- Score
- 8.6 (+0.63 points)
- Total Cost (Current Price)
- $0.061 · 86.1% cheaper
- Response Time (avg)
- 7.51s · 0.9% faster
OpenAI
Release: 2026-07-09
Tested on: 2026-10-01 01:53
openai/gpt-5.6-terra::low
~1T total (~60B active)MoEClosedEstimated
Summary
GPT-5.6 Terra scores 7.9 on AI BENCHY and ranks #101. It has 10.0 reliability, a 75.4% pass rate, $0.435 total cost, and 7.58s average response time.
What makes GPT-5.6 Terra unique: It is notably fast compared with similar models.
Recommended alternatives
We recommend choosing one of these models instead:
- Score
- 9.4 (+1.42 points)
- Total Cost (Current Price)
- $0.183 · 58.1% cheaper
- Response Time (avg)
- 6.24s · 17.7% faster
Model facts
Researched on 2026-08-12
- Parameters
- ~1T total (~60B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose the architecture or count.
7.9
Consistency
8.0
10.0
Total Output Tokens
24,213
Total Input Tokens
176,890
Input Price
$2.000 / 1M
Output Price
$12.000 / 1M
Cache Read Price
$0.200 / 1M
Cache Write Price
$2.500 / 1M
Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.
Flaky tests
6
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
#101 GPT-5.6 Terra
low- Cost
- $0.034
- Time
- 16.8s
- Tokens
- 2,348 tok
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-10-01 01:53 Re-test | 7.9 | 10.0 | $0.435 ↓ | Current run | |
| 2026-07-16 22:39 New test added | 7.5 | 10.0 | $0.519 | Compare | |
| 2026-07-09 21:16 Initial run | 7.7 | 10.0 | $0.343 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price | Cache Read Price | Cache Write Price |
|---|---|---|---|---|
| 2026-07-09 21:18 | $2.500 / 1M | $15.000 / 1M | N/A | N/A |
| 2026-07-28 08:40 | $1.250 / 1M | $7.500 / 1M | N/A | N/A |
| 2026-07-31 10:14 | $1.001 / 1M | $6.000 / 1M | N/A | N/A |
| 2026-08-14 12:51 | $1.000 / 1M | $6.000 / 1M | N/A | N/A |
| 2026-10-01 18:33 | $2.000 / 1M | $12.000 / 1M | $0.200 / 1M | $2.500 / 1M |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Agentic | 10.0 | 10.0 | |
| Anti-AI Tricks | 8.3 | 10.0 | |
| Coding | 6.6 | 4.6 | |
| Combined | 8.7 | 6.9 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 5.3 | 7.2 | |
| General Intelligence | 4.8 | 3.2 | |
| Instructions following | 10.0 | 10.0 | |
| Puzzle Solving | 10.0 | 10.0 | |
| Tool Calling | 4.7 | 1.6 | |
| Trivia | 3.0 | 10.0 |