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Trinity Large Thinking

Trinity-Large-Thinking is a reasoning-optimized variant of Arcee AI's Trinity-Large family — a 398B-parameter sparse Mixture-of-Experts (MoE) model with approximately 13B active parameters per token.

text → text · made by Arcee AI

$0.25$0.8per Mtok in / out
Arcee AI · 4 sellers

Sold by 5 ways

SellerLaneRate
Arcee AI apistandard$0.25per Mtok in$0.8per Mtok out$0.06per Mtok cacheddocs.arcee.ai · read 2026-08-25
Nous Research aggregatorstandard$0.25per Mtok in$0.8per Mtok out$0.06per Mtok cachedinference-api.nousresearch.com · read 2026-09-12
OpenRouter 2 ways$0.25per Mtok in$0.8per Mtok out$0.06per Mtok cached
OpenRouter aggregatorstandard$0.25per Mtok in$0.8per Mtok out$0.06per Mtok cachedopenrouter.ai · read 2026-08-31
OpenRouter aggregatorarcee-ai$0.25per Mtok in$0.8per Mtok out$0.06per Mtok cachedopenrouter.ai · read 2026-08-25
Vercel AI Gateway aggregatorstandard$0.25per Mtok in$0.9per Mtok outai-gateway.vercel.sh · read 2026-08-25

Measured 15 standings

PlaceBoardMetricScore
26thof 26Surface evolver bench — Epoch AIMean score0.156
89thof 92Design Arena · asciiart (models)Elo1059
100thof 109Design Arena · svg (models)Elo1041
101stof 147Design Arena · 3d (models)Elo1110
108thof 162Design Arena · website (models)Elo1149
112thof 156Design Arena · codecategories (models)Elo1132
113thof 121Webdev arena — Epoch AIArena Score1238.37
116thof 177Critpt — Epoch AIAccuracy0.857
117thof 155Design Arena · gamedev (models)Elo1102
120thof 152Design Arena · dataviz (models)Elo1114
124thof 150Design Arena · uicomponent (models)Elo1060
126thof 143Artificial Analysis · Agentic IndexIndex1.2
132ndof 168Scicode — Epoch AIScore36.111
139thof 184Artificial Analysis · Coding IndexIndex25.8
183rdof 302Artificial Analysis · Intelligence IndexArtificial Analysis Intelligence Index11

About

Trinity Large Thinking — a text model from Arcee AI, sold by 4 companies from $0.25 in and $0.8 out per million tokens, placed 183rd of 302 on Artificial Analysis · Intelligence Index.

It takes text and returns text, with a context window of 262,100 tokens. It was published in April 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under extract and reasoning. Four companies sell it. The cheapest is $0.25 in and $0.8 out per million tokens at Arcee AI. Beside the standard rate there is a separately routed lane. It has been measured on 15 boards, and stands best at 183rd of 302 on Artificial Analysis · Intelligence Index.

Every current figure

Maker
Arcee AI
Register
model
Takes
text
Returns
text
Context
262,100 tokens
Published
April 2026
Parameters
399 billion
Licence
not read
Sellers
4
Price
$0.25 in and $0.8 out per million tokens — Arcee AI
Boards
15
Best place
183rd of 302 — Artificial Analysis · Intelligence Index

Known as 2 names

trinity-large-thinkingarcee-ai/trinity-large-thinking