LLM Reference
OpenRouter

Trinity-Large-Thinking on OpenRouter

Trinity · Arcee AI

ServerlessOpen Source

Last refreshed 2026-05-11. Next refresh: weekly.

Why use Trinity-Large-Thinking on OpenRouter?

OpenRouter offers Trinity-Large-Thinking with pay-as-you-go pricing at $0.22/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.

Compare Trinity-Large-Thinking across 3 providers to find the best fit for your use case
Input / 1M
$0.22
Output / 1M
$0.85
Cache
Not sourced
Batch
Not sourced

Setup recipe

Docs fallback
Install
Use the provider REST API or SDK
Auth
Create a provider API key
Call
model: arcee-ai/trinity-large-thinking
Model ID
arcee-ai/trinity-large-thinking

Request example

Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID arcee-ai/trinity-large-thinking.

Gotchas

  • Use provider model ID "arcee-ai/trinity-large-thinking", not the LLMReference slug "trinity-large-thinking".

Compare Trinity-Large-Thinking Across Providers

ProviderInput (per 1M)Output (per 1M)
Arcee AI
OpenRouter$0.22$0.85
Vercel AI Gateway$0.25$0.90

Pricing

TypePrice (per 1M)
Input tokens$0.22
Output tokens$0.85

Capabilities

ReasoningFunction CallingTool UseStructured Outputs

About Trinity-Large-Thinking

Arcee AI's flagship 400B sparse MoE reasoning model with 13B active parameters per token. Trained on 20T tokens with a STEM-focused curriculum. Designed for agentic workflows, chain-of-thought reasoning, and long-context tasks up to 256K tokens (BF16 API). Open-source under Apache 2.0. Available via Arcee AI API.

FAQ

What does Trinity-Large-Thinking cost on OpenRouter?

On OpenRouter, Trinity-Large-Thinking costs $0.22 per 1M input tokens and $0.85 per 1M output tokens.

What is the context window for Trinity-Large-Thinking on OpenRouter?

Trinity-Large-Thinking supports a 262k token context window on OpenRouter.

How does OpenRouter compare to other Trinity-Large-Thinking providers?

Trinity-Large-Thinking is available from 3 providers. The cheapest input pricing is $0.22/1M tokens from OpenRouter.

What API model ID do I use for Trinity-Large-Thinking on OpenRouter?

Use the model ID arcee-ai/trinity-large-thinking when calling OpenRouter's API.

Who created Trinity-Large-Thinking?

Trinity-Large-Thinking was created by Arcee AI as part of the Trinity model family.

Is Trinity-Large-Thinking open source?

Trinity-Large-Thinking is open source according to the seed data.

Get Started

Model Specs

Released2026-04-01
Parameters400B
Context256k
ArchitectureSparse Mixture of Experts (MoE)

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