#52 GPT-5.6 Terra
low- Cost
- $0.034
- Time
- 16.8s
- Tokens
- 2,348 tok
OpenAI
Release: 2026-07-09
Tested on: 2026-07-16 22:39
openai/gpt-5.6-terra::low
~1T total (~60B active)MoEClosedEstimated
Summary
GPT-5.6 Terra scores 7.5 on AI BENCHY and ranks #52. It has 10.0 reliability, a 74.2% pass rate, $0.519 total cost, and 5.31s average response time.
What makes GPT-5.6 Terra unique: It stands out most in Instructions following, where it ranks #1, while Coding is its weakest area at #16. It is notably fast compared with similar models.
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.
7.5
Consistency
7.9
10.0
$0.519
Total Output Tokens
21,183
Total Input Tokens
80,295
Input Price
$2.500 / 1M
Output Price
$15.000 / 1M
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.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 02:23 Re-test | 7.5 | 10.0 | $0.210 ↓ | Compare | |
| 2026-07-16 22:39 New test added | 7.5 | 10.0 | $0.519 | Current run | |
| 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.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-16 22:39 · New test added | 66/66 attempts | 7.5 | 7.9 | 10.0 | 13/22 | 6 | 21,183 | 80,295 | $0.519 | 5.31s |
| 2026-08-14 02:23 · Re-test | 66/66 attempts | 7.5 | 7.9 | 10.0 | 13/22 | 6 | 21,586 | 80,304 | $0.210 | 5.45s |
| Difference | — | 0.0 | 0.0 | 0.0 | 0 | 0 | -403 | -9 | +$0.309 | -137ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price |
|---|---|---|
| 2026-07-09 21:18 | $2.500 / 1M | $15.000 / 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
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| 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 |