# Tenjin – Calldata #3: Glamsterdam Plumbing & x402 Attribution

> Tenjin – Calldata #3: Glamsterdam Plumbing & x402 Attribution is a paid API for AI agents from tenjin.blog, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-13).

Retrieves the full text of the Tenjin blog article covering Ethereum Glamsterdam EIP review triage, EIP-7688, QUIC-primary networking, and x402 Python builder attribution.

## Facts

- Endpoint: GET https://tenjin.blog/api/read/tofu/calldata-3-glamsterdam-plumbing-and-x402-attribution
- Price: $0.1/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/tenjin-calldata-3-glamsterdam-plumbing-x402-attribution-be1ad093
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_3jSuLfZjhxFgkTq5bizxf

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability tenjin-calldata-3-glamsterdam-plumbing-x402-attribution-be1ad093
```

Example prompt: Pull up the Tenjin Calldata #3 article about Glamsterdam EIP triage and x402 Python attribution — the one by creator handle 'tofu' with slug 'calldata-3-glamsterdam-plumbing-and-x402-attribution'.

## When to prefer this

Choose this endpoint when you need the specific Tenjin Calldata #3 article about Glamsterdam EIPs and x402 attribution, authored by 'tofu'. Use it when an agent or user wants gated, paywalled Ethereum protocol news content from Tenjin's newsletter feed via the x402 micropayment standard.

## Known failure modes

- Article not found for the given handle/slug combination (404)
- Payment not completed via x402 protocol (402 payment required)
- Invalid or unclaimed creator handle returns an error
- Reserved slug 'latest' used with a handle instead of a wallet address making it non-payable
- Network timeout or upstream blog service unavailable

## How this service works

Ethereum Glamsterdam candidates moved through Review triage while EIP-7688 and QUIC-primary networking landed, and x402 added Python builder-code attribution.

## Output

The full body of the Tenjin blog article, including narrative coverage of Ethereum Glamsterdam EIP review triage outcomes, EIP-7688 details, QUIC-primary networking changes, and x402 Python builder-code attribution updates.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "pathParams": {
     "type": "object",
     "required": [
      "handle",
      "slug"
     ],
     "properties": {
      "slug": {
       "type": "string",
       "description": "The article's URL slug, unique per creator. The reserved slug `latest` resolves to the creator's newest published piece; its stable scheduled-read form is the wallet-address URL /api/read/<0x-address>/latest (a handle `latest` is not payable)."
      },
      "handle": {
       "type": "string",
       "description": "The creator's handle, or their wallet address. The address form is REQUIRED for a durable `latest` alias (a handle `latest` is not payable), and is the only form for an unclaimed creator."
      }
     }
    },
    "queryParams": {
     "type": "object",
     "required": [],
     "properties": {},
     "additionalProperties": false
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/tenjin-calldata-3-glamsterdam-plumbing-x402-attribution-be1ad093/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from tenjin.blog](https://www.zero.xyz/host/tenjin.blog/llms.txt)