api.iomarkets.ai

Algorand

From vet402-algorand, a separate project; graded apart from Solana, Tempo and Base. Listed on the Algorand page.

vet402 paid this seller 6 times with its own money (Algorand 6), most recently on 2026-09-28 (UTC). 4 with a settlement receipt; 4 came back with an answer.

It costs the seller nothing, and there is nothing to sign up for.

… measuring · Measuring: a rank number needs 10 counted purchases on 2 different days; this seller has 6 on 2.

4 / 6
came back, of counted (66.7%)
0.30 to 0.90
95% interval
2026-09-28
last bought · 2 days counted
00.51

Came back, of counted, per chain: Algorand 4/6. Came back with an answer = vet402's payment settled, then the seller answered 2xx with a non-empty body. vet402 did not check that the answer is what the listing promised; whether its keys matched what the seller declared is a separate column.

Separate column, not in the grade. Answer matched what the seller declared: 2 of 2 checked.

Not counted

0vet402 or facilitator side not counted
0can't tell not counted

Counted against this seller

2seller side counted in the grade
server error 5xx 2
  1. 2026-09-28 01:30 UTC · Algorand · server error 5xx · HTTP 500
    https://api.iomarkets.ai/v1/proof/price?pair=BTC-USDC&at=ISO-8601+%28optional%29
    runner said: payment_failed · status 500, no settlement receipt
  2. 2026-09-27 04:43 UTC · Algorand · server error 5xx · HTTP 500
    https://api.iomarkets.ai/v1/proof/price?pair=BTC-USDC&at=ISO-8601+%28optional%29
    runner said: payment_failed · status 500, no settlement receipt

How each failure is assigned

Recent purchases

Each tx links to a public explorer.

  1. 2026-09-28 01:30 UTC · Algorand · seller side: server error 5xx
    https://api.iomarkets.ai/v1/proof/price?pair=BTC-USDC&at=ISO-8601+%28optional%29
  2. 2026-09-28 01:28 UTC · Algorand · came back with an answer ANYFAF4K…55AO4A
    https://api.iomarkets.ai/v1/candles?pair=BTC-USDC&limit=60
  3. 2026-09-28 01:25 UTC · Algorand · came back with an answer 7DFBT6DR…YBAEMQ
    https://api.iomarkets.ai/v1/signal/vwap?pair=BTC-USDC
  4. 2026-09-27 04:43 UTC · Algorand · seller side: server error 5xx
    https://api.iomarkets.ai/v1/proof/price?pair=BTC-USDC&at=ISO-8601+%28optional%29
  5. 2026-09-27 04:39 UTC · Algorand · came back with an answer 3OG7NDR7…ICCMQA
    https://api.iomarkets.ai/v1/candles?pair=BTC-USDC&limit=60
  6. 2026-09-27 04:34 UTC · Algorand · came back with an answer XW5T4Y4H…VJY4GA
    https://api.iomarkets.ai/v1/signal/vwap?pair=BTC-USDC

Are you the seller?

Is a row wrong? A seller who thinks a row is wrong opens a GitHub issue with the URL or tx. vet402 checks it against the chain and the raw result; a wrong row is fixed and the fix is noted in the change log.

Tell vet402 a row is wrong (GitHub issue, prefilled)

Signed records of failed purchases are published only after the seller is told. More for sellers