Trinity Large Preview API
About
Process massive datasets with Trinity Large Preview, featuring an expansive 131K context window for long-document analysis. This model delivers available completely free of charge, native tool calling support, open weights architecture. Access Trinity Large Preview via the OpenCode API with up to 131K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
No
Structured Output
No
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
131K
Tokens
Input Limit
131K
Tokens
Max Output
131K
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Frequently Asked Questions
Trinity Large Preview by OpenCode costs Free per 1M input tokens and Free per 1M output tokens.
Model Details
ID
trinity-large-preview-free
Provider
OpenCodeFamily
trinity
Release Date
Jan 27, 2026
Knowledge Cutoff
Jun 1, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
OPENCODE_API_KEY
API Base URL
https://opencode.ai/inference/openai/v1