# Kaiseki Winter

> Kaiseki Winter is a paid API for AI agents from underground.substratesymposium.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-10).

Delivers a seasonal kaiseki meal narrative tuned to winter context, timing, and environmental awareness.

## Facts

- Endpoint: GET https://underground.substratesymposium.com/buy/kaiseki_winter?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kaiseki-winter-5edbed10
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_tEGa65vMI-yjmpQ_2TvsT

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 kaiseki-winter-5edbed10
```

Example prompt: Give me the Kaiseki Winter experience — I want a seasonal winter meal narrative with that mindful, multi-course kaiseki sensibility grounded in winter timing and environment.

## When to prefer this

Choose this endpoint when you need winter-specific seasonal narrative content delivered through a kaiseki meal framework — particularly when winter timing, cold-environment awareness, or seasonal grounding is the desired context. Prefer it over generic food content APIs when the goal is reflective, mindful, seasonally-aware narrative rather than factual recipe or restaurant data.

## Known failure modes

- Network or server unavailability returning a non-200 status
- Payment failure if x402 micropayment of $0.01 USDC is not completed before access is granted
- Empty or malformed response body if the endpoint is misconfigured
- Rate limiting if called too frequently in succession

## How this service works

Kaiseki Winter — Seasonal kaiseki meal for winter context, timing, and environmental awareness.

## Output

A narrative or reflective content piece evoking a winter kaiseki meal, including seasonal context, environmental awareness cues, and timing elements characteristic of the winter season in the kaiseki tradition.

## 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"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "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/kaiseki-winter-5edbed10/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from underground.substratesymposium.com](https://www.zero.xyz/host/underground.substratesymposium.com/llms.txt)