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...
With CoreAI, you can start chatting with Arcee AI: Trinity Large Thinking instantly — no separate subscription needed. CoreAI lets you chat with Arcee AI: Trinity Large Thinking alongside 300+ other AI models from Arcee-ai and other providers like OpenAI, Anthropic, Google, Meta, and more.
Measured against all 396 chat models CoreAI serves, Arcee AI: Trinity Large Thinking sits at #162 for context capacity — 262K tokens, roughly 196,608 words or 393 pages of text in a single conversation. On price, it is the #100 cheapest of 130 budget-tier models by input cost. It joined the catalog on 2026-04-01. It supports step-by-step reasoning (thinking mode).
Every model in this table is available on CoreAI — open the web app and run the same prompt through Arcee AI: Trinity Large Thinking and Arcee AI: Virtuoso Large side by side to judge with your own eyes.
A typical question (about 1,000 tokens in, 500 out) runs $0.00064 on Arcee AI: Trinity Large Thinking's raw per-token rates; a heavy session with a 50K-token document costs about $0.015. On CoreAI you don't juggle these numbers — one subscription covers Arcee AI: Trinity Large Thinking and 300+ other models under a plan usage limit, with no API keys. See plans.
Arcee AI: Trinity Large Thinking handles 262K tokens of context — roughly 196,608 words, or about 393 pages of text in one conversation.
Arcee AI: Trinity Large Thinking's underlying rates are $0.22 per 1M input tokens and $0.85 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.
No — Arcee AI: Trinity Large Thinking is text-only. If you need image understanding, its budget-tier peers with vision are listed in the comparison table above.
Yes. Arcee AI: Trinity Large Thinking can work through problems step by step before answering; on CoreAI you can toggle thinking mode per message.
Open the CoreAI web app or the iOS/Android app, pick Arcee AI: Trinity Large Thinking in the model selector, and chat — no API key, no per-token billing. One subscription covers Arcee AI: Trinity Large Thinking and 300+ other models.
The closest alternatives on CoreAI are Arcee AI: Virtuoso Large, NVIDIA: Nemotron 3.5 Lightning, inclusionAI: Ling-2.6-flash — similar capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.
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