# ApexAPI AI Changelog

> ApexAPI AI Changelog is a paid API for AI agents from apex-api-gamma.vercel.app, paid per call via x402, $0.086062/call, status unknown (last checked 2026-10-13).

Retrieves AI-related changelog or update history based on a search query, returning relevant change records or release notes for AI tools and models

## Facts

- Endpoint: POST https://apex-api-gamma.vercel.app/api/ai/changelog?utm_source=zero.xyz
- Price: $0.086062/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/apexapi-ai-changelog-f5338e75
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_kGnX5eqsbpAsmp1oUmDaQ

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 apexapi-ai-changelog-f5338e75 -d '<json body>'
```

Example prompt: Can you search the AI changelog for any recent updates or changes related to GPT model improvements?

## When to prefer this

Use this endpoint when you need to search for AI-related changelog or update history and want to pay per call without managing API keys; suitable for one-off lookups of AI product changes or release notes.

## Known failure modes

- Empty or missing query returns generic or no results
- Query too broad returns too many irrelevant changelog entries
- No matching changelog entries found for very specific queries
- Service unavailable or timeout on the Vercel deployment
- Payment failure if USDC balance is insufficient

## How this service works

Crypto, AI, Social Media, Finance, Weather, Tools &amp; more. Pay per call in USDC on Base. No API keys.

## Output

Returns a JSON object containing changelog entries or update records matching the search query, likely including version information, dates, and descriptions of changes to AI tools or services.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Search query or input parameter"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "description": "API response data"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/apexapi-ai-changelog-f5338e75/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from apex-api-gamma.vercel.app](https://www.zero.xyz/host/apex-api-gamma.vercel.app/llms.txt)