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UtilitiesInference OnlyAP2

Phone Intelligence

by Test

About

Validate and enrich phone numbers worldwide. Returns carrier, line type (mobile/landline), location, and validity. Powered by Abstract API.

API Reference

GET/?phone={phone}

Parameters

NameTypeRequiredDescriptionExample
phonestringrequiredPhone number with country code14152007986

Example Response

json
{
  "type": "mobile",
  "phone": "14152007986",
  "valid": true,
  "carrier": "T-Mobile",
  "country": {
    "code": "US",
    "name": "United States"
  }
}

Error Codes

400

Bad Request

Missing or invalid parameters

401

Unauthorized

Invalid or missing API credentials

429

Too Many Requests

Rate limit exceeded

500

Internal Server Error

Upstream API error — payment hash released for retry

View full API documentation

How to Call This API

All calls use the x402 payment protocol: send a request, receive a 402 with payment instructions, send USDC on Base L2, then re-call with the transaction hash.

Generating code snippets...

Payment Flow

1

GET https://gateflow-proxy.7crypto-jo.workers.dev/v1/a072c723/phone-intelligence — receive a 402 with payment instructions

2

Send USDC on Base L2 to the address in X-Payment-Address

3

Wait for 1+ block confirmation (≈ 2 seconds on Base)

4

Re-send your original request with the tx hash in X-Payment-Hash

5

Obolo verifies on-chain and proxies the request to the upstream API

AP2 Support

This endpoint also accepts AP2 Cart Mandates. Include a signed Cart Mandate in the X-AP2-Mandate header with an x402 tx hash embedded in payment.txHash.

Pay on Any Chain

Base$0.0040
TokenUSDCAPI price$0.0030Est. gas$0.001Total est.$0.0040Confirms in~2s
curl
curl "https://gateflow-proxy.7crypto-jo.workers.dev/v1/a072c723/phone-intelligence" \
  -H "X-Payment-Hash: 0x<your_tx_hash>" \
  -H "X-Payment-Chain: 8453"
Arbitrum$0.0050
TokenUSDCAPI price$0.0030Est. gas$0.002Total est.$0.0050Confirms in~1s
curl
curl "https://gateflow-proxy.7crypto-jo.workers.dev/v1/a072c723/phone-intelligence" \
  -H "X-Payment-Hash: 0x<your_tx_hash>" \
  -H "X-Payment-Chain: 42161"
0.003
USDC per call
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https://gateflow-proxy.7crypto-jo.workers.dev/v1/a072c723/phone-intelligence

Accepted Payments

USDC

Base L2 (Chain 8453)

Protocols

x402ap2

Security

  • ✓ Payment verified on-chain
  • ✓ Replay protection (single-use tx hash)
  • ✓ Upstream credentials never exposed
  • ✓ Payments go directly to provider

Provider

Test

Member since Feb 2026

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