GPT-5.6 Terra pricing & benchmarks
Released Jul 9, 2026 · served by 2 providers · ranked #6 by intelligence in our index
What GPT-5.6 Terra is
GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic...
- Model ID:
openai/gpt-5.6-terra - Modality: text+image+file->text
- Knowledge cutoff: 2026-02-16
- Tool calling: supported · Structured output: supported
Providers and prices for GPT-5.6 Terra
The same model costs different amounts depending on who serves it. Prices are per 1M tokens, cheapest first. Uptime and throughput are OpenRouter's rolling measurements, not vendor claims.
| Provider | Input | Output | Context | Quant | Uptime 24h | Throughput |
|---|---|---|---|---|---|---|
| OpenAIcheapest | $2.50 | $15.00 | 1.1M | — | 99.2% | — |
| Azure | $2.75 | $16.50 | 1.1M | — | 100.0% | — |
Cheaper models in the same class
Models scoring within 4 points of GPT-5.6 Terra on the Intelligence Index, but with a lower output price.
Compare GPT-5.6 Terra head-to-head
FAQ
How much does the GPT-5.6 Terra API cost?
$1.25 per 1M input tokens and $7.50 per 1M output tokens. A typical workload of 1M input + 300K output tokens costs about $3.50.
Is GPT-5.6 Terra free?
No. It is a paid model starting at $1.25 per 1M input tokens, though some providers offer trial credits.
Which provider is cheapest for GPT-5.6 Terra?
OpenAI at $2.50 input / $15.00 output per 1M tokens.
Can I self-host GPT-5.6 Terra?
No. GPT-5.6 Terra is closed-weight and only available through hosted APIs.