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OpenAI
GPT-6.1 Terra Pro frontier
openai/gpt-6-1-terra-pro
GPT-6.1 Terra Pro is the same underlying model as [GPT-6.1 Terra](https://openrouter.ai/openai/gpt-6.1-terra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
Input / 1M
$1.00
USD per million tokens
Output / 1M
$5.00
USD per million tokens
Est. cost / token
$0.000002
$2.00 per 1M, 3:1 mix
Context window
1.05M
max output 128K
Major features
VisionCachingReasoningJSON schemaTools
Task suitability (heuristic 1–5, not a benchmark)
- coding5
- reasoning5
- math5
- summarization5
- extraction5
- classification5
- chat5
- creative5
- translation5
- vision5
- long context5
- agentic5
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $1.00 | $5.00 | $0.050 | openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $1.00
- Output
- $5.00
- Cached input
- $0.050
- Blended (3:1)
- $2.00
Details
- Company
- OpenAI
- Version
- 6.1
- Family
- GPT
- Released
- 2026-10-26
- Parameters
- Undisclosed
- Max output
- 128K
- Open weights
- No
- Inputs
- file, image, text
- Last synced
- 26 min ago