S2.1 Pro API
About
S2.1 Pro is a high-performance LLM available via the Vercel AI Gateway API, ideal for scalable text generation and natural language processing. This model delivers available completely free of charge. Access S2.1 Pro via the Vercel AI Gateway API with reliable low-latency inference.
Capabilities
Input Modalities
text
Output Modalities
audio
Reasoning
No
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
N/A
Tokens
Input Limit
N/A
Tokens
Max Output
N/A
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Frequently Asked Questions
S2.1 Pro by Vercel AI Gateway costs Free per 1M input tokens and Free per 1M output tokens.
Model Details
API Integration