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GPT-5.6 Terra

OpenAI's GPT-5.6 Terra, a reasoning-focused model in the GPT-5.6 family that balances intelligence and cost, with a 1M+ token context window and tool-use support via the Responses API.

Providers
Capabilities
OpenAI
openai-byok
$0
$0
Unavailable
OpenCode Zen
opencode-zen-byok
$0
$0
Unavailable
OpenRouter
openrouter-byok
$0
$0
Unavailable
Usage analytics

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API & code
Uptime & Health
No uptime data yet

These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

Share cards
GPT-5.6 Terra share card
GPT-5.6 Terra
OpenAI upstream share card
OpenAI upstream
OpenCode Zen upstream share card
OpenCode Zen upstream
OpenRouter upstream share card
OpenRouter upstream
Credits
Use your own key

Run GPT-5.6 Terra on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Text generation
Context length1,050,000 tokens
Max output840,000 tokens
ArchitectureTransformer
Categorytext
ReleasedJul 1, 2026
Modalities
Capabilities