Trinity Large Thinking
Trinity Large Thinking is a reasoning-tuned model: optimised for chain-of-thought, mathematics, and step-by-step problem solving rather than chat throughput. Available via arcee-ai. 262,144-token context. Efficient pricing.
Trinity Large Thinking is a reasoning AI model from arcee-ai. It costs $0.250 per million input tokens and $0.800 per million output tokens (blended $0.415/M), with a 262,144-token context window.
0.0%over 91 days · hover to read
- Step-by-step reasoning traces
- Mathematics and proofs
- Code synthesis with planning
- Robust on multi-step problems
- Math problem solving
- Hard coding tasks
- Research-grade Q&A
- Multi-step planning
Benchmarks
Price history
6 recorded changes| Date | Rate | Was | Now | Change |
|---|---|---|---|---|
| 31 Aug 2026 | Output | $0.850 | $0.800 | -5.9% |
| 31 Aug 2026 | Input | $0.220 | $0.250 | +14% |
| 26 Jul 2026 | Input | $0.250 | $0.220 | -12% |
| 26 Jul 2026 | Output | $0.800 | $0.850 | +6.2% |
| 21 Jun 2026 | Output | $0.850 | $0.800 | -5.9% |
| 21 Jun 2026 | Input | $0.220 | $0.250 | +14% |
Rates per million tokens, as published by the provider or its router listing. Tracking runs since 3 May; anything earlier is not on record. See every tracked price change.
Frequently asked questions
How much does Trinity Large Thinking cost?
Trinity Large Thinking costs $0.250 per million input tokens and $0.800 per million output tokens, for a blended reference rate of $0.415 per million tokens.
What is Trinity Large Thinking's context window?
Trinity Large Thinking supports up to 262,144 tokens of context in a single request.
What is Trinity Large Thinking best for?
Trinity Large Thinking is well suited to Step-by-step reasoning traces, Mathematics and proofs and Code synthesis with planning.
Who makes Trinity Large Thinking?
Trinity Large Thinking is developed and served by arcee-ai.