Arcee AI · Model identity
Trinity Large Thinking
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...
1pricing route
What published route metadata supports
CachingHugging FaceReasoningTool use
Input modalities
Text
Supported API parameters
include_reasoningmax_tokensreasoningtemperaturetool_choicetoolstop_ktop_p
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2026-04-01
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
Could this workload cost less?Compare Trinity Large Thinking with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterStandard | arcee-ai/trinity-large-thinking | $0.25 | $0.06 | $0.8 | 262K | OpenRouter API ↗ |
Hugging Face references
Presence of a Hugging Face ID is not treated as proof that model weights are open.
1 verified price change since Aug 26, 2026
0 route availability changes recorded. No earlier prices are inferred.
Input / 1M$0.25Aug 26, 2026 → Aug 30, 2026
Output / 1M$0.8Aug 26, 2026 → Aug 30, 2026
- Aug 30, 2026OpenRouter · Standard
Input $0.22 → $0.25 · Output $0.85 → $0.8