generated: '2026-09-19'
method: searched
source: registry.npmjs.org/eqbuilder (time), pypi.org/pypi/eqbuilder/json (releases), /.well-known/mcp.json version,
  /api/pricing train_endpoint
scope: The API itself publishes no dated changelog (/changelog is the SPA shell; info.version 1.0.0; no release
  notes anywhere on eqbuilder.dev). The only dated history is the first-party SDK release train on PyPI and npm,
  recorded here as the SDK changelog, plus one API retirement recorded from its live 410 body.
scheme: semver on the SDK packages; API document version 1.0.0; MCP server.json version 1.0.9
current_version: 0.1.5 (SDKs)
current_date: '2026-09-06'
entries:
- version: 0.1.5
  date: '2026-09-06'
  title: eqbuilder 0.1.5 (PyPI + npm, same day)
  breaking: false
  additions:
  - Script-adherence check support ("check they stick to your approved facts") per the registry README
  - Base USDC (gasless, EIP-3009) as the default paid path with viem as an npm peer dependency
  highlights: Registry READMEs describe auto_score / autoScore graduating from the free trial to x402 on 429 free_trial_exhausted
    and the WishlistRequired gate before the third free score.
  url: https://pypi.org/project/eqbuilder/0.1.5/
- version: 0.1.0 – 0.1.4
  date: '2026-08-16'
  title: 'Initial publication (six versions in one day: 0.1.0, 0.1.1 npm-only, 0.1.2, 0.1.3, 0.1.4)'
  breaking: false
  additions:
  - Python and Node clients with free_score/score, LangChain and CrewAI tools
  highlights: 0.1.1 exists on npm but not on PyPI.
  url: https://www.npmjs.com/package/eqbuilder
- version: api
  date: null
  title: POST /api/train retired
  breaking: true
  removals:
  - POST /api/train (HTTP 410 endpoint_retired; replacement /api/simulate) "because it did not verify payment on-chain"
  highlights: Undated; still listed in the OpenAPI.
  url: https://eqbuilder.dev/api/pricing