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License answers

Can I use 0BSD commercially, in AI training or with modifications?

Use, copy, modify and distribute for any purpose, with or without fee. Unlike ISC, not even the copyright notice has to be kept.

UseAnswerWhy
commercial_useYesPermitted with no conditions.
model_trainingYesPermitted with no conditions.
modificationYesPermitted with no conditions.
redistributionYesPermitted with no conditions.
model_inferenceYesPermitted with no conditions.

Duties

none

Check it by API (free, no key)

curl -s https://www.a2ally.com/v1/licenses/check -H 'content-type: application/json' \
  -d '{"license":"0BSD","intended_use":{"commercial_use":true,"model_training":true}}'

MCP: call check_license at https://www.a2ally.com/mcp. Connect your agent · Full reading · Legal text

An automated reading of the license text, not legal advice. Other licenses: all license answers.

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Get a free API key in one call

No card and no email needed. 100 free credits; the license and policy checks stay free without a key.

curl -s -X POST https://www.a2ally.com/v1/accounts/signup -H "Content-Type: application/json" -d '{"accept_terms":true}'
export A2ALLY_API_KEY=rs_...   # the api_key from the reply (shown once)
curl -s https://www.a2ally.com/v1/licenses/check -H "Authorization: Bearer $A2ALLY_API_KEY" \
  -H "Content-Type: application/json" -d '{"license":"MIT","intended_use":{"commercial_use":true}}'