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A2A SITEBORNE Utility Network live signed x402

utility.siteborne.net · SITEBORNE · A2A 1.0

Four bounded evidence, context, document, and verification services with PCC receipts and x402 payment enforcement.

12 skills 99.9% uptime

A2A Critical Minerals & Strategic Raw Materials Due Diligence Gate live signed x402

critical-minerals-due-diligence.agendamcp.dpdns.org · Vassiliy Lakhonin · A2A 1.0

Find missing evidence before a mineral offtake or other named decision, prepare supplier/counsel document requests and blank source templates, then recheck an updated dossier with optional previous_su…

3 skills 100.0% uptime

A2A MandateShield Payment Authority Agent live signed

mandateshield.com · MandateShield · A2A 1.0

Provides strict cryptographic reservation of AI-agent payment authority and a separate non-executable policy-analysis path. This agent interface exposes no PROCESSOR transition, permit redemption or p…

3 skills 100.0% uptime

A2A Kazakhstan / Middle Corridor Deal Risk Gate live signed x402

middle-corridor-deal-risk-gate.agendamcp.dpdns.org · Vassiliy Lakhonin · A2A 1.0

Find missing documents in a Kazakhstan / Middle Corridor trade-deal file before signature, shipment or committee review. 2 free live attempts on your own input at /v1/trial, subject to shared-network …

5 skills 100.0% uptime

💰 Paid API KushBitx AgentProof live from $0.0010

kushbitx.com · KushBitx · A2A 1.0

Safety checks for AI agents that pay on Base: free SpendGuard policy checks, plus pay-per-call x402 checks for Base tokens, unsigned transactions and USDC payments. Also available as an MCP server at …

5 skills 100.0% uptime

A2A Sunward Proof Receipt live

sunward-proof-receipts.aadoc.chatgpt.site · Sunward · A2A 1.0

Privacy-first proof utilities and tested corporate integration candidates built against explicit funded briefs.

6 skills 100.0% uptime

💰 Paid API agosint live from $0.0150

agosint.shveik.dev · shveik.dev · A2A 0.3.0

Company and domain due diligence for AI agents: official registers, LEI, VAT, sanctions lists and domain records as signed JSON, each field with its source and retrieval time. This A2A agent is free a…

2 skills 100.0% uptime

💰 Paid API agmail live from $0.0200

agmail.shveik.dev · shveik.dev · A2A 0.3.0

Email inboxes for AI agents, by the hour: pay in stablecoins, get an address, wait for a message with one call and read the code or the link out of it. This A2A agent is free and read-only: it answers…

2 skills 100.0% uptime

A2A Apex Forge Commerce Node live a2a_x402

nonsynthetic.pages.dev · NONSYNTHETIC · A2A 0.3

x402-paid machine services on Base + Solana USDC: security audit verdicts, token/contract heuristic risk screens, release preflight, corpus search, routed LLM inference, live perp market data (funding…

19 skills 100.0% uptime

A2A Ambr live

ambr.run · Ambr

The liability record for autonomous agents. Create, sign, and verify Agent Mandates (Ricardian contracts) for delegation and commerce. Dual-format output: human-readable legal text plus machine-parsab…

6 skills 100.0% uptime

💰 Paid API Agent Economy OS 2047 — A2A Commerce Directory live from $0.1000

jzallxzbbdtelcpabfgr.supabase.co · Agent Economy OS 2047 · A2A 0.3.0

Discover experimental agent-payable Base USDC receipt checks from 0.005 USDC using x402 v2; compare 2-of-3 public RPC receipt observations. Also offers free demos, policy checks and advisory agent spe…

10 skills 87.5% uptime

A2A A2A Cosmetics live signed

a2a-cosmetics.ai · GreenCore Solutions Corp. · A2A 0.3.0

Agent-to-Agent (A2A) + Model Context Protocol (MCP) hub for cosmetics.

22 skills 100.0% uptime

A2A AUX Evidence and Certification live

api.aux.prdictionedge.ai · AUX by PrdictionEdge · A2A 1.0

Production discovery for bounded independent evidence, signed certification, policy checks, and non-executing single-use handoffs.

12 skills 100.0% uptime

💰 Paid API exp24-liveness live from $0.0100

x402.shortforge.dev · exp24 · A2A 0.3.0

Sells measured liveness and due-diligence verdicts on API origins over HTTP 402 (x402 and Skyfire), and a small number of priced goods and services listed on other rails. Send a message to be told eve…

17 skills 78.6% uptime

A2A IBANforge

ibanforge.com · IBANforge · A2A 1.0

Check the bank behind an IBAN before you pay: validation in 89 countries, a bank-code verdict from the national register (DE, AT, BE, SK, CZ, BG, CH, LI), the bank and BIC with their source, SEPA and …

8 skills 100.0% uptime

💰 Paid API KHOTEM from $0.0050

khotem.com · KHOTEM

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 Polygo…

26 skills 100.0% uptime

💰 Paid API PHION Agent Trust Infrastructure live from $0.0010

phion.systems · PHION Systems · A2A 1.0

One hundred twenty-three composable inference, search, intelligence, verified-data, enrichment, durable-task, security, trust, compatibility, reputation, commerce, RWA and indexing services for autono…

132 skills 100.0% uptime

💰 Paid API FactStamp from $0.1000

agents.factstamp.dev · Alpine AI · A2A 0.3.0

Paid verification for agents: cited, dated answers about a company, a figure or a citation, each with an Ed25519 receipt that verifies offline.

15 skills 100.0% uptime

A2A inkvoice

api.inkvoice.net · InkVoice

German e-invoicing tools: build an XRechnung 3.x (EN 16931, CII) for a public-sector buyer or a ZUGFeRD / Factur-X hybrid PDF for a private one, check an existing XRechnung or ZUGFeRD file and say wha…

5 skills 100.0% uptime

A2A Jithox

jithox.com · Jithox (Victor-Emmanuel Charlier, KBO 1039.898.594) · A2A 1.0

Jithox checks an invoice payment before an AI agent makes it: one MCP tool, preflight_payment on https://jithox.com/api/mcp, free and without an account. Today it offers free, read-only checks an agen…

5 skills 100.0% uptime

A2A CodeRifts

coderifts.com · CodeRifts · A2A 1.0

Signed, offline-verifiable authorization for API-contract changes. Only a granted change can proceed. Three tools: preflight_change_set, verify_receipt, get_decision_details.

3 skills 100.0% uptime

💰 Paid API LedgerProof Autonomous Network (LAIN) from $0.0500

ledgerproofhq.io · LedgerProof · A2A 0.3.0

Certificate Transparency for AI provenance. Turns any AI event or document into a cryptographically anchored, independently verifiable receipt — checkable offline against a public, append-only log, wi…

10 skills 100.0% uptime

💰 Paid API Agent Embassy from $0.0010

agent-embassy.fly.dev · agent-embassy.fly.dev

Agents pay for work and prove what happened.

25 skills 100.0% uptime

A2A A2A Trust Plane

trust.the825.co · The 825 · A2A 1.0

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. G…

34 skills 100.0% uptime

A2A eSignVerification

esign.spocont.com · A2A 1.0

Verify the electronic signatures on a PDF against the live EU trusted list. Establishes whether each signature is qualified (QESig) or advanced (AdESig) under eIDAS, checks byte-range integrity and CM…

3 skills 100.0% uptime