Models · OpenAI
GPT-5.6 Terra
GPT-5.6 Terra offers a balanced price-performance profile, delivering strong reasoning and coding at half the cost of Sol. Ideal for production workloads that need reliability without the flagship premium.
Input $2.50 per 1M tokens
Output $15.00 per 1M tokens
Context 256K tokens · $17.50 combined per 1M
Benchmark performance
Source: Artificial Analysis. Updated 2026-09-20.
Key strengths
- — Strong reasoning at a better price
- — Fast response times for production
- — Reliable function calling and tool use
- — Good multilingual performance
Best use cases
- Production API workloads
- Content generation at scale
- Customer support automation
- Code generation and review
Pricing details
| Input (per 1M tokens) | $2.50 |
| Output (per 1M tokens) | $15.00 |
| Context window | 256K tokens |
| Architecture | Optimized dense transformer, 256K context window, balanced for throughput and quality |
| Provider | OpenAI |
Balanced performance
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Pricing data is sourced from official API documentation and updated weekly. Actual costs may vary based on prompt caching, batch processing, service tiers, and regional pricing. Inblix is not affiliated with OpenAI.