AI & machine learning / Free tier
FreeInference / Harvard MadSys
Premium dealFreeInference / Harvard MadSys: Free hosted LLM API access for coding, research and prototyping; no card
Free hosted LLM API access for coding, research and prototyping; no card
How to claim this perk
Follow these steps through FreeInference / Harvard MadSys.
Access: Direct application
- 1
Review signup research-consent terms and create an account if acceptable.
- 2
After account activation, create an API key in the dashboard.
- 3
Use an OpenAI-compatible client with https://freeinference.org/v1 and a model returned for your key.
Who can apply?
- Official current catalog marks ••••••.3 Flash, DeepSeek V4 Flash, MiniMax M3 and Qwen3.6 35B Free. Availability depends on the authenticated model list.
- OpenAI-compatible base URL https://freeinference.org/v1; separate Anthropic-compatible setup documented.
- Adults 18+; signup requires consent to research participation, logging of prompts/responses/tool data and possible publication of sanitized research data. Provider says not to submit confidential information.
- Quota and account approval are operator-controlled and can change. No fixed $20/day amount is confirmed by the public provider pages reviewed; the third-party quota claim is not adopted.
- No coupon, payment, signup or API request was performed. Experimental service with no performance guarantee.
- Source reviewed; redemption and account eligibility were not tested.