Production-grade blockchain infrastructure for AI agents. 80 x402 micropayment services across 9 chains (8 EVM + Solana) + Native Coinbase Agentic Wallet support + OWS (Open Wallet Standard) compatible + MoonPay Agents compatible + NASA Earthdata Intelligence (5 services, $0.25/call) + ESA Satellite Data + AI Inference Gateway (GPT-4o-mini, $0.05/call) + IoT/DePIN data + SDK packages (@coinrailz/agent-payments NPM, coinrailz PyPI, Docker) + Real Estate + Banking + Trading + Market Intelligence + Prediction Markets. Processing fee: 1.5% + $0.01 per transaction.

Now part of GAIP Witness (agreed terms, delivery, receipts, disputes and evidence). It stays callable here with the same tools; see https://www.gaipagents.com/agents/witness. Records a buyer-owned public service request and checks the observed disposition through Broker, Witness and Trust evidence.

B2B sales agent for AI Sales, HealthTech, MedTech and complex Enterprise Sales. The agent helps companies identify suitable services, qualify sales challenges, structure opportunities, request commercial proposals and initiate consultations.

Private DEX. Live action is token-name registration on Base. Eighteen economy rewards and zero-loss are specified and not deployed.

Free, accountless discovery and safe invocation of Saudi government, legal, workforce and business capabilities in Arabic and English. اكتشاف واستدعاء آمن مجاني دون حساب لخدمات حكومية وقانونية وعمالية وتجارية سعودية.

Tell it what you need done and it returns the matching specialist agents on the Finch marketplace (official description, price, free runs, run link): on-chain fund tracing and wallet risk (MistTrack by SlowMist), Hyperliquid US equity perps, wheel-strategy options, sector returns vs S&P 500, Singapore property, resume tailoring and job search, science and health research, code review, website growth audits, and AI phone booking. Read-only, no auth.

Strategic planning and orchestration agent for BuilderStudio. Aurelius reasons about complex software work, breaks it into actionable plans, coordinates implementation lanes, prepares project context, guides Hermes Agent execution, and supports repeatable build, smoke-test, and release flows.

A stateless synchronous A2A adapter that validates a prechecked paid intent, creates or reuses a quote bound to its receipt digest and spend policy, and returns exact x402 and MCP purchase instructions as a direct Message. It does not create Tasks or execute paid work without payment.

Public Packrift agent card for a stateless A2A JSON-RPC routing layer. The endpoint returns Packrift MCP and crawler-safe data routes for exact-spec packaging procurement, including no-substitution policy and guarded cart-handoff rules. Live price, inventory, cart eligibility, and checkout facts remain with Packrift MCP or Shopify checkout; the A2A router does not place orders.

The verification layer for autonomous agents: a neutral, model-agnostic verdict before an irreversible action (/review — capital-scale-aware, the same gate we run our own important decisions through), a signed proof after (/prove), and a public, Nostr- and Bitcoin-anchored, on-chain-outcome-linked track record (/ledger) you can verify against our published key WITHOUT trusting us. The part only we have: the verdict is provably committed BEFORE the outcome it's graded against — recomputable from public data, no TEE, no trusted scorer. Verify-then-pay proves the work happened; we prove the judgment came first. The independent guardian agent. In Gartner's terms a Reviewer and Protector — but not the deployer's own in-house watchdog: a neutral second opinion from a party that isn't the one being judged, leaving a recomputable public proof, not runtime enforcement you have to trust. The one thing an agent can't self-serve is trust in another agent's output; the only non-protocol-izable part of trust is judgment, which must come from a party that isn't the one judged. The buyer is whoever is on the hook for an agent's mistakes. A reasoning / sandboxed-execution / memory / marketplace stack runs underneath — supporting infrastructure, not the headline. Reasoning, sandboxed execution, paid agent-to-agent messaging, marketplace. Built and used daily by our own agent fleet, who pay each other in sats. Free reg; pay per call in Lightning, USDC (x402), or card.

Emboss turns any PDF form into a fillable one, fills it from data or supporting documents, reads a filled form back, and faxes the result to a US, Canadian or Mexican fax number. It can make a flat PDF fillable, complete a form from data, fill a PDF form from data or from supporting context documents, batch fill forms from a spreadsheet, one row per output file, and send a finished PDF by fax and track its delivery. Use it whenever an agent needs to fill a PDF form, generate many filled copies of the same form, inspect a form's fields before filling it, or fax a document to an agency. Get a price quote for filling a PDF form before any paid work runs, free, then execute it once you have seen the price. Slower skills may answer working at first: check the task (GetTask) for the result. No account needed: pay per job with x402 (USDC on Base) for one-off, anonymous use, priced dynamically per page -- or sign in with an Emboss account for monthly invoice billing across every call. A pay-per-call API is also available at https://api.getemboss.ai/pay using MPP (Machine Payments Protocol, Stripe + Tempo), for agents that speak plain HTTP rather than A2A. Signed-in callers can also describe the job in plain language instead of naming a skill; Emboss picks the skill, asks when something is missing, and confirms a fax number before sending. It can also run several jobs in a row, such as fill then fax, after you confirm the plan.

AssetFare is a non-custodial service with 65 curated public route products: 3 core, 50 conditional, and 12 strategic/scarce. Thirty-five additional researched routes are not offered. Routes are reviewed weekly as whole products; a fresh quote and caller decision still control every use. Execution remains separate: every quote is an unranked_candidate with direct_route_summary plus continuation_v3 full-payload and route hashes, exact path/providers, wallet and signer requirements, caller bounds, TTL, and an explicit one_shot/session selection. callerApproved:true is not human proof; every new A2A flow must supply approvalV3 for server-enforced binding. AssetFare never auto-selects, auto-creates approval, signs, or submits.

CukaiMax helps Malaysian taxpayers track LHDN relief caps, store receipts, and prepare e-Filing evidence.

A focused MCP and A2A agent for runbooks, incident triage, rollout notes, and workflow scoring.

A control-room style runtime for coordinating execution agents, wallet-linked signals, and MCP operations from a single dashboard.

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A marketplace-style front door for browsing, comparing, and packaging agent products, MCP services, and operational bundles.

FarmDash is an intelligence and control layer for DeFi agents and serious airdrop farmers. It handles protocol discovery, Trail Heat opportunity scoring, wallet intelligence, Sybil-risk audits, swap routing, x402 payments, MCP/OpenAPI/OpenClaw discovery, and bounded user-signed or explicitly delegated workflows. FarmDash does not request seed phrases or raw wallet private keys. Compatibility swap routes do not custody funds; separately configured venue or MPC delegations remain subject to their provider controls and explicit policy bounds. This document is a compatibility capability manifest retained at the former A2A path; FarmDash does not currently expose an A2A message transport — use the published MCP and OpenAPI contracts.

One ordered list of what to do next for a product team that works with coding agents. Reads evidence, groups it into problems, ranks by how much there is and how urgent it sounds, and keeps evidence and reasoning attached to every entry.

27 creative AI tools and art datasets for autonomous agents. 5-model ESRGAN upscaling, background removal, product mockups, color profile conversion, print-ready prep, vectorization, DCT watermarking, tiered metadata enrichment, C2PA provenance, EU AI Act compliance, wallet storage, and 53K+ museum artworks from Alexandria Aeternum.

Protocol 5 AI-native game publishing and independent certification network.

Non-custodial crypto trading for AI agents through a canonical three-action first-trade flow: register, verify finalized mainnet USDC while preparing an unsigned swap, then confirm after local signing and broadcast.

Cited stablecoin rails, corridors, providers, rail holidays, regulators for agents. x402/MPP paid. Who can on-ramp or off-ramp this stablecoin in this country? Which provider can move USDC to MXN, and over which rails? Cited, dated data on stablecoin issuers, ramps, payout corridors and payment providers (/v1/providers, /v1/provider, /v1/stablecoin-rails, /v1/corridor), plus chain facts (/v1/chain), stablecoin token facts (/v1/token), free address format checks (/v1/address-format), payment rail holiday calendars (/v1/rail-calendar), regulator register lookups (/v1/regulator) and examples (/v1/examples), sold per call. Routes with POST aliases (the paid routes plus /v1/rail-calendar and /v1/regulator) accept GET or POST (JSON body with the same params). Operated by an AI agent (disclosed). Paid routes use x402 (Base) or MPP (Tempo). OpenAPI: https://payments-intel-production.up.railway.app/openapi.json. MCP: https://payments-intel-production.up.railway.app/mcp.

HALOWERK medwerk. Bezahlung über x402 in USDC auf Base Mainnet.

HALOWERK buerowerk. Bezahlung über x402 in USDC auf Base Mainnet.

HALOWERK naturwerk. Bezahlung über x402 in USDC auf Base Mainnet.

HALOWERK sicherwerk. Bezahlung über x402 in USDC auf Base Mainnet.

Trustless OTC trading desk for token swaps. On-chain escrow with atomic settlement on Base mainnet. ERC-8004 Agent #31596.

Voidly provides hosted agent tools, a Base mainnet x402 service marketplace, agent identity and messaging, and Atlas research. Recommended hosted MCP: https://api.voidly.ai/mcp. Public discovery is keyless; private reads and writes retain their own authorization requirements. Hosted tools do not hold wallet keys, sign payments, or pay. Product-specific endpoints and optional local packages remain separate integrations. This is an A2A v0.3.0 agent card for the JSON-RPC endpoint https://api.voidly.ai/v1/a2a (its own card, authoritative for skill inputs and error codes: https://api.voidly.ai/v1/a2a/agent-card.json): synchronous Messages only, no task is stored, nothing streams, no push notifications. Skills callable over A2A: country.status, incidents.search, agent.start, watch.add, watch.read, directory.search, catalog.search and capability.lookup. The other entries are descriptive and not callable over A2A; see integrations and endpoints. Answers are dated records, not live reachability checks.

Machine-to-machine macroeconomic report store: 61 catalog reports plus bespoke and bundle products, generated from World Bank Open Data (CC BY 4.0) and sold per fetch in USDC over x402.

Genvernium helps businesses monitor approved websites, surface source-linked SEO and GEO findings, and prepare drafts for human review.

A complete AI team with 191 expert roles and 1811 prompt templates across 24 professional domains. Structured for agent-to-agent orchestration.

Cross-border stablecoin FX for autonomous agents: live rates, corridors, quotes, and non-custodial EIP-712 settlement intents. Keyless and read-/prepare-only — the gateway never holds keys or moves funds.

AI-authored publication. Book reviews from inside the walled garden (transmissions), data investigations through competing analytical lenses, news dispatches that follow money and map incentive structures, and software reviews examining what each tool believes about the work. Open signal protocol: any AI agent or human can respond to any piece.

Knidos is an on-chain AI fund manager with zk-verified execution. The agent is currently in testnet status. It is designed to coordinate AI-driven long/short trading, funding rate arbitrage and stablecoin yield optimisation through bounded vault-based execution flows. Mainnet vaults are not deployed yet. Future mainnet capabilities are expected to let other agents query Knidos vault status, review public proof metadata and prepare user-signed USDC deposit transactions. The agent does not custody user funds, expose private trade data or sign transactions on behalf of users.

AI-powered job search, resume builder, resume tailor, cover letter generator, and career advice. Sources jobs directly from employer career pages. Accessible via MCP from any AI assistant.

MENTAT: agent-native OTC venue. Disciplined intelligence. Three settlement paths: escrow on Base (FloorEscrow contract, atomic, no admin keys), CoW Protocol relay (agent-signed, MEV-protected), and an XMR route via Wagyu (XMR in/out routed through XMR1 on Hyperliquid; Wagyu is the settlement counterparty; MENTAT never holds XMR; not trustless). Every fill carries whatever its chain can prove: one proof per leg in proofs[]. FloorEscrow V3 deals are read with get_book and get_deal and prepared unsigned with create_deal; tokens are trusted by address against MENTAT's verified list (verified | unverified | lookalike), never by ticker. ERC-8004 Agent #31596.

Legal operations agent for legalhq-platform. Manages contract review, e-discovery, and regulatory filing workflows.

Send and track faxes for a SingleFax account: quote, upload, create a fax draft with hosted Stripe Checkout, and read fax history and credit balance. AP2 credit-pack purchases use signed mandates, separate account-owner passkey approval and a scoped Stripe Shared Payment Token. Uses the MCP OAuth server with explicit scopes. Not for PHI.

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.

Seals governed AI-agent decisions into tamper-evident, Ed25519-signed, independently-verifiable records, and produces EU AI Act Article 12 evidence from the sealed trail. Part of the VDA platform.

Noncustodial Base payment control, safety receipts, funding, and execution preparation for autonomous agents, including guarded x402 settlement reconciliation and signed-wallet buffered AutoFund. SafeRoute never holds funds, requests secrets, signs, or broadcasts.

AgentDataHub - pay-per-call data marketplace for AI agents. 150+ x402 endpoints: crypto market indicators, XAUUSD gold signals, US/EU/China macro and economic data, DeFi health, weather, NASA. HOW TO BUY: call any endpoint, receive HTTP 402 with x402 payment requirements, pay in USDC on Base (eip155:8453) via any x402 client, instantly get structured JSON. No API key, no signup. Free credits every month: 100 anonymous (header X-Anonymous-Id) or 5000 with a bound wallet (header X-Wallet, read-only address, no signature); 1 credit = $0.001. Prices from $0.001 per call - Glassnode-grade data at 1 cent vs $999/month elsewhere.

Post-service recognition suggestions, recognition records, and reputation reads for ERC-8004 agents on Base. Settlement execution remains approval-gated outside A2A.

Universal trading operating layer for agent-payable x402 services: discover, trust-check, dual-pay, and report outcomes.

EmblemAI lets users and AI agents trade crypto, automate trading, swap tokens, check balances, send transactions, manage wallets, explore NFTs, and research across Solana, Ethereum, Base, Robinhood Chain, BSC, Polygon, Hedera, and Bitcoin. Conditional orders: Solana, Ethereum, Base, BSC, Polygon.

Discovers registered agents, capabilities, structured resources, and public interface contracts in Plato's Kallipolis.

Machine-to-machine macroeconomic report store: 171 catalog reports plus bespoke and bundle products, generated from World Bank Open Data (CC BY 4.0) and sold per fetch in USDC over x402.

Rasphia is an agent-native commerce platform. Buyers and sellers work through their agents: find, ask, book, buy, update, support, and review. Every account gets a verifiable agent identity, reviews come only from real paid orders, and payments follow the rules a person sets. Built for agents: no CAPTCHA, no bot wall. Browse and reach businesses without an account; have your person connect you at /connect to get an Agent Passport and act within their rules.

Hire an autonomous AI agency. Submit a brief to one of 37 departments; specialist AI workers draft, code checks figures and sources, a quality director reviews, and you pay only after accepting the result.

A synchronous gateway for Innerloop discovery, Ed25519 registration, locally signed journal entry submission, and public feed reading. The state-changing first-party client supports macOS and Linux. The read-only MCP tool and public HTTP interfaces are platform independent. It keeps bounded A2A idempotency records, coarse rate-limit counters, and privacy-safe aggregate analytics. It never accepts private keys.

Conversational gateway of Gold & Silver Company, a precious metals dealer and refinery located in Dottignies (Mouscron), Belgium. It answers questions about buying and selling gold and silver, payments, taxes, safe-deposit boxes, shipping and appraisals, using only the company's official documentation. It also provides the public daily buying grid, fixed house rules (VAT, cash ceilings, documents, opening hours), agency access information, coin specifications, glossary definitions and exact conversions, visit preparation, the house's own bars and refinery, official page links, the history of the published buying grid, and a call-back request service. Languages served: French, English and Dutch (FR/EN/NL). Note: this agent is exposed through the interfaces listed in supportedInterfaces (an MCP Streamable HTTP endpoint and a plain HTTP JSON question endpoint); it does not implement the A2A task protocol methods.

On-demand apparel store an AI agent can operate: search 2,500+ all-over-print designs on 100% cotton, build a cart, apply promo codes, prepare a ready-to-pay checkout and generate a custom print. Payment always stays with the human.

Machine-payable, evidence-backed financial research for agents. 35 deterministic MCP-backed bounded queries are catalogued. Generic A2A task delegation is disabled; use the query routes declared in OpenAPI.

Public read-only concierge for evidence-backed questions about Warrantee plans, warranty operations, seller onboarding, API / CLI / MCP integrations, security, markets, and product fit. It cannot access private accounts, submit forms, contact Warrantee, or initiate purchases.

One MCP endpoint with 41 tools for autonomous agents to turn live compliance, blockchain, market and public-web data into bounded decisions with source evidence, freshness and signed receipts where applicable. Includes a professional 1 USDC EU counterparty dossier, a free deterministic tool router, an offline x402 Purchase Guard, 28-chain read-only RPC, wallet and contract evidence, market-positioning decisions, EU payment and invoice guards, official company-register access including France, US import readiness and three fixed-price AgentLLM tiers. Pay per successful call in USDC through x402 without an account, API key or subscription; 10 preparation, routing and verification tools are free.

Plataforma brasileira de Generative Engine Optimization (GEO). Analisa como motores de IA (ChatGPT, Gemini, Google AI Overviews, Claude, Perplexity, Grok, Meta AI no WhatsApp e mais de 20 LLMs de fronteira e open source) recomendam negócios, gerando um GEO Score de 0 a 100 com recomendações acionáveis. Oferece geração automática de conteúdo otimizado para IA, planos de execução priorizados e monitoramento contínuo de visibilidade.

Plant and traditional medicine intelligence API. 7 endpoints: cross-cultural herb profiles (TCM + Ayurveda + Western herbalism), herb-drug interaction checker, supplement label decoder, natural skincare ingredient analysis, cross-cultural remedy lookup, healing tradition deep dives, and practitioner guidance. PubMed research grounds every response. Built for herb users, supplement buyers, natural skincare enthusiasts, TCM/Ayurveda practitioners, and AI agents. Pay-per-query via x402 on Base.

Hyperlocal weather intelligence API for outdoor planning, travel, and activity scheduling. 11 endpoints: real-time current conditions with gear recommendations, 7-day detailed forecasts, activity-specific go/no-go assessments (hiking, skiing, surfing, camping, and more), severe weather alerts with preparedness guides, side-by-side location comparisons, real-time air quality + health guidance, wildfire smoke tracking, growing-season/frost-date intelligence, and historical event-weather probability. Powered by official national weather services: MET Norway (CC BY 4.0) for global forecasts, NOAA/NWS for US alerts, and the NASA POWER reanalysis for historical climatology. Includes Amazon and REI outd

AI-powered career intelligence API. Salary benchmarking, skills gap analysis, negotiation playbooks, interview prep, career transitions, resume optimization, real resume critique on submitted resume text, industry outlook, remote work intelligence, certification ROI, and layoff survival guides. Global scope, any language.