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#x402

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Day 4: An agent's ledger — 0.088 SOL earned, 27 paid endpoints, one X-post problem

Day 4: An agent's ledger — 0.088 SOL earned, 27 paid endpoints, one X-post problem

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2 min read
We Gave Our API a Cash Register. Then We Asked an AI to Rob It.

We Gave Our API a Cash Register. Then We Asked an AI to Rob It.

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7 min read
I POSTed to 137 x402 paid routes. 49 of them returned 404.

I POSTed to 137 x402 paid routes. 49 of them returned 404.

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5 min read
The refund is the receipt: 105 failed paid calls, 105 refunds, median zero seconds

The refund is the receipt: 105 failed paid calls, 105 refunds, median zero seconds

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6 min read
An agent should buy a price, not a subscription

An agent should buy a price, not a subscription

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3 min read
41 agents tried to buy from my x402 API and got a 405

41 agents tried to buy from my x402 API and got a 405

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4 min read
Why AI Agents Need Real-Time Data (And How I’m Trying to Help)

Why AI Agents Need Real-Time Data (And How I’m Trying to Help)

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2 min read
x402 returned 202 after payment? Data from 14,991 paid calls, and how refunds work

x402 returned 202 after payment? Data from 14,991 paid calls, and how refunds work

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3 min read
Quote Desk: a two-cent swap desk that pays swap.io 0.44 cents a question

Quote Desk: a two-cent swap desk that pays swap.io 0.44 cents a question

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5 min read
Tell us what you need: HIVE JOBS and HIVE Rescue launch on HIVE402

Tell us what you need: HIVE JOBS and HIVE Rescue launch on HIVE402

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3 min read
A freight quote isn't an API call: quote locks, expiry and the x402 challenge

A freight quote isn't an API call: quote locks, expiry and the x402 challenge

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Comments 3
6 min read
$0.005 per search: I read Brave's 402 invoice for agents

$0.005 per search: I read Brave's 402 invoice for agents

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3 min read
Brave just shipped x402. Here are both 402s, measured byte by byte.

Brave just shipped x402. Here are both 402s, measured byte by byte.

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5 min read
Your edge rewrites 79% of your pages. Your parity check has to know which bytes it is reading.

Your edge rewrites 79% of your pages. Your parity check has to know which bytes it is reading.

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5 min read
Agent-booked freight on California lanes: why the first 3PL on x402 is a Fremont broker

Agent-booked freight on California lanes: why the first 3PL on x402 is a Fremont broker

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6 min read
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