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Arcee AI

Arcee AI: Trinity Large Thinking

arcee-ai/trinity-large-thinking

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Trinity Large Thinking is a powerful open source reasoning model from the team at Arcee AI. It shows strong performance in PinchBench, agentic workloads, and reasoning tasks. Launch video: https://youtu.be/Gc82AXLa0Rg?si=4RLn6WBz33qT--B7 This model is optimized for agentic workflows and performs best when reasoning is preserved (aka interleaved thinking). Learn how to preserve reasoning in our docs:

Input
$0.25

/ 1M tokens

Output
$0.8

/ 1M tokens

Context window
262.14K

tokens

Limits

Context

262,144

tokens

Max output

80,000

31% of the context window

Parameters

398,635,286,016

Model facts

Author

Arcee AI

Tokenizer

Other

Modality

Text -> Text

License

Other

Created

Apr 1, 2026

Hugging Face

arcee-ai/Trinity-Large-Thinking

Default generation parameters

temperature

0.3

top_p

0.8

Reasoning

Required

Publication status

Hugging Face: verifiedLicense: publishedParameter count: published

Modalities

Input · TextOutput · Text

Generation controls

Include reasoningMax tokensReasoningTemperatureTool choiceToolsTop kTop p

Capability scores

1
Agentic index

Better than 8% of models compared

25.8
Coding index

Better than 22% of models compared

10.8
Intelligence index

Better than 25% of models compared

Creative tasks

Category performance

3D
Top 72%

1082 Elo

41.3% win

Websites
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1139 Elo

41.3% win

Code
Top 75%

1119 Elo

40.1% win

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39.3% win

Games
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1080 Elo

38.4% win

ASCII art
Top 97%

1044 Elo

37.1% win

SVG
Top 93%

1016 Elo

35.2% win

UI components
Top 85%

1044 Elo

32.6% win