# GPT-5.4 Mini 100-Call Prepaid Pack (Quote-First GET)

> GPT-5.4 Mini 100-Call Prepaid Pack (Quote-First GET) is a paid API for AI agents from gpt55.558686.xyz, paid per call via x402, $0.234/call, status unknown (last checked 2026-10-20).

Returns a payment quote for purchasing a 100-call prepaid credit pack for GPT-5.4 Mini API access, priced at 80% of the per-call base rate via x402.

## Facts

- Endpoint: GET https://gpt55.558686.xyz/v1/paid/call-packs/gpt-5.4-mini-100?utm_source=zero.xyz
- Price: $0.234/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-20
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/gpt-5-4-mini-100-call-prepaid-pack-quote-first-get-9e241b83
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_DLV72of4ebLjt-vvQb1iS

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 gpt-5-4-mini-100-call-prepaid-pack-quote-first-get-9e241b83
```

Example prompt: Get me a price quote for the GPT-5.4 Mini 100-call prepaid pack so I can buy bulk credits at the discounted rate and avoid paying setup costs on every individual request.

## When to prefer this

Choose this endpoint when you need to make many repeated GPT-5.4 Mini calls and want to avoid the per-request setup overhead. The 100-call pack at 80% of base per-call pricing offers meaningful savings over individual calls. Use the quote-first GET flow to inspect pricing before committing payment.

## Known failure modes

- Service unavailable or domain unreachable — no quote returned
- x402 payment infrastructure down — 402 response without valid quote
- Pack sold out or not currently offered — 404 or error response
- Malformed response if query parameters are unexpected

## How this service works

GPT-5.4 Mini 100 prepaid call credits. Best for repeat calls because one purchase covers 100 requests and avoids paying the setup cost on every request. Priced at 80% of the base per-call total. Quote-first GET purchase route for Prepaid Call Credits.

## Output

Returns an x402 payment quote including the USDC price (~$0.234 per call equivalent, 80% of base rate for 100 calls) and payment parameters needed to complete the purchase of 100 prepaid GPT-5.4 Mini API call credits.

## 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
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object",
     "additionalProperties": true
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/gpt-5-4-mini-100-call-prepaid-pack-quote-first-get-9e241b83/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from gpt55.558686.xyz](https://www.zero.xyz/host/gpt55.558686.xyz/llms.txt)