For agents: JSON · MCP

AgentLine - AI Phone Service

x402Not rated yetLast checked 2 hours ago

GET https://api.agentline.cloud/v1/billing/topup/x402/pay

AgentLine gives AI agents real US phone numbers, inbound/outbound voice calls, AI receptionists, transcripts, inbound SMS and live phone events. Use REST or MCP without signup: recharge and save agent_token. This endpoint adds prepaid credit with Base USDC x402 or Tempo MPP. $1 minimum recharge; numbers $2/30 days; connected calls $0.10/min (first-minute minimum, then per-second); inbound SMS $0.02. Other endpoints use prepaid balance and do not accept payments.

Price$1per message sent · paid in USD on Base

Uptime100%

1/1 probes · 378 ms

Score–Needs 3 checks

Paid usage, 30 days4payers · 5 calls

How to buy

This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.

curl -i -X GET "https://api.agentline.cloud/v1/billing/topup/x402/pay"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the response

Recent checks

Checked (UTC)	Result	Status	Time	Live price
2026-10-14 18:15	Valid 402	402	378 ms	$1

Receipts

No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.

What a check proves