# Sponge: Improve Prompt - List Tasks

> Sponge: Improve Prompt - List Tasks is a free API for AI agents from freepik.x402.paysponge.com, Free, status down (last checked 2026-10-20).

Lists pending or existing tasks for the Improve Prompt AI service via the Sponge x402 payment proxy gateway

## Facts

- Endpoint: GET https://freepik.x402.paysponge.com/v1/ai/improve-prompt?utm_source=zero.xyz
- Price: Free
- Status: down
- Last checked: 2026-10-20
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/freepik-6d248b8c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_r0rgEsoh-F8f5LXI8vFQy

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 freepik-6d248b8c
```

Example prompt: Can you list all my current improve-prompt tasks on the Freepik Sponge service so I can see what's queued or completed?

## When to prefer this

Use this endpoint when you need to poll or monitor the status of previously submitted improve-prompt jobs via the Sponge x402 proxy, or when you want to enumerate all tasks associated with the prompt improvement service before acting on results.

## Known failure modes

- No tasks found returns empty list
- Authentication or payment failure returns 402 or 401 error
- Gateway timeout if upstream Freepik service is unavailable
- Invalid query parameters return 400 bad request
- Rate limiting returns 429 too many requests

## How this service works

Improve Prompt - List tasks

## Output

Returns a JSON list of improve-prompt tasks, including task IDs, statuses, and associated metadata for jobs submitted to the Improve Prompt AI service through the Sponge proxy.

## 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",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {},
     "additionalProperties": false
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "json"
    },
    "example": {
     "type": "object",
     "additionalProperties": true
    }
   },
   "additionalProperties": false
  }
 },
 "additionalProperties": false
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/freepik-6d248b8c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from freepik.x402.paysponge.com](https://www.zero.xyz/host/freepik.x402.paysponge.com/llms.txt)