Trinity Large Thinking
arcee-ai/trinity-large-thinking
Arcee AI: Trinity Large Thinking is a text‑only model from arcee‑ai with a context length of 262 144 tokens. It supports tools and reasoning, and its weights are open. The pricing is $0.25 per million input tokens and $0.80 per million output tokens; it was released on 2026‑04‑01.
- tool use
- structured outputs
- reasoning
- open-weight
At a glance
Specifications
What the API gives you
- Context window
- 262K tokens
- Max output
- 80K tokens
- Input price
- $0.25 / 1M tokens
- Output price
- $0.80 / 1M tokens
- Cache read
- $0.060 / 1M tokens
- Modalities
- text → text
- Knowledge cutoff
- —
- Released
- Apr 1, 2026
Recommendation coverage
Where this model appears
Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.
Measured evidence
Public benchmark record
- LMArena WebDev
- 1243 Elo2026-07-16
- LMArena WebDev
- 1243 Elo2026-07-20
LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.
Open-weight model on Hugging Face.
Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.