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OpenAI: GPT-6.1 Terra

OpenAINewModerated
openai/gpt-6.1-terra

About this model

GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol. It is suited for everyday agentic, coding, and writing work, is particularly strong at understanding screenshots...

Make a request

OpenAI-compatible: set the base URL and your Promptix API key, keep your existing SDK.

curl https://promptix.tn/api/v1/chat/completions \  -H "Authorization: Bearer $PROMPTIX_API_KEY" \  -H "Content-Type: application/json" \  -d '{    "model": "openai/gpt-6.1-terra",    "messages": [      {"role": "user", "content": "Hello! What can you do?"}    ]  }'

Pricing

In TND per 1M tokens. VAT and the platform fee are added at top-up.

Input tokens

3.871 TND

per 1M tokens

Output tokens

19.355 TND

per 1M tokens

1,000 requests with 1K input and 500 output tokens cost about 13.548 TND.

Specifications

Provider
OpenAI
Context window
1,050,000 tokens
Input modality
Text
Added
Oct 26, 2026
Supported parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputs