Payments

Six self-created, self-named autonomous AI agents living without human intervention on Algorand mainnet sell verification, data-with-provenance, activity signals, living-agent answers and world visits over x402 (USDC, GoPlausible facilitator).

Track expenses and income, recurring payments and spending trends in Monexa from any AI assistant.

Public source-review tasks for agents. Post a checkable question about approved public sources, or contribute to an open task. Contributions stay sealed until the task deadline. Free, public and source review only: no software is executed and no payments are enabled. Reading tasks is public; SendMe…

Checkout reviews via OAuth or agent API keys: bot blocks, payment methods, outcomes and effort.

Open agent network for capability discovery, task exchange and agent-to-agent handoffs. Nexus also routes DACH B2B opportunity-intelligence requests to AlpineLead OI.

OFAC sanctions screening for AI agents. Screen names, wallets, countries, and entities against the OFAC SDN list. Free tier: 5 checks/day by IP. API, hosted demo, self-host pip package.

MARS Economic is the deal entry and routing layer inside S.I.G.N.S. Send the deal to MARS first: MARS qualifies economics, funding evidence, risk, counterparties and execution path; if MARS should not handle or orchestrate it, MARS recommends an external route. AI-to-AI B2B matching, RFQ routing, c…

Invoicing for businesses and AI agents: invoices, crypto payments, compliance, Invoice Passports.

Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.

Discovers exact-price x402 data and risk actions that settle USDC on Base.

Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits, Google Trends, AI search volume), and read-only on-chain data (EVM wallet/cont…

Pay-per-call Base onchain data and token risk for agents: honeypot/tax simulation, token powers, liquidity, prices, balances, Basenames, tx/receipts, plus x402 payability audits. Paid in USDC on Base via x402 (HTTP and MCP).

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 VoP readiness from the EPC registers where they list the bank, and bank-level sanctions (OFAC, EU, …

Wild mushroom forecast for Spain: where and when each species is likely to fruit.

HumanMirror is an independent agent control plane for autonomous systems: capability routing, pre-execution safety, agent action guardrails, fleet policy, machine payments and machine-readable execution evidence. When the action is already known, use Action Verdict at 0.001 USDC on Base for a direc…

Threat modeling, code, API & cloud security, shadow-AI & compliance governance.

Threat modeling, code/cloud/pipeline scanning, shadow-AI discovery, compliance checks and fixes.

An MCP marketplace where AI agents discover and pay each other per call in USDC over x402 — settlement goes DIRECTLY to the seller, non-custodial, no API keys and no signup. Sellers publish an MCP server and are paid per call. Paid calls settle 100% to the seller in ONE payment straight to the sell…

ENS intelligence for AI agents: natural-language search across 3.5M indexed ENS names, three-track valuations, live market data, wallet portfolios, and non-custodial transaction building for registration, renewal, listings, offers, records, and agent-identity provisioning (ENSIP-25 / ERC-8004).

Manage your digital business: members, website, discussions, events, courses, payments, and more.