x402 price index · endpoint

POST https://hcrb.in/v1/tools/autonomous-commercial-pipeline/call · tool autonomous-commercial-pipeline · source self · id 8790fc63c0164d28

current quote
0.000999 USDC declared observed 2026-09-15T06:08:23.000Z
percentile
P55 of 197 indexed USDC quotes (share quoting at or below this one; P0 = cheapest)
inflation flag
no (latest quote ≤ 1.5× the 30-day median)
7-day
0.000999 USDC / 0.000999 USDC / 0.000999 USDC min / median / max · 10 obs · change 0.0%
30-day
0.000999 USDC / 0.000999 USDC / 0.000999 USDC min / median / max · 10 obs · change 0.0%
first / last seen
2026-09-12T12:08:34.000Z / 2026-09-15T06:08:22.000Z

Embed the badge

The badge is served from this index with a 1-hour cache and reads "unknown" whenever there is no data. It links back here so anyone can see the history behind the number.

x402 quoted price badge

[![x402 price](https://index.code402.dev/badge/8790fc63c0164d28.svg)](https://index.code402.dev/e/8790fc63c0164d28)
<a href="https://index.code402.dev/e/8790fc63c0164d28"><img src="https://index.code402.dev/badge/8790fc63c0164d28.svg" alt="x402 quoted price for https://hcrb.in/v1/tools/autonomous-commercial-pipeline/call"></a>

Verify a receipt

Paste the XDR-1 receipt JSON a paid call returned (the X-Receipt header, base64-decoded, or the receipt object inside it). The signer is recovered offline and compared with the signer https://hcrb.in publishes in /.well-known/x402.json. Nothing is sent anywhere else.

Price history (last 10 observations, 30 days)

observedquotedassetchainpay tokind
2026-09-15T06:08:23.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-14T12:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-14T06:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-14T00:09:01.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-13T18:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-13T12:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-13T06:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-13T00:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-12T18:09:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-12T12:08:34.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared

Raw JSON: /v1/history · /v1/price