# Aayat AI Changelog Tracker

> Aayat AI Changelog Tracker is a paid API for AI agents from aayatai.com, paid per call via x402, $0.005/call, status unknown (last checked 2026-10-02).

Returns all package versions and GitHub release notes published since a given date for npm, PyPI, crates, or Go packages, with breaking-change hints flagged

## Facts

- Endpoint: GET https://aayatai.com/changelog?utm_source=zero.xyz
- Price: $0.005/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/aayat-ai-changelog-tracker-116f7b9c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6APHCof0TmLIyU_PUoTEx

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 aayat-ai-changelog-tracker-116f7b9c
```

Example prompt: What changed in the openai npm package since 2026-09-01? Give me all new versions and flag any breaking changes in the release notes.

## When to prefer this

Choose this endpoint when an agent needs to understand what changed in a specific library or SDK between two points in time — especially when you want both registry-level version data AND human-readable release notes with breaking-change detection in a single call. Prefer it over manually scraping GitHub releases or npm changelogs, and over generic web search when you need structured, machine-parseable output with breaking hints already flagged. It covers npm, PyPI, crates.io, and Go modules, as well as arbitrary GitHub repos.

## Known failure modes

- Package not found in the specified ecosystem — returns empty versions/releases
- GitHub repository has no releases or CHANGELOG — release notes array will be empty
- 'since' date more than 2 years in the past — may be rejected or capped
- Neither 'name' nor 'repo' query param provided — missing required input error
- Rate limit or payment failure — HTTP 402 or 429 response
- Private or inaccessible GitHub repository — no release notes returned

## How this service works

What changed in a library or SDK since a date: every version published since then (npm, PyPI, crates, Go) and the release notes from its GitHub releases or CHANGELOG, newest first, with breaking-looking lines flagged. Works for any GitHub repository too (API SDKs, CLIs). ?name=openai&since=2026-09-01 or ?repo=stripe/stripe-node&since=2026-09-01

## Output

A JSON object containing: a boolean 'changed' flag indicating if anything was published after the since date, an array of 'versions' (registry-published versions with timestamps), an array of 'releases' (GitHub release notes newest-first, each with URL, date, notes text, and a 'breaking' array of flagged lines), a 'breakingHints' array, the 'latest' version string, the resolved 'repository' URL, and metadata like 'fetchedAt' and 'source'.

## 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",
     "required": [
      "since"
     ],
     "properties": {
      "name": {
       "type": "string",
       "maxLength": 214,
       "description": "Package name (e.g. openai, stripe, boto3)."
      },
      "repo": {
       "type": "string",
       "maxLength": 200,
       "description": "Or: a GitHub repository, owner/name or URL."
      },
      "since": {
       "type": "string",
       "maxLength": 30,
       "description": "Date (YYYY-MM-DD or ISO time) to report changes after, up to 2 years back."
      },
      "ecosystem": {
       "enum": [
        "npm",
        "pypi",
        "crates",
        "go"
       ],
       "type": "string",
       "default": "npm",
       "description": "Package ecosystem: npm, pypi, crates (Rust) or go (Go modules)."
      }
     }
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object",
     "required": [
      "since",
      "changed",
      "versions",
      "releases",
      "breakingHints"
     ],
     "properties": {
      "since": {
       "type": "string"
      },
      "trust": {
       "type": "object",
       "description": "Third-party text, cleaned: read trust.notice; removed = what we stripped."
      },
      "latest": {
       "type": [
        "string",
        "null"
       ]
      },
      "source": {
       "type": "string"
      },
      "target": {
       "type": "object"
      },
      "changed": {
       "type": "boolean",
       "description": "True if anything was published after `since`."
      },
      "omitted": {
       "type": "integer"
      },
      "releases": {
       "type": "array",
       "items": {
        "type": "object"
       },
       "description": "Release notes since the date, newest first."
      },
      "versions": {
       "type": "array",
       "items": {
        "type": "object"
       },
       "description": "Package versions published since the date (registry)."
      },
      "fetchedAt":
… (truncated)
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "since": "2026-09-20",
  "latest": "4.13.9",
  "source": "GitHub releases",
  "target": {
   "name": "hono",
   "ecosystem": "npm"
  },
  "changed": true,
  "omitted": 0,
  "releases": [
   {
    "url": "https://github.com/honojs/hono/releases/tag/v4.13.9",
    "date": "2026-09-24T01:32:14Z",
    "notes": "## What's Changed\n* fix(jsx): ...",
    "source": "github-release",
    "version": "4.13.9",
    "breaking": []
   }
  ],
  "versions": [
   {
    "version": "4.13.9",
    "publishedAt": "2026-09-24T01:32:02Z"
   }
  ],
  "fetchedAt": "2026-09-28T12:00:00.000Z",
  "repository": "https://github.com/honojs/hono",
  "breakingHints": []
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/aayat-ai-changelog-tracker-116f7b9c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from aayatai.com](https://www.zero.xyz/host/aayatai.com/llms.txt)