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GPT-6.1 Terra vs Particle-1 (medium)

The average score is effectively tied at 8.6 vs 8.6. GPT-6.1 Terra has the lower benchmark cost at $0.184 vs $0.217. GPT-6.1 Terra is faster at 4.08s vs 32.30s, with pass rates of 84.1% vs 73.9%.

Last updated at: 2026-11-10

Compared models

Rank
#89
Total Output Tokens
4,906
Response Time (avg)
4.08s
Total Cost
$0.184
Rank
#96
Total Output Tokens
406,465
Response Time (avg)
32.30s
Total Cost
$0.217
Recommended model GPT-6.1 Terra

It has the best score here (8.6), while responding about 7.9x faster than Particle-1 (medium).

Detailed comparison

Metric GPT-6.1 Terra GPT-6.1 Terra none Release: 2026-10-26 Particle-1 Particle-1 medium Release: 2026-10-28
Score 8.6 8.6
Rank #89 #96
Reliability 10.0 9.7
Consistency 9.3 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 84.1% 73.9%
Flaky tests 2 5
Total Runs 69 69
Cost per result 1.021 1.546
Total Cost $0.184 $0.217
Input Price $1.000 / 1M $0.050 / 1M
Output Price $5.000 / 1M $0.500 / 1M
Cache Read Price $0.050 / 1M $0.003 / 1M
Cache Write Price $1.250 / 1M N/A
Total Input Tokens 159,129 263,837
Output Tokens 4,906 7,443
Reasoning Tokens 0 399,022
Response Time (avg) 4.08s 32.30s
Response Time (max) 40.32s 276.96s
Response Time (total) 93.75s 742.97s
Parameters ~1T total (~60B active) ~748B total (~16B active)
Availability Closed Closed

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

Model generation showcase

Hamster playing table tennis

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

#89 GPT-6.1 Terra

none
Cost
$0.017
Time
36.8s
Tokens
3,297 tok

#96 Particle-1

medium
Cost
$0.006
Time
42.2s
Tokens
10,219 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-6.1 Terra 8.2 7.2 88.9% 1 1.86s 7,302 387 0
Particle-1 8.2 7.2 88.9% 1 64.92s 7,986 402 115,089

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