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OpenAI
GPT-5.6 Terra balanced
openai/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...
Input / 1M
$2.00
USD per million tokens
Output / 1M
$12.00
USD per million tokens
Est. cost / token
$0.0000045
$4.50 per 1M, 3:1 mix
Context window
922K
max output 128K
Major features
VisionBatchPDFCachingReasoningJSON schemaToolsWeb search
Task suitability (heuristic 1–5, not a benchmark)
- coding4
- reasoning4
- math4
- summarization4
- extraction4
- classification4
- chat4
- creative4
- translation4
- vision4
- long context4
- agentic4
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $2.00 | $12.00 | $0.20 | litellm+openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $2.00
- Output
- $12.00
- Cached input
- $0.20
- Batch input
- $1.00
- Batch output
- $6.00
- Blended (3:1)
- $4.50
Details
- Company
- OpenAI
- Version
- 5.6
- Family
- GPT
- Released
- 2026-07-09
- Parameters
- Undisclosed
- Max output
- 128K
- Open weights
- No
- Inputs
- file, image, text
- Last synced
- 29 min ago