MODELS / ARCEE AI

Trinity Large Thinking

Trinity Large Thinking is Arcee AI's reasoning model with a 262K context window, optimized for complex multi-step reasoning and problem-solving tasks.

TEXTREASONING
262.1K
CONTEXT WINDOW
262.1K
MAX OUTPUT TOKENS
$0.25 / 1M tokens
INPUT PRICE
$0.9 / 1M tokens
OUTPUT PRICE
QUICKSTART

Call it in one request.

OpenAI-compatible — change the base URL, and the setup is complete.

SHELL
curl https://api.blackbox.ai/v1/chat/completions \
  -H "Authorization: Bearer $BLACKBOX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "blackboxai/arcee-ai/trinity-large-thinking",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
INPUT: textOUTPUT: textRELEASED: 2026-04-01REGIONS: US
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