butterflydelta.com
Route probed: POST https://butterflydelta.com/api/agent/delta-preflight
Category: think:LLM inference (tags: llm, chain-data) · Status: listing listed, probe active · Listing: 0.01 USD, 0 payers / 0 calls (30d, Bazaar) · Listed in: 402index, x402-list
Last probe: 2026-10-23T16:52:13Z (11 min ago) · Recent valid 402: 2/2 · p50 4396 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.
Badge: 
Paid test-buys
None yet.
402 challenge checks (since 2026-10-23T16:52:13Z)
1 valid 402s checked: terms consistent 1, Base USDC offered 1, price matches listing 1 (differs 0), payTo changed vs previous probe 0.
Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)
| Receipt | UTC time | Method | Status | Valid 402 | ms | Listed amount (atomic) | Quoted amount (atomic) | Quoted payTo | Header bytes | Response sha256 | Signed | Route | Checks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5de2d6e359fade3c4edd | 2026-10-23T16:52:13Z | POST | 402 | yes | 4396 | 10000 | 10000 | 0x5250C304… | 9392 | a6f2ac42c1a49f8a | per-receipt | primary | terms ok · Base USDC |
| fb90614e2065079cf980 | 2026-10-23T12:45:44Z | POST | 402 | yes | 983 | 10000 | 10000 | 0x5250C304… | 9392 | 382704b537907992 | snapshot | primary |
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).