# GPT-5.6 Terra

> Сбалансированный GPT-5.6 — производственные возможности с учётом стоимости.

Canonical: https://routemux.com/ru/openai/gpt-5.6-terra
Provider: OpenAI

## Key facts

| Field | Value |
| --- | --- |
| Model ID | openai/gpt-5.6-terra |
| Official model ID | gpt-5.6-terra |
| Context window | 1.1M |
| Max output | 128K |
| Input modalities | text, image |
| Output modalities | text |
| Capabilities | Vision, Reasoning, Tool Calling, Coding, Cache, Paid Cache Write, Strip Responses Summary Input |
| Upstream release | 2026-07-09 |
| Availability | available |

## Pricing

- RouteMux input: $0.2 per 1M tokens
- RouteMux output: $1.2 per 1M tokens
- Official input: $2 per 1M tokens
- Official output: $12 per 1M tokens
- Cache read: $0.02 per 1M tokens
- Cache write: $0.25 per 1M tokens
- Saving vs official: 90%
- Official price source: openai_x0.10, verified 2026-08-24

Billing is prepaid wallet, charged per successful request only.

## API access

Base URL: https://api.routemux.com

Supported protocols:

- openai_chat
- openai_responses
- anthropic_messages

## Other variants in this family

- GPT-5.6 Sol (`openai/gpt-5.6-sol`)
- GPT-5.6 Luna (`openai/gpt-5.6-luna`)
- GPT-5.4 mini (`openai/gpt-5.4-mini`)
- GPT-5.4 (`openai/gpt-5.4`)
- GPT-5.5 (`openai/gpt-5.5`)