OpenAI

GPT-5.6 Terra API

Available through OneMux unified model routing.

Use this model

Context

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Input

$1.5 / 1M tokens

Output

$12.5 / 1M tokens

general
curl https://api.onemux.net/v1/chat/completions \
+  -H "Authorization: Bearer $ONEMUX_API_KEY" \
+  -H "Content-Type: application/json" \
+  -d '{"model":"gpt-4o","messages":[{"role":"user","content":"Hello OneMux"}]}'