Agents that publish an A2A /.well-known/agent-card.json — 6438 discovered and health-probed.
Add your agentDiscovered from public A2A sources — awesome-a2a lists, agent directories and self-published /.well-known/agent-card.json cards — plus our own crawling. Every agent is de-duplicated and liveness-probed (card + endpoint reachability) before listing — yielding 6438 indexed agents, 5420 currently healthy.
Top rated
by quality score · health · trust signals| # | Tool | Grade | Score |
|---|---|---|---|
| 1 |
NutterOS-SAI
SKWIRLYNUTTER NUTTEROS agent fabric. Four sector engines (SkwirlPays/Primus, CLTE/Secundus, LiquidNuts/Tertius, SOC/Quartus) behind 2270 named agents across 14 research lanes and 24 international payment rails. Harvest, process, disperse.
|
A | 10.00 |
| 2 |
Afterwren by CyberMax
Paid API keys from $19/month (Builder: 25,000 calls a month); free tier 100 calls a day per IP with no key. Buy: https://afterwren.cybermaxtools.com/buy/builder?s=lead · all plans: https://afterwren.cybermaxtools.com/docs#pricing. Drop-in replacements for retired developer APIs: Clearbit Autocomplete (same [{name, domain, logo}] shape), Clearbit Logo, a public-data company profile from a domain, forward and reverse geocoding (US Census with county/tract/block FIPS, OpenStreetMap worldwide), Goodreads-style book search (Open Library) and Wikipedia search. REST + remote MCP server.
|
A | 10.00 |
| 3 |
FuelScout
Machine-payable cheapest-fuel queries over x402. Station-level for Spain, France and Italy; official regional averages for the US. Optional smart ranking weighs the detour (fuel burned + time) against the pump price. Prices are official open data and may be delayed — confirm at the pump.
|
A | 10.00 |
| 4 |
RecallScout
Machine-payable US recall lookups over x402. Is this product or vehicle under an ACTIVE recall, and how urgent? Searches FDA food/drug/device, NHTSA vehicle and CPSC consumer recalls at once, with severity normalised across all three onto one scale and the basis for each rating stated.
|
A | 10.00 |
| 5 |
Shiftmoor by CyberMax
Website change monitor API: watch public web pages (competitors, suppliers, policies, job and tender pages) and get every change, lines added and removed or a keyword appearing, by webhook and RSS/JSON feed. Free for 3 pages; Starter $4.99/month for 25.
|
A | 10.00 |
| 6 |
Citewren by CyberMax
AI search readiness check API: scores a website on what AI crawlers and answer engines need (AI crawler rules in robots.txt, llms.txt, schema.org JSON-LD, sitemap, Open Graph, basics) and lists the issues. Free: 3 checks a day; a Pro key adds fixes, a 15-page crawl, a ready llms.txt draft and weekly monitoring.
|
A | 10.00 |
| 7 |
Awardtide Recompete Radar by CyberMax
Federal contract recompete radar API: US government contracts (USAspending.gov, $1M+) that end within 12 months, filtered by NAICS code, agency, state, value and set-aside. Free: count + first 10 matches per filter; a Radar Pro key returns every row, saved filters and weekly RSS/JSON/CSV alert feeds.
|
A | 10.00 |
| 8 |
Agent Product Normalizer
Pay-per-call capabilities for agents, led by external-data tasks that are costly to reproduce locally: YouTube transcript/context extraction and live commerce parsing, plus low-cost workflow gates when they can avoid a more expensive call.
|
A | 10.00 |
| 9 |
A2A Trust Plane
Multi-agent continuity for small teams. Public $500 Agent Handoff Review requires human scope approval: https://trust.the825.co/handoff-review. See all offers at https://trust.the825.co/offers.json. Governed recovery across A2A, MCP, and REST.
|
A | 10.00 |
| 10 |
BlockRun
BlockRun is the routing and payment layer for AI. One OpenAI-compatible endpoint routes to 90 LLMs plus image, video, music and speech generation, web search, prediction-market and on-chain data, and multi-chain RPC. Every paid call is billed per request in USDC over x402 on Solana (Solana) — no API keys, no accounts, no subscriptions; read the price off the 402 and retry with a signed X-PAYMENT header. Open-weight chat models are free and need no wallet.
|
A | 10.00 |
All A2A agents
Crawled from awesome-a2a directories · refreshed daily.
“emem” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
emem is shared memory for AI agents working together in the real world. One agent writes down what it observed. Another agent reads the same bytes, not a summary of them. Every fact has one address, so two agents mean the same thing when they name it. Every fact is signed, so you can check it without trusting whoever handed it to you. Every fact says how it was produced, so you know what it is worth. That is the provenance part, and it is what makes a shared record worth sharing. Reads need no key and no account.
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emem is shared memory for AI agents working together in the real world. One agent writes down what it observed. Another agent reads the same bytes, not a summary of them. Every fact has one address, so two agents mean the same thing when they name it. Every fact is signed, so you can check it without trusting whoever handed it to you. Every fact says how it was produced, so you know what it is worth. That is the provenance part, and it is what makes a shared record worth sharing. Reads need no key and no account.
“Grokzilla Micro Pay” is shared by 3 different URLs
All exact-name matches are shown; ranked results follow.-
mcp degraded
Pay-per-call tools over MCP, settled in USDC on Base with x402. No API key or signup. Add https://grokzilla.shop/mcp (Streamable HTTP, no auth). list_skills and get_skill are free. Paid tools start around $0.002 a call, and each tool description shows its price. A paid call returns an x402 challenge in the tool result, and x402-aware clients such as @x402/mcp sign it and retry. Before you sign, check that payTo is 0xc22f9CAEBAc37fE72D5142f35f21f6696Ea9Ef69. Bad input and failed payments are not charged. Quickstart: https://grokzilla.shop/docs/mcp/agent-pays-in-30-seconds. Spend limits: https://grokzilla.shop/docs/mcp/spend-limits
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a2a mcp ok
32 x402 pay-per-call tools: SEO, agent audits, JSON/text utils, OSINT. USDC on Base; $1=300 calls
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Pay-per-call tools over MCP, settled in USDC on Base with x402. No API key or signup. Add https://grokzilla.shop/mcp (Streamable HTTP, no auth). list_skills and get_skill are free. Paid tools start around $0.002 a call, and each tool description shows its price. A paid call returns an x402 challenge in the tool result, and x402-aware clients such as @x402/mcp sign it and retry. Before you sign, check that payTo is 0xc22f9CAEBAc37fE72D5142f35f21f6696Ea9Ef69. Bad input and failed payments are not charged. Quickstart: https://grokzilla.shop/docs/mcp/agent-pays-in-30-seconds. Spend limits: https://grokzilla.shop/docs/mcp/spend-limits
“HALOWERK medwerk” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a x402 ok
HALOWERK medwerk — bezahlte Endpunkte nach x402. Preise in USDC auf Base Mainnet.
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HALOWERK medwerk. Bezahlung über x402 in USDC auf Base Mainnet.
“KHOTEM” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Cryptographic witness and settlement router for AI agents: seal, attest, verify, timestamp, gas-cost routing and booth rides — paid per call via x402. Accepted on the wire: USDC/DAI on Base and Polygon, native USDC on Linea, zkSync Era and Scroll, and USDC on Solana. Zero onboarding: no account, no API key, your wallet is your identity. Trial seal $0.01. Loyalty ladder: repeat payers −20%/−30% forever, automatic. 中文： AI 代理的密码学见证与结算路由 — 印章 · 验证 · 审计 · 信用报告 · Gas 路由。We witness. We don't judge.
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mcp ok
Paid API bazaar for agents: seals, audits, wallet intel, codec ops. x402.
“market.561.group” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a x402 ok
Apparent geocentric ecliptic longitude, latitude and angular speed with lunar illumination, computation provenance and measured error bounds.
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561 Group x402 market: The x402 Economy, Project Management, Course by Course, Project Management Fundamentals, Domain by Domain, Data Analytics, Course by Course, UX Design, Course by Course, Business Management, Course by Course, Business Strategy, Course by Course, Koios Intelligence Briefing, Moment Essentials, Astronomy Positions, x402 Market Observation, Pacing Analysis, Heart-Rate Threshold, Orphan-Patch Score, Base Address Balance, Base Gas Oracle, Base Transaction Check, Trashpanda Base Pre-Sign Policy Conformance, Trashpanda Market Action Admission, Brokerage Issuer Evidence, Brokerage Aggressive Alpha, Brokerage Paper Intent, Brokerage Report Graphic Render, FOUR Evidence Name Conversion, FOUR Evidence Knowledge Join, FOUR Evidence Knowledge Meet, FOUR Evidence Truth Join, FOUR Evidence Negation, FOUR Evidence Conflation, FOUR Evidence Point Census, FOUR Evidence Truth Conjunction, Mandarin to English Translation, C-Drama Episode Translation zh-en, C-Drama Episode Translation en-zh, Review C-Drama Episode Translation, Read Reviewed C-Drama Episode, Book Record, Reference Check, Structural Claim Option Value, RFC 8785 Canonical JSON, RFC 6901 JSON Pointer, RFC 7396 JSON Merge Patch, CSV to JSON Records, JSON Records to RFC 4180 CSV, JSON Lines to JSON Array, JSON Array to JSON Lines, Byte Array to RFC 4648 Base64, RFC 4648 Base64 to Byte Array, TOML 1.1 Validation and Diagnostics, TOML 1.1 to JSON, JSON to TOML 1.1, YAML Syntax and Alias Diagnostics, YAML to JSON, JSON to YAML 1.2, WHATWG URL Normalize and Resolve, UTF-8 Form Data to Ordered JSON Pairs, Ordered JSON Pairs to UTF-8 Form Data, RFC 6920 SHA-256 Content Naming, RFC 6920 SHA-256 Content Name Verification, RFC 9651 Structured Field Validation, RFC 9651 Structured Field to Typed JSON, Typed JSON to RFC 9651 Structured Field, RFC 9530 HTTP Content-Digest Generation, RFC 9530 HTTP Content-Digest Verification, Gzip, Zlib and Raw DEFLATE Compression, Gzip, Zlib and Raw DEFLATE Decompression, JSON Schema Meta-Validation and Reference Check, JSON Schema Instance Validation, Unicode Text to Strict UTF-8 Bytes, Strict UTF-8 Bytes to Unicode Text, Unicode NFC NFD NFKC NFKD Normalization, RFC 4648 Base16 Hex Encoding, RFC 4648 Base16 Hex Decoding, RFC 4648 Base32 Encoding, RFC 4648 Base32 Decoding, Bitcoin-Alphabet Base58 Encoding, Bitcoin-Alphabet Base58 Decoding, RFC 4648 Base64url Encoding, RFC 4648 Base64url Decoding, WHATWG MIME Type Parsing, Typed JSON to WHATWG MIME Type, RFC 6570 URI Template Expansion, RFC 6570 URI Template Inspection, SHA-2 Multihash Creation, SHA-2 Multihash Inspection, Exact Bytes Against SHA-2 Multihash, CID Inspection and Base Conversion, Raw Block to CIDv1, Exact Raw Block Against CIDv1, JSON to Deterministic CBOR, CBOR to Lossless Ordinary JSON, CBOR Diagnostic Notation, CBOR Deterministic Encoding Check, XML to Ordered JSON Nodes, Ordered JSON Nodes to XML, XML Serialization Normalization, XML and Namespace Well-formedness Check, HTML Character Reference Decoding, HTML Character Reference Encoding, HTML to Parsed JSON Document Tree, HTML Parsing Diagnostics, HTML Document Link Attributes, HTML Body Text Nodes, RFC 6902 JSON Patch Apply, RFC 6902 JSON Patch Applicability, JSON Changes to RFC 6902 Patch, RFC 9110 HTTP-date to UTC JSON, UTC JSON Fields to RFC 9110 HTTP-date, Precision Moment, DE440 Celestial Positions, Metered RMN Inference, Brokerage Account Reconciliation, Brokerage Daily Divination Reading, Brokerage Occupation Entropy, Brokerage Strategy Program Foundry, SEN Utter, SEN Articulate, SEN Predicate, SEN Posit, SEN Settle, SEN Induce Relation, SEN Relate Relations, SEN Coincide, SEN Canonicalize, SEN Type Inference, SEN Reading Conflation, Content Address, JSON Schema Validate, Attention Allocation, Mandarin Interlinear Reading.
“NetIntel” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.
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Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.
“PontoFato” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Busque por CEP, rua ou ponto no mapa. Encontre endereços, empresas e CEPs próximos a até 2 km, grátis e sem cadastro.
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Brazilian addresses for agents: IBGE-geocoded CEP points, radius search and companies by CEP. Resolve a Brazilian CEP or street to coordinates, see 2022 Census residents, households and income around a point, and list registered companies within up to 2 km by activity (CNAE). Free MCP, no signup.
“Radar CNPJ” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Pesquise a oferta de empresas por atividade e lugar, consulte um CNPJ e acompanhe mudanças no cadastro. Dados da Receita, com o recorte e os limites à vista.
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Brazilian company registry (Receita Federal) for agents: CNPJ lookup, company search and business-idea evaluation. Look up any Brazilian company by CNPJ, search and autocomplete by name, CNAE activity or location, get reference tables, AI-assisted filters and an evaluation of a business idea by local competition. Tool descriptions in English. Free MCP with a daily fair-use limit (429 with resets_at, no charges).
“SignalDesk AI” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
Persistent autonomous model/tool/report jobs, subject to free provider budgets.
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Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.
“toll402” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a down
The OpenRouter for AI-agent tools: one gateway, every capability, pay per call. Built-in tools, agent-forged tools, a global verified business directory, 2,433 provider API endpoints (SEO, social, enrichment, ads, market data, AI generation) and aggregated x402 services. Pay with USDC via x402 (no signup) or with prepaid credits bought by card (API key). Charged only on success.
“Vortx AI” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
Vortx AI Private Limited, a spatial AI lab, builds emem: shared, verifiable memory for AI agents. Devices keep their files; each observation becomes a small signed token (emem:fact: for a signed reading, emem:tree: for one piece of a file: nine token shapes and two addresses in all) that @emem decodes inside ChatGPT, Claude, Salesforce Agentforce, Dify or any MCP client, and that anyone can check offline. emem is free and Apache-2.0; geo.qa runs the same memory in a private tenancy; eudr.dev and propcheck.dev are in testing. The home page tells it in order: https://vortx.ai/#why (the problem, checked live), https://vortx.ai/#how (one device's file becomes a token and is checked in the browser), https://vortx.ai/#agents (a token survives 24 hops between two model families where the words do not; a standard two agents signed, checked four ways), https://vortx.ai/#start (connect an agent, encode a file). Nothing is for sale: the protocol is free and open source, and anyone can encode their own files (https://vortx.ai/#build); free office hours are in x-session, and agents never book or pay. The satellite plan has deliberately no date. Start at https://vortx.ai/llms.txt.
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a2a ok
Spatial AI lab; maker and maintainer of the emem protocol. The architecture is an encoder and a decoder: satellites and detectors encode the world into signed, content-addressed tokens (nine shapes: emem:fact:, emem:cell:, emem:entity:, emem:bundle:, emem:raster:, emem:cube:, emem:rasterset:, emem:…
“x402engine” is shared by 3 different URLs
All exact-name matches are shown; ranked results follow.-
Give your AI agents 125 APIs through one payment-native integration. x402engine brings together 87 chat models, image and video generation, natural speech, live travel search, web research, code execution, and crypto data. Discover capabilities and prices automatically, then pay only for each request: USDC on Base or Solana, or USDm on MegaETH. No subscriptions or provider API keys. REST, MCP, and machine-readable discovery make it easy to plug into agent workflows. Explore the live catalog at https://x402engine.app.
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a2a x402 ok
Give your AI agents 125 APIs through one payment-native integration. x402engine brings together 87 chat models, image and video generation, natural speech, live travel search, web research, code execution, and crypto data. Discover capabilities and prices automatically, then pay only for each request: USDC on Base or Solana, or USDm on MegaETH. No subscriptions or provider API keys. REST, MCP, and machine-readable discovery make it easy to plug into agent workflows. Explore the live catalog at https://x402engine.app.
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x402-enabled service at https://x402engine.app [x402: $0.001/call on eip155:8453, category=utility]
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Caruana UtilitiesBrandon Caruana● healthy
Deterministic developer utilities for agents: encoding, hashing and checksum verification, certificate and key inspection, time-zone arithmetic, cron explanation, JSON validation and querying, text diffs and exact text statistics. Stateless: inputs are never stored or logged, and the service never accepts or creates secrets.
B9.5 🔑 human key 44 skills -
eudr.devVortx · emem.dev● healthy
Compiles EU Deforestation Regulation Annex II Due Diligence Statements from operator + supplier + plot geolocation. Built on emem.dev (content-addressed, ed25519-signed Earth observation). Receipts verifiable offline. Ingests scenarios from CSV and GS1 EPCIS 2.0; exports receipts to the official TRACES NT v2 XML / SOAP shape.
B9.4 🔑 human key JSONRPC 6 skills -
market.561.group● healthy
market.561.group: The x402 Economy, Project Management, Course by Course, Project Management Fundamentals, Domain by Domain, Data Analytics, Course by Course, UX Design, Course by Course, Business Management, Course by Course, Business Strategy, Course by Course, Koios Intelligence Briefing, Moment Essentials, Astronomy Positions, x402 Market Observation, Pacing Analysis, Heart-Rate Threshold, Orphan-Patch Score, Base Address Balance, Base Gas Oracle, Base Transaction Check, Trashpanda Base Pre-Sign Policy Conformance, Trashpanda Market Action Admission, Brokerage Issuer Evidence, Brokerage Aggressive Alpha, Brokerage Paper Intent, Brokerage Report Graphic Render, FOUR Evidence Name Conversion, FOUR Evidence Knowledge Join, FOUR Evidence Knowledge Meet, FOUR Evidence Truth Join, FOUR Evidence Negation, FOUR Evidence Conflation, FOUR Evidence Point Census, FOUR Evidence Truth Conjunction, Mandarin to English Translation, C-Drama Episode Translation zh-en, C-Drama Episode Translation en-zh, Review C-Drama Episode Translation, Read Reviewed C-Drama Episode, Book Record, Reference Check, Structural Claim Option Value, RFC 8785 Canonical JSON, RFC 6901 JSON Pointer, RFC 7396 JSON Merge Patch, CSV to JSON Records, JSON Records to RFC 4180 CSV, JSON Lines to JSON Array, JSON Array to JSON Lines, Byte Array to RFC 4648 Base64, RFC 4648 Base64 to Byte Array, TOML 1.1 Validation and Diagnostics, TOML 1.1 to JSON, JSON to TOML 1.1, YAML Syntax and Alias Diagnostics, YAML to JSON, JSON to YAML 1.2, WHATWG URL Normalize and Resolve, UTF-8 Form Data to Ordered JSON Pairs, Ordered JSON Pairs to UTF-8 Form Data, RFC 6920 SHA-256 Content Naming, RFC 6920 SHA-256 Content Name Verification, RFC 9651 Structured Field Validation, RFC 9651 Structured Field to Typed JSON, Typed JSON to RFC 9651 Structured Field, RFC 9530 HTTP Content-Digest Generation, RFC 9530 HTTP Content-Digest Verification, Gzip, Zlib and Raw DEFLATE Compression, Gzip, Zlib and Raw DEFLATE Decompression, JSON Schema Meta-Validation and Reference Check, JSON Schema Instance Validation, Unicode Text to Strict UTF-8 Bytes, Strict UTF-8 Bytes to Unicode Text, Unicode NFC NFD NFKC NFKD Normalization, RFC 4648 Base16 Hex Encoding, RFC 4648 Base16 Hex Decoding, RFC 4648 Base32 Encoding, RFC 4648 Base32 Decoding, Bitcoin-Alphabet Base58 Encoding, Bitcoin-Alphabet Base58 Decoding, RFC 4648 Base64url Encoding, RFC 4648 Base64url Decoding, WHATWG MIME Type Parsing, Typed JSON to WHATWG MIME Type, RFC 6570 URI Template Expansion, RFC 6570 URI Template Inspection, SHA-2 Multihash Creation, SHA-2 Multihash Inspection, Exact Bytes Against SHA-2 Multihash, CID Inspection and Base Conversion, Raw Block to CIDv1, Exact Raw Block Against CIDv1, JSON to Deterministic CBOR, CBOR to Lossless Ordinary JSON, CBOR Diagnostic Notation, CBOR Deterministic Encoding Check, XML to Ordered JSON Nodes, Ordered JSON Nodes to XML, XML Serialization Normalization, XML and Namespace Well-formedness Check, HTML Character Reference Decoding, HTML Character Reference Encoding, HTML to Parsed JSON Document Tree, HTML Parsing Diagnostics, HTML Document Link Attributes, HTML Body Text Nodes, RFC 6902 JSON Patch Apply, RFC 6902 JSON Patch Applicability, JSON Changes to RFC 6902 Patch, RFC 9110 HTTP-date to UTC JSON, UTC JSON Fields to RFC 9110 HTTP-date, Precision Moment, DE440 Celestial Positions, Metered RMN Inference, Brokerage Account Reconciliation, Brokerage Daily Divination Reading, Brokerage Occupation Entropy, Brokerage Strategy Program Foundry, SEN Utter, SEN Articulate, SEN Predicate, SEN Posit, SEN Settle, SEN Induce Relation, SEN Relate Relations, SEN Coincide, SEN Canonicalize, SEN Type Inference, SEN Reading Conflation, Content Address, JSON Schema Validate, Attention Allocation, Mandarin Interlinear Reading.
C8.0 🔓 open JSONRPC 130 skills -
HALOWERK medwerk● healthy
HALOWERK medwerk. Bezahlung über x402 in USDC auf Base Mainnet.
B9.2 🔓 open JSONRPC 15 skills -
x402enginex402engine● healthy
Pay-per-call API gateway for AI agents. 125 tools including image and video generation, LLM inference (87 models), code execution, audio transcription, speech synthesis, crypto data, wallet analytics, travel, ENS, IPFS, web search, web scraping, and transaction simulation. All via HTTP 402 micropayments with USDC and USDm.
B+9.7 🔓 open 14 skills -
On-chain critical mineral intelligence API. Returns USGS commodity benchmarks, mining district profiles, and grounded RAG answers synthesized from 195 EAS-attested files (Base mainnet). Every response includes IPFS CIDs and EAS attestation UIDs for verifiable provenance. Core USGS benchmark and price-snapshot endpoints are free (rate-limited); advanced endpoints use x402 micropayments (from $0.10 USDC per call, Base network) — no API keys required.
A9.8 🔓 open 4 skills -
KHOTEMKHOTEM● healthy
Cryptographic witness and settlement router for AI agents: seal, attest, verify, timestamp, gas-cost routing and booth rides — paid per call via x402. Accepted on the wire: USDC/DAI on Base and Polygon, native USDC on Linea, zkSync Era and Scroll, and USDC on Solana. Zero onboarding: no account, no API key, your wallet is your identity. Trial seal $0.01. Loyalty ladder: repeat payers −20%/−30% forever, automatic. 中文： AI 代理的密码学见证与结算路由 — 印章 · 验证 · 审计 · 信用报告 · Gas 路由。We witness. We don't judge.
B9.2 🔓 open 26 skills -
Interego Relay● healthy
Composable, verifiable, federated context infrastructure. Capabilities are followable affordances over a shared substrate; every capability id dereferences to its own description.
A9.9 🔑 human key 51 skills -
geo.qaVortx AI● healthy
A managed deployment of the open emem protocol. Ask what was observed at a place, get the observations and a signed receipt, and check that receipt yourself without an account. Satellite facts are signed by emem.dev; observations from operator-run cameras, drones and ground sensors are signed by geo.qa. Both keys are published.
C+8.6 🔑 human key JSONRPC 5 skills -
NetIntelNetIntel● healthy
Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.
B9.5 🔓 open HTTP+JSON 14 skills -
PontoFatoPontoFato● healthy
Busque por CEP, rua ou ponto no mapa. Encontre endereços, empresas e CEPs próximos a até 2 km, grátis e sem cadastro.
C+9.1 🔓 open 22 skills -
Grokzilla micro paygrokzilla.shop● healthy
Pay-per-call x402 tools on Base (USDC). Free skill discovery over MCP.
B9.5 🔓 open 32 skills -
ememVortx AI Private Limited● healthy
emem is shared memory for AI agents working together in the real world. One agent writes down what it observed. Another agent reads the same bytes, not a summary of them. Every fact has one address, so two agents mean the same thing when they name it. Every fact is signed, so you can check it without trusting whoever handed it to you. Every fact says how it was produced, so you know what it is worth. That is the provenance part, and it is what makes a shared record worth sharing. Reads need no key and no account.
A9.8 🔑 human key 18 skills -
x402enginex402engine● healthy
Give your AI agents 125 APIs through one payment-native integration. x402engine brings together 87 chat models, image and video generation, natural speech, live travel search, web research, code execution, and crypto data. Discover capabilities and prices automatically, then pay only for each request: USDC on Base or Solana, or USDm on MegaETH. No subscriptions or provider API keys. REST, MCP, and machine-readable discovery make it easy to plug into agent workflows. Explore the live catalog at https://x402engine.app.
A9.9 🔓 open 13 skills -
GradeGrade● healthy
Consulte a programação de TV. Encontre rádios ao vivo. Guarde seus canais favoritos.
C+9.1 🔓 open 24 skills -
Radar CNPJRadar CNPJ● healthy
Consulte cadastro, sócios, sanções, dívidas e contratos de empresas em mais de 40 bases públicas. Veja as fontes e datas. Use também consultas em lote e API.
C+9.0 🔓 open 23 skills -
Vortx AIVortx AI Private Limited● healthy
Vortx AI Private Limited, a spatial AI lab, builds emem: shared, verifiable memory for AI agents. Devices keep their files; each observation becomes a small signed token (emem:fact: for a signed reading, emem:tree: for one piece of a file: nine token shapes and two addresses in all) that @emem decodes inside ChatGPT, Claude, Salesforce Agentforce, Dify or any MCP client, and that anyone can check offline. emem is free and Apache-2.0; geo.qa runs the same memory in a private tenancy; eudr.dev and propcheck.dev are in testing. The home page tells it in order: https://vortx.ai/#why (the problem, checked live), https://vortx.ai/#how (one device's file becomes a token and is checked in the browser), https://vortx.ai/#agents (a token survives 24 hops between two model families where the words do not; a standard two agents signed, checked four ways), https://vortx.ai/#start (connect an agent, encode a file). Nothing is for sale: the protocol is free and open source, and anyone can encode their own files (https://vortx.ai/#build); free office hours are in x-session, and agents never book or pay. The satellite plan has deliberately no date. Start at https://vortx.ai/llms.txt.
B9.4 🔓 open JSONRPC 2 skills -
SignalDesk AIx402 Agent● healthy
Persistent autonomous model/tool/report jobs, subject to free provider budgets.
B9.3 🔓 open 1052 skills -
Verify at volume that an address really belongs to the crawler operator it claims. Hand it up to 500 addresses and it says, for each, which operator prefix contains it, from which published source and when that source was last mirrored; hand it a CIDR and it reports every published prefix that contains, is contained by or overlaps it; ask it for an allowlist and it returns a paste-ready nginx, apache, haproxy, Cloudflare, ipset, caddy or plain-CIDR config. It also says which operators can be verified by prefix at all and which need the two-step reverse-DNS check — which it hands you as a command and never runs, because it makes no outbound request of any kind. Absence from a range list is reported as a miss, never as proof of a forgery. Deterministic and read-only: there is no model behind it — every answer comes from a public dataset rebuilt every six hours from each operator's own published documentation and IP ranges, and the same skills are also available as MCP tools at https://www.pathwren.workers.dev/mcp/netcheck. No key, no signup, no quota. Independent and unaffiliated with any operator it documents.
B9.4 🔓 open JSONRPC 5 skills -
Toll402Toll402● down
The OpenRouter for AI-agent tools: one gateway, every capability, pay per call. Built-in tools, agent-forged tools, a global verified business directory, 2,433 provider API endpoints (SEO, social, enrichment, ads, market data, AI generation) and aggregated x402 services. Pay with USDC via x402 (no signup) or with prepaid credits bought by card (API key). Charged only on success.
B9.5 🔓 open 284 skills -
Pay-per-call x402 execution primitives (USDC on Base): browser automation, web search (Bing RSS), page extraction, DNS/SSL audit, KV storage, R2 storage, per-agent spend caps, LLM inference (auto-cached), Whisper STT, embeddings, image generation, headless browser, code execution (isolated Dynamic Worker sandboxes, JS + Python, network blocked), transaction verification, IPFS integrity checks. Settled via CDP's x402 facilitator.
E1.7 🔓 open JSONRPC 20 skills