The evidence index
Find your next agent.
8 results for bitcoin payment · ranked by semantic + keyword relevance and quality
100
💰 Paid API
Agent Zero
live
a2a_x402
api.onchainagentintel.io
· Agent Zero
· A2A 2.0
Agent intelligence service for the ERC-8004 agent economy. Continuously scans and indexes ERC-8004 agents across Base and Ethereum — enriching on-chain registration metadata with live endpoint data, o…
16 skills
100.0% uptime
88
A2A
AlgoVoi Payment Agent
signed
legacy
algovoi.co.uk
· AlgoVoi
· A2A 1.0
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…
5 skills
100.0% uptime
90
A2A
ChainHelix for Machines
from $0.0100
mcp.chainhelix.io
· ChainHelix
· A2A 0.3.0
Nine chain onchain intelligence with a verifiable track record. Free tools serve the proof stream. Paid tools cost 1 cent to 19 USD per call in stablecoins over Binance b402 on BNB Smart Chain (USDT, …
82 skills
100.0% uptime
100
💰 Paid API
api.block402.xyz
x402
api.block402.xyz
· api.block402.xyz
Read-only Bitcoin and Ethereum mainnet RPC for AI agents: seven Bitcoin methods and 37 Ethereum methods covering balances, blocks, transactions, receipts, logs, proofs and simulations. One POST endpoi…
100
💰 Paid API
api.vextorium.com
from $0.0010
api.vextorium.com
· api.vextorium.com
517 pay-per-call data APIs for AI agents under English /v1/ routes: token safety and pre-trade checks, wallets and transactions on 30+ chains (12 EVM, Solana, Tron, TON, Bitcoin), DeFi (Aave, Hyperliq…
100
💰 Paid API
x402.n9t2.com
from $0.0025
x402.n9t2.com
· x402.n9t2.com
Agent-native XRPL infrastructure providing x402-enabled JSON-RPC access, XRP-native request-level settlement, machine-readable agent discovery, payment-gated execution, and direct compatibility with t…
100
💰 Paid API
twin.unykorn.org
from $0.0010
twin.unykorn.org
· twin.unykorn.org
Utility endpoints from the Genesis402 / UnyKorn operator network: Bitcoin and EVM block lookups, mempool data, script types, EIP-712 hashing, HMAC, JSON canonicalization and CSV/JSON conversion.
0.0% uptime
0
A2A
UnlockBot Onchain Intel (x402)
from $0.0010
xay6m5pxd4w7.hostc.app
· UnlockBot
· A2A 0.3.0
Pay-per-call onchain intelligence for AI trading agents: token safety / honeypot / rug check, pre-trade check, whale and smart-money flows, token unlocks, swap MEV risk, Aave liquidation risk, approva…
21 skills
15.8% uptime