OpenAI
GPT 5.6 Terra
gpt-5.6-terra is a high-throughput OpenAI model optimized for production grounding and RAG. With a 200k context window and strict JSON adherence, it excels at massive-scale data processing and reliable agent orchestration for enterprises.

Modalities

Input: TextInput: ImageInput: Document
Output: Text

Context

API Usage Examples
curl --request POST "https://gptproto.com/v1/chat/completions" \
  --header "Authorization: Bearer $GPTPROTO_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "gpt-5.6-terra",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'
GPT 5.6 Terra pricing

Estimate a request with real work scenarios. GPTProto token pricing is 20% below official rates.

Cost calculator

Multi-turn agent with cached context.
$1.6 / 1M$0.0024
$9.6 / 1M$0.00768
$2 / 1M$0.006
$0.16 / 1M$0.004
Cost per request$0.02008

Top up

GPTProto vs official pricing.
Requests
You pay
20% off
$100
You receive$100.00

Save$25.00 (20%)vs OpenAI official

Related Models
All Models
ModelInput → Output
GPT 5.6 TerraCurrent
1.05M$1.60 / $9.60 per 1M$2.00 / $0.16 per 1M
Input: TextInput: ImageInput: Document
Output: Text
GLM 5.3
1.05M$1.26 / $3.96 per 1M— / $0.23 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Gemini 3.7 Flash
1.05M$0.45 / $2.25 per 1M— / $0.04 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Grok 4.6
500K$1.20 / $3.60 per 1M— / $0.30 per 1M
Input: TextInput: Image
Output: Text
Qwen3.8 Max
1M$1.80 / $5.40 per 1M$2.25 / $0.23 per 1M
Input: TextInput: ImageInput: VideoInput: Document
Output: Text
Claude Opus 5
1M$4.00 / $20.00 per 1M$5.00 / $0.40 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Gemini 3.6 Flash
1.05M$0.45 / $2.25 per 1M— / $0.04 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Gemini 3.5 Flash Lite
1.05M$0.18 / $1.50 per 1M$0.02 / $0.02 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Kimi K3
1.05M$2.70 / $13.50 per 1M$0.27 / $0.27 per 1M
Input: TextInput: ImageInput: Document
Output: Text
GPT 5.6 Luna
1.05M$0.16 / $0.96 per 1M$0.20 / $0.02 per 1M
Input: TextInput: ImageInput: Document
Output: Text
GPT 5.6 Sol
1.05M$4.00 / $24.00 per 1M$5.00 / $0.40 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Grok 4.5
500K$1.20 / $3.60 per 1M$0.30 / $0.30 per 1M
Input: TextInput: Image
Output: Text
Claude Sonnet 5
1M$1.60 / $8.00 per 1M$2.00 / $0.16 per 1M
Input: TextInput: Document
Output: Text
MiniMax M3
1.05M$0.48 / $0.96 per 1M$0.10 / $0.10 per 1M
Input: TextInput: ImageInput: Document
Output: Text
GLM 5.2
1.05M$1.26 / $3.96 per 1M$0.23 / $0.23 per 1M
Input: TextInput: ImageInput: Document
Output: Text
GPT 5.1 Chat Latest
—$1.00 / $8.00 per 1M$0.10 / $0.10 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Claude Fable 5
1M$8.00 / $40.00 per 1M$10.00 / $0.80 per 1M
Input: TextInput: Document
Output: Text
Qwen3.7 Max
1M$0.36 / $1.44 per 1M$0.07 / $0.07 per 1M
Input: TextInput: Document
Output: Text
DeepSeek v4 Flash
—1.05M$0.44 / $1.32 per 1M— / $0.01 per 1M
Input: Text
Output: Text
DeepSeek v4 Pro
—1.05M$1.32 / $3.96 per 1M— / $0.04 per 1M
Input: Text
Output: Text
Grok 4.3
1M$0.75 / $1.50 per 1M$0.12 / $0.12 per 1M
Input: TextInput: Image
Output: Text
GPT 5.4 Pro
1.05M$24.00 / $144.00 per 1M—
Input: TextInput: ImageInput: Document
Output: Text
GPT 5.5 Pro
1.05M$24.00 / $144.00 per 1M—
Input: TextInput: ImageInput: Document
Output: Text
GPT 5.5
1.05M$4.00 / $24.00 per 1M$0.40 / $0.40 per 1M
Input: TextInput: ImageInput: Document
Output: Text
Kimi K2.6
262K$0.85 / $3.60 per 1M$0.14 / $0.14 per 1M
Input: TextInput: Document
Output: Text
GLM 5.1
205K$1.26 / $3.96 per 1M$0.23 / $0.23 per 1M
Input: TextInput: Document
Output: Text
DeepSeek v3.2
164K$0.17 / $0.25 per 1M$0.02 / $0.02 per 1M
Input: Text
Output: Text
MiniMax M2.5
205K$0.24 / $0.96 per 1M$0.30 / $0.02 per 1M
Input: TextInput: Document
Output: Text
Kimi K2.5
262K$0.54 / $2.70 per 1M$0.09 / $0.09 per 1M
Input: TextInput: Document
Output: Text
Qwen Turbo
—$0.04 / $0.18 per 1M$0.009 / $0.009 per 1M
Input: Text
Output: Text
Doubao Seed 1.6 Thinking (Build 250715)
262K$0.10 / $0.97 per 1M—
Input: TextInput: Image
Output: Text
Doubao Seed 1.6 Thinking (Build 250615)
262K$0.10 / $0.97 per 1M—
Input: TextInput: Image
Output: Text
Doubao Seed 1.6 Flash (Build 250615)
262K$0.02 / $0.18 per 1M—
Input: TextInput: Image
Output: Text

Unlock Advanced gpt-5.6-terra Features

Discover why gpt-5.6-terra is the preferred choice for enterprise-scale AI integration and robust data processing.

Enhanced Grounding (Terra-tuning)

Prioritize your context over training data to reduce hallucinations by 30% in RAG applications.

High-Concurrency Throughput

Engineered for low Time-To-First-Token even under heavy loads in high-traffic production environments.

Strict JSON Adherence

Ensure 100% schema compliance for flawless API and ETL automation workflows across your stack.

200k Context Retrieval

Navigate massive datasets with needle-in-a-haystack scores exceeding 99% accuracy across the range.

Frequently Asked Questions about gpt-5.6-terra

Get answers about gpt-5.6-terra performance, pricing, and how it handles grounding for your RAG workflows on our platform.

What makes gpt-5.6-terra different from GPT-4o?

gpt-5.6-terra is optimized for grounding and high throughput, making it more reliable than GPT-4o for production RAG. It prioritizes provided context over internal data, reducing hallucinations by 30%. While GPT-4o is a generalist, gpt-5.6-terra is built for scale and accuracy in data-heavy environments.

How does gpt-5.6-terra improve RAG workflows?

Through specialized Terra-tuning, gpt-5.6-terra focuses on information within your prompt rather than speculative training data. This ensures that when you provide internal documents, the model extracts facts precisely. Its 200k context window and high retrieval scores mean you can feed it massive amounts of information without losing the 'needle in the haystack'.

Does gpt-5.6-terra support structured outputs?

Yes, gpt-5.6-terra features a specialized decoding strategy for 100% adherence to supplied JSON schemas. This is critical for automated ETL processes and API orchestration. By using the Strict Schema mode, developers can ensure that gpt-5.6-terra outputs data in the exact format required for downstream programmatic consumption without errors.

What are the vision capabilities of gpt-5.6-terra?

gpt-5.6-terra supports native image inputs with a unique 'original' detail setting. Unlike older models that resize or tile images into low-resolution patches, gpt-5.6-terra can preserve input dimensions for high-fidelity analysis. This makes it exceptional for tasks requiring click-accuracy, localization, or reading small text within complex visual documents.

Is my data safe when using gpt-5.6-terra here?

Absolutely. When you access gpt-5.6-terra through GPTProto.com, your data is never used for training. We provide enterprise-grade security and unified logging, ensuring that your proprietary information remains confidential while benefiting from OpenAI's high-performance infrastructure and our platform's automated fallback routing.

Can gpt-5.6-terra handle long-context retrieval?

gpt-5.6-terra excels at long-context tasks with its 200,000-token window. Testing shows 'needle-in-a-haystack' retrieval scores consistently above 99%. This allows you to process entire books, code repositories, or large legal files in a single request while maintaining extreme precision in the answers generated.