Auto Router
Auto is OpenRouter’s flagship model router, built for general-purpose usage. It adapts to each request, choosing cost-optimal models and adjusting reasoning effort. It balances task difficulty, benchmark results, live prices,...
Specification
- Model ID
- openrouter/auto
- Weight license
- Not verified; consult the exact publisher model card
- Modality
- Text+image+file+audio+video >text+image
- Context
- 2M tokens
- Input
- $-1.0e+6/1M
- Output
- $-1.0e+6/1M
- Updated
- Nov 14, 2026
Scores
Capabilities
- Supports tool calling
- Supports vision inputs
- Supports long-context workflows
- Supports deeper reasoning tasks
Input and output
Accepts Text, Image, Audio, File, Video inputs. Returns Text, Image outputs.
Supported parameters
frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppredictionpresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_atop_ktop_logprobstop_pweb_search_options
Related models
Build with Auto Router
Describe what you want to make and pick this model in the composer. A database and hosting are included.