ModelBench
Model catalog

Models

Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.

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2 models
nano-gpt Open weights
Ranked by Artificial Analysis Coding Index
StepFun: Step 3.5 Flash 2603 T
Reasoning Tools Open weights 34.6

StepFun flash model for efficient multimodal reasoning, coding, and tool use

stepfun/step-3.5-flash-2603 2026-04-02 256K context $0.105/M input $0.314/M output
6 providers
StepFun: Step 3.5 Flash T
Open weights 31.6

StepFun flash lane for quick multimodal reasoning and coding assistance

stepfun/step-3.5-flash 2026-01-29 256K context $0.105/M input $0.314/M output
15 providers