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#32

GPT-6.1 Terra

OpenAI Release: 2026-10-26 Tested on: 2026-10-26 22:25 openai/gpt-6.1-terra::xhigh
~1T total (~60B active)MoEClosedEstimated
(max) (xhigh) (high) (medium) (low) (none)

Summary

GPT-6.1 Terra scores 9.3 on AI BENCHY and ranks #32. It has 10.0 reliability, a 88.4% pass rate, $0.789 total cost, and 23.65s average response time.

Model facts

Researched on 2026-10-26

Estimated
Parameters
~1T total (~60B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. OpenAI does not disclose this checkpoint’s parameter counts or architecture. The low-confidence estimates carry forward the previous GPT-5.6 Terra catalog entry; the vendor announcement establishes identity and API availability, not those estimates.

Parameter source Availability source

Score

9.3

Consistency

8.6

Reliability

10.0

Total Cost (Current Price)

$0.789

Total Output Tokens

121,002

Total Input Tokens

183,057

Input Price

$1.000 / 1M

Output Price

$5.000 / 1M

Cache Read Price

$0.050 / 1M

Cache Write Price

$1.250 / 1M

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Tests Correct

Wrong Tests: 5

Attempt pass rate: 88.4%

Flaky tests

4

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

23.65s

Response Time (max): 236.28s

Response Time (total): 543.86s

Wrong answer: 4 Did not follow instructions: 1

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#32 GPT-6.1 Terra

xhigh
Cost
$0.050
Time
109.1s
Tokens
9,926 tok

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

GPT-6.1 TerraxhighvsClaude Opus 5mediumGPT-6.1 TerraxhighvsGPT-6.1 TerralowGPT-6.1 TerraxhighvsClaude Opus 5highGPT-6.1 TerraxhighvsSeed 2.1 TurbolowGPT-6.1 TerraxhighvsGemini 3.7 FlashlowGPT-6.1 TerraxhighvsMuse Spark OpenhighGPT-6.1 TerraxhighvsClaude Opus 5.5highGPT-6.1 TerraxhighvsClaude Opus 5.5mediumGPT-6.1 TerraxhighvsGPT-6.1 TerramaxGPT-6.1 TerraxhighvsMuse Wondermedium

Category Breakdown

Category Score Consistency Tests Correct
Agentic 10.0 10.0
Anti-AI Tricks 10.0 10.0
Coding 10.0 10.0
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 5.8 4.4
General Intelligence 10.0 10.0
Instructions following 8.5 6.8
Puzzle Solving 8.2 7.2
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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