GPT-5.6 Terra
gpt-5.6-terraText·—Balanced GPT-5.6 model combining strong intelligence with practical latency and cost.
Context Window
1.1M
Input Price /M in
Free/M in
Output Price /M out
Free/M out
Cached Input Price /M
Free/M
Max Completion
128K
Input Modalities
text, image
Output Modalities
text
reasoningFunction callingChatVisionJSONStreamingNewFreepreviewrecommendedGeneralProgrammingLongContext
Description
Balanced GPT-5.6 model combining strong intelligence with practical latency and cost.
Available Providers
AllToken can route requests to the providers below based on route priority and policy.
ProviderContextInputOutputCached / MLatencyThroughput
Best For
Balanced GPT-5.6 model combining strong intelligence with practical latency and cost.
How To Use This Model
Use the exact model ID shown below. This is the safest way to avoid call failures, variant mismatches, or incorrect route assumptions.
curl https://api.alltoken.ai/v1/chat/completions \
-H "Authorization: Bearer sk-your-key" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.6-terra",
"messages": [
{"role": "user", "content": "Hello!"}
]
}'Supported Parameters
temperaturetop_pmax_tokenstoolsresponse_formatreasoning_effortweb_searchAPI Key Setup
Smart Routing
Let the platform choose the best provider path automatically.
Default Model
If a request does not specify a model, default the key to gpt-5.6-terra.
Forced Model
Always override incoming requests and lock the key to gpt-5.6-terra.