OpenAI: GPT-5.6 Terra

Name: GPT-5.6 Terra - AI Inference API
Brand: OpenAI
Price: 4 USD

frontier

openai/gpt-5.6-terra

AA INDEX55.0

CONTEXT1050K

MODALITYtext+image+file->text

OPENNESSProprietary

ADDEDAug 2026

LAST PRICED2 min ago

Input

$1.00 /M

Output

$6.00 /M

Blended (40/60)

$4.00 /M

24h0%

7d0%

Price History

30-day view, daily close

Low: $4.00/M
High: $4.00/M
Average: $4.00/M

SIT Comparison

SIT Score0.10 (10% of tier average)

0.00 (free)1.00 (tier average)

99.7% below frontier tier average ($38.61/M)

Tier Ranking (by SIT Score)

Rank #4 of 44 frontier models

← YOU ARE HERE | OpenAI: GPT-5.6 Terra

Data Sources

Primary

OpenRouter

Updated 2 min ago

API Access

# Get this model's current price
curl https://api.inferenceindexer.ai/v1/models/openai/gpt-5.6-terra
# Response (truncated)
{ "model_id": "openai/gpt-5.6-terra", "name": "OpenAI: GPT-5.6 Terra", "blended_price_per_m": 4, "sit_score": 0.1036 }