x402 price index · endpoint

POST https://code402.dev/v1/tools/iso20022-to-x402-intent/call · tool iso20022-to-x402-intent · source self · id 2a9933e093e95c72

current quote
0.000999 USDC declared observed 2026-09-12T06:10:37.000Z
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 · 14 obs · change 0.0%
30-day
0.000999 USDC / 0.000999 USDC / 0.000999 USDC min / median / max · 15 obs · change 0.0%
first / last seen
2026-09-08T18:09:00.000Z / 2026-09-12T06:10:37.000Z

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/2a9933e093e95c72.svg)](https://index.code402.dev/e/2a9933e093e95c72)
<a href="https://index.code402.dev/e/2a9933e093e95c72"><img src="https://index.code402.dev/badge/2a9933e093e95c72.svg" alt="x402 quoted price for https://code402.dev/v1/tools/iso20022-to-x402-intent/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://code402.dev publishes in /.well-known/x402.json. Nothing is sent anywhere else.

Price history (last 15 observations, 30 days)

observedquotedassetchainpay tokind
2026-09-12T06:10:37.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-12T00:09:50.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-11T18:09:40.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-11T12:11:02.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-11T06:10:32.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-11T00:10:14.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-10T18:09:33.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-10T12:09:33.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-10T06:09:44.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-10T00:09:33.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-09T18:09:04.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-09T12:09:04.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-09T06:08:49.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-09T00:09:00.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared
2026-09-08T18:09:00.000Z0.000999 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA0291384530xc59c85e661d34084a7769f955d17fd38254a6235declared

Raw JSON: /v1/history · /v1/price