AI Model Catalog: 3 Models Compared — Pricing, Context & Benchmarks

StepFun: Step 3.5 Flash T

Open weights 40.4

StepFun flash lane for quick multimodal reasoning and coding assistance

stepfun/step-3.5-flash 2026-01-29 256K context $0.1/M input $0.3/M output

14 providers

StepFun: Step 3.7 Flash T

Reasoning Tools JSON Open weights 40.0

Newer StepFun flash model for faster agents, coding, and multimodal prompts

stepfun/step-3.7-flash 2026-05-29 256K context $0.185/M input $1.11/M output

17 providers

Meta: Llama-3.3-70B-Instruct T

Tools Open weights 26.0

Popular open Llama workhorse for multilingual chat, coding, and self-hosting

meta/llama-3.3-70b-instruct 2024-12-06 128K context $0.1/M input $0.32/M output

25 providers

Filterable model directory
Model	Creator	Score	Inputs	Context	Input	Output	Released
Step 3.5 Flashstepfun/step-3.5-flash	StepFun	40.4	T	256K	$0.1	$0.3	2026-01-29
Step 3.7 Flashstepfun/step-3.7-flash	StepFun	40.0	T	256K	$0.185	$1.11	2026-05-29
Llama-3.3-70B-Instructmeta/llama-3.3-70b-instruct	Meta	26.0	T	128K	$0.1	$0.32	2024-12-06