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OpenAI: GPT-5 Nano vs Laguna M.1

Last updated at: 2026-04-29

Metric GPT-5 Nano GPT-5 Nano medium Release: 2025-08-07 Laguna M.1 Laguna M.1 none Release: 2026-04-28 Free Available
Score 6.3 5.1
Rank #75 #117
Reliability N/A 9.9
Consistency 6.5 8.7
Tests Correct
Attempt pass rate 59.3% 33.3%
Flaky tests 8 3
Total Runs 54 54
Cost per result 0.942 0.000
Total Cost $0.066 $0.000
Input Price $0.050 / 1M $0.000 / 1M
Output Price $0.400 / 1M $0.000 / 1M
Output Tokens 4,980 2,870
Reasoning Tokens 156,288 0
Response Time (avg) 44.13s 2.79s
Response Time (max) 204.02s 15.42s
Response Time (total) 485.47s 50.24s

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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 6.5 7.9 58.3% 1 25.50s 1,221 21,184
Laguna M.1 3.4 7.9 16.7% 1 1.23s 485 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 6.7 3.5 66.7% 1 40.73s 480 12,992
Laguna M.1 7.5 3.8 66.7% 1 2.93s 543 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 10.0 10.0 100.0% 0 65.96s 578 17,984
Laguna M.1 3.0 10.0 0.0% 0 4.32s 622 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 3.7 1.7 50.0% 2 21.42s 453 10,560
Laguna M.1 10.0 10.0 100.0% 0 3.37s 246 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 5.2 4.4 55.6% 2 204.02s 237 64,448
Laguna M.1 3.6 7.2 22.2% 1 5.50s 33 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 4.1 10.0 0.0% 0 17.51s 202 4,608
Laguna M.1 4.0 10.0 0.0% 0 3.08s 212 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 8.5 6.8 83.3% 1 11.90s 382 4,096
Laguna M.1 6.3 10.0 50.0% 0 683ms 80 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 5.3 7.2 44.4% 1 19.81s 869 13,440
Laguna M.1 3.2 10.0 0.0% 0 951ms 340 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5 Nano 10.0 10.0 100.0% 0 33.30s 558 6,976
Laguna M.1 10.0 10.0 100.0% 0 7.54s 309 0

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