OpenAI: GPT-5.6 Terra
standardopenai/gpt-5.6-terra
GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic...
AA INDEX42.1
CONTEXT1050K
MODALITYtext+image+file->text
OPENNESSProprietary
ADDEDAug 2026
LAST PRICED2 min ago
Input
$2.10 /M
Output
$12.60 /M
Blended (40/60)
$8.40 /M
Cost / IQ
$7.9842 /M
Cost / IQ = Blended Price ÷ (AA Intelligence Score ÷ 40). Normalises price by model intelligence so you can compare value across tiers. Lower = better value per unit of intelligence. Not a transactional price.
24h0%
7d0%
Price History
30-day view, daily close
Low: $8.40/M
High: $10.00/M
Average: $8.89/M
Pricing Variants
Cached Input
$0.20/M
90% cheaper than standard
Cache write: $2.50/M
Batch (async)
$4.00/M
52.4% cheaper than standard
In: $1.00/M · Out: $6.00/M
Provider Comparison
4 providers · click a column to sort
| Provider | Input $/M | Output $/M | Blended $/M ↑ | vs Median |
|---|---|---|---|---|
| ↓Amazon Bedrock | $2.20 | $13.20 | $8.80 | +4.8% |
| Azure | $2.20 | $13.20 | $8.80 | +4.8% |
| Venice | $2.50 | $15.00 | $10.00 | +19.0% |
| OpenAI | $4.00 | $24.00 | $16.00 | +90.5% |
Blended price = 40% input + 60% output. Median price shown in header is the reference price for this model.
Cost / IQ Comparison
Cost / IQ (quality-adjusted $/M)$7.9842/M
Cost per GPT-4-equivalent token. Lower = better value. Comparable across all models.
522.3% above SIT TPI
Value Ranking (by Cost / IQ)
Rank #50 of 79 standard models
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Data Sources
Source
Aggregator & direct provider data
4 sources · updated recently
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": 8.4, "sit_adjusted_price": 7.984236 }