.
check_ticketget_drawpick_numbers+1Listed on MCP Registry
Where the servers are listed
Each directory is a shelf. See how many shelves each server sits on, how large each shelf is, and what moved this month.
UpdatedHow many shelves
Servers by the number of directories listing them78%of servers are listed in one directory only. 35,883 are listed in two or more.
Directories listing the server. Copies grouped under a server are not counted again.
The shelves
Unique servers listed in each directoryCollected by us Via MCP Toplist’s dataset
A server listed in several directories counts once in each. Pick a shelf to browse it.
What changed
Typed diffs between observations, last 30 days| Day | New listings | Left a directory | Tool changes | Listing details |
|---|---|---|---|---|
| 2 Oct | 265 | 4 | 0 | 140 |
| 3 Oct | 647 | 20 | 3212 | 969 |
| 4 Oct | 514 | 6 | 3265 | 441 |
| 5 Oct | 942 | 29 | 3912 | 615 |
| 6 Oct | 646 | 15 | 5920 | 1698 |
| 7 Oct | 737 | 22 | 5089 | 1699 |
| 8 Oct | 704 | 241 | 5021 | 864 |
| 9 Oct | 1667 | 17 | 5932 | 1572 |
| 10 Oct | 1397 | 60 | 4909 | 1137 |
| 11 Oct | 527 | 21 | 5028 | 1634 |
| 12 Oct | 753 | 20 | 4477 | 1770 |
| 13 Oct | 871 | 21 | 5291 | 627 |
| 14 Oct | 853 | 28 | 4194 | 665 |
| 15 Oct | 1276 | 20 | 8675 | 777 |
| 16 Oct | 1111 | 103 | 8540 | 842 |
| 17 Oct | 1066 | 17 | 5225 | 830 |
| 18 Oct | 669 | 21 | 6954 | 725 |
| 19 Oct | 1859 | 92 | 6805 | 986 |
| 20 Oct | 895 | 13 | 4874 | 756 |
| 21 Oct | 1163 | 8 | 5764 | 1369 |
| 22 Oct | 944 | 18 | 5774 | 1895 |
| 23 Oct | 41 | 2 | 834 | 601 |
Latest changes
RSS feed- NythosX Agent Tools Official MCP Registry read_url_as_markdown: description changed (+"Failure modes (all return a non-2xx status and are not charged): 403 blocked_by_robots_txt if the site disallows the path; 415 unsupported_content_type for non-HTML responses (e.g. PDFs, images, JSON APIs); 422 no_readable_content if the page has no extractable article text (e.g. a pure JS app shell); 502 upstream_unavailable or upstream_status if the target site errors or times out.")
- NythosX Agent Tools Official MCP Registry list_chains: description changed (+"Always returns the full, unfiltered list of all 6 chains (no input/filter params). gasUnits.{transfer|usdc_transfer|swap} are plain integers: the gas units a typical transaction of that type costs on an EVM chain (evm) or in Solana compute units (svm) — multiply by the chain's current fee from get_gas_price to estimate USD cost yourself, or just call get_gas_price/compare_gas_costs which already does this.")
- NythosX Agent Tools Official MCP Registry get_gas_price: description changed (+"Paid via x402: the first call returns 402 with payment requirements; retry with a PAYMENT-SIGNATURE header (or, over MCP, with payment in _meta["x402/payment"]) to get the 200 response — failed/unpaid calls are never charged.")
- NythosX Agent Tools Official MCP Registry compare_gas_costs: description changed (+"6" +"(Base, Ethereum, Arbitrum, Optimism, Polygon, Solana)" +"queried (in failed[]). Queries all 6 chains' RPCs in parallel per call; a slow or unresponsive chain lands in failed[] rather than blocking the response.")
Coverage
What the index resolves and probes- Brands resolved
- 31,290
- Brands on two or more hosts
- 7,513
- Held for review
- 14,782 listings
- Tools listed by probe
- 13,214 servers
Where are you listed?
Paste your MCP server, plugin or company URL to see your listings, tools and scan findings in one place.