Arcee AI
Trinity Large Thinking
Reasoning-optimized 398B MoE agent model with extended thinking for long-horizon and multi-turn tool use
Model facts
- Context window
- 262K tokens
- Maximum output
- 8K tokens
- Cheapest paid input
- $0.25 per 1M tokens
- Cheapest paid output
- $0.8 per 1M tokens
- Open weights
- yes
- Providers
- 6
Capabilities and modalities
reasoning, tool calling, temperature control, open weights, text.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| default | 18.7 | 25.8 | not measured | 320.4 |
Observed price history
- 2026-08-24: $0.25 input / $0.8 output per 1M tokens
- 2026-08-30: $0.25 input / $0.8 output per 1M tokens
API providers
- OpenRouter — model id arcee-ai/trinity-large-thinking; $0.25 input / $0.8 output per 1M tokens; provider documentation
- Arcee — model id trinity-large-thinking; $0.25 input / $0.8 output per 1M tokens; provider documentation
- Kilo Gateway — model id arcee-ai/trinity-large-thinking; $0.25 input / $0.8 output per 1M tokens; provider documentation
- NanoGPT — model id arcee-ai/trinity-large-thinking; $0.25 input / $0.9 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id arcee-ai/trinity-large-thinking; $0.25 input / $0.9 output per 1M tokens; provider documentation
- Arena — model id trinity-large-thinking; not published input / not published output per 1M tokens; provider documentation