Arcee AI: Trinity Large Thinking — pricing & benchmarks

By arcee-ai · Updated 2026-10-06 · Open weights · custom licensecheap high-volumestep-by-step reasoningopen weights / self-hostable

What Arcee AI: Trinity Large Thinking is used for

Arcee AI: Trinity Large Thinking is best suited for cheap high-volume, step-by-step reasoning, open weights / self-hostable. Access it through one Appmo API key alongside 458 other models — Appmo's optimizer can route to it automatically when it is the best value for a request. Weights: huggingface.co/arcee-ai/Trinity-Large-Thinking.

Use it via the Appmo API (OpenAI-compatible)

curl https://appmo.com/v1/chat/completions \
  -H "Authorization: Bearer $APPMO_KEY" \
  -d '{"model":"arcee-ai/trinity-large-thinking","messages":[{"role":"user","content":"Hello"}]}'

FAQ

How much does Arcee AI: Trinity Large Thinking cost?
Arcee AI: Trinity Large Thinking costs $0.25 per 1M input tokens and $0.8 per 1M output tokens ($0.388 blended), as of 2026-10-06. Prices are expected to fall as competition increases.

What is Arcee AI: Trinity Large Thinking best for?
Arcee AI: Trinity Large Thinking is best suited for cheap high-volume, step-by-step reasoning, open weights / self-hostable.

How do I use Arcee AI: Trinity Large Thinking?
Send requests to Appmo's OpenAI-compatible endpoint with model id "arcee-ai/trinity-large-thinking" and one API key — no separate provider account needed.

Is Arcee AI: Trinity Large Thinking open source?
Yes — its weights are public on Hugging Face (arcee-ai/Trinity-Large-Thinking) under a custom license; check the license terms before commercial use.

Can Arcee AI: Trinity Large Thinking create images?
No, Arcee AI: Trinity Large Thinking works with text.