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The simplest way to get free inference. openrouter/free is a router that selects free models at random from the models available on OpenRouter. The router smartly filters for models that support features needed for your request such as image understanding, tool calling, structured outputs and more.

Capabilities

Context Window 200k tokens
Max Output 0 tokens
Inputs
Outputs

Pricing (per 1M tokens)

Input $-
Output $-
Cache Read -
Cache Write -

Supported Parameters

frequency_penaltyinclude_reasoningmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_p