Battle of the Models

Compare specific LLM models, context windows, and capabilities.

StepFun Step 3.7 Flash

DEPRECATED

Kilo AI Gateway

This model is no longer active/free — kept for reference.

Intelligence Score 83/100

Model Popularity 0 votes

Context Window See provider

Pricing Model Free / Open

View Provider Analysis →

Requesty

Intelligence Score 65/100

Context Window 262K Context

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 83/100 vs 65/100, StepFun Step 3.7 Flash outperforms Mistral Leanstral 1.5 by 18 points.

Clear Winner: Significant performance advantage for StepFun Step 3.7 Flash.

HEAD-TO-HEAD

Feature	StepFun Step 3.7 Flash	Mistral Leanstral 1.5
Context Window	See provider	262K Context
Architecture	Transformer	Transformer (Open Weight)
Est. MMLU Score	~75-79%	~60-64%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	200 requests/hour per IP on free models (anonymous use allowed)	20 RPM on free models (60 RPM for paying orgs)
Daily Limit	Default free models only	200 requests/day (new orgs) / 1,000/day (paying orgs), shared across free models
Capabilities	No specific data	No specific data
Performance Tier	B-Tier (Strong)	C-Tier (Good)
Speed Estimate	⚡ Very Fast	Medium
Primary Use Case	⚡ Fast Chat & Apps	General Purpose
Model Size	Undisclosed	Undisclosed
Limitations	Free capacity and limits can change; verify on the provider site Listed from community submissions - partly verified	Requires underlying provider API keys Free credit amount is limited Routing adds minimal latency
Key Strengths	OpenAI-compatible API Multi-model access	AI Router: automatic provider failover Prompt caching for cost savings Multi-provider load balancing