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AlgoVoi Payment Agent

di Oratis Kamir

Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) protocols.

Scenario:🧰Framework per agenti 📈Investimenti sui mercati pubblici

A2AGratis

Skill (5)

Agent Trust Bench

agent-trust-bench

Research environment measuring autonomous AI agent payment decisions under x402. 35 profiles spanning benign, adversarial, multi-turn, and budget-enforcement scenarios. Agents can probe profiles via GET /{profile_id}, refuse via POST /refused/{profile_id}, and declare pre-authorisation via POST /authorised-declaration. Available as an MCP server (bench_mcp_server.py, stdio transport) and via Bazaar discovery at /discovery/resources. Max transaction: $1.00 USDC. No auth required. Research disclosure at /disclosure-policy.

in: application/jsonout: application/json

“List all bench profiles at agent-trust-bench.algovoi.co.uk/discovery/resources”
“Probe the 'cheap' profile: GET agent-trust-bench.algovoi.co.uk/cheap”
“Run all 35 profiles with bench_runner.py --persona policy”

Check Payment Status

check-status

Poll the payment status of a checkout link. Input: token (the URL slug from create-checkout, e.g. 'uW9MJN-abc123' — NOT the UUID id field). Returns status: active | paid | expired | cancelled.

in: application/jsonout: application/json

“Check if checkout uW9MJN-abc123 has been paid”

Create Hosted Checkout

create-checkout

Create a hosted payment link for a given amount. Returns a checkout URL and token that an end-user can open to complete payment. Input: amount (major fiat units, e.g. 9.99), currency (ISO 4217, e.g. GBP), label (description), preferred_network (optional), redirect_url (optional). Supported networks: algorand_mainnet, voi_mainnet, hedera_mainnet, stellar_mainnet, base_mainnet, solana_mainnet, tempo_mainnet, arc_testnet.

in: application/jsonout: application/json

“Create a checkout link for £9.99 (amount: 9.99, currency: GBP)”
“Create a checkout link for $49.00 on Algorand mainnet”

Post Twitter Checkout

post-twitter-checkout

Create a hosted checkout link and post it as a reply to a tweet (or as a new tweet) using the tenant's connected X bot credentials. Input: amount (major fiat units), currency (ISO 4217), tweet_id (optional — reply target), label (optional), preferred_network (optional). Returns checkout_url, token, and tweet_id of the posted reply.

in: application/jsonout: application/json

“Reply to tweet 1234567890 with a £9.99 checkout link”
“Post a $50 payment request as a new tweet via the connected X bot”

Verify On-Chain Payment

verify-payment

Verify that a blockchain transaction satisfies the payment requirements for a gated resource. Supports x402, MPP, and AP2 protocols on Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, and ARC networks. Returns verified=true and an access_token JWT on success.

in: application/jsonout: application/json

“Verify tx ABC123 on algorand_mainnet for resource premium-content”
“Check if payment has been received for checkout token chk_xyz”