Models / GPT-4.1 Nano

OpenAI

GPT-4.1 Nano

22 published results from 2 sources. Each card shows where the number comes from and what it does not measure. Results are never combined into one score.

Provider
OpenAI
Sources
2
Our benchmarks
0
Price
Not yet published

Reported by others

Reported by Arena (formerly LMArena)
1,321
Business, management and finance · rank 202 of 402
Unit
Arena rating, higher is better
Range
1,299 to 1,343
Sample
651 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Arena (formerly LMArena)
1,307
Creative writing · rank 186 of 407
Unit
Arena rating, higher is better
Range
1,288 to 1,325
Sample
1005 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Arena (formerly LMArena)
1,313
Expert prompts · rank 202 of 359
Unit
Arena rating, higher is better
Range
1,283 to 1,344
Sample
328 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Arena (formerly LMArena)
1,300
Instruction following · rank 225 of 409
Unit
Arena rating, higher is better
Range
1,288 to 1,313
Sample
2015 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Arena (formerly LMArena)
1,322
Overall · rank 235 of 409
Unit
Arena rating, higher is better
Range
1,315 to 1,330
Sample
6103 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Arena (formerly LMArena)
1,299
Writing, literature and language · rank 216 of 408
Unit
Arena rating, higher is better
Range
1,285 to 1,314
Sample
1583 votes
Configuration
GPT-4.1 Nano
Measured
25 Sep 2026
Not shown
Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
66.0%
Irrelevance detection · rank 87 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not general refusal or safety behaviour.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
83.4%
Irrelevance detection · rank 41 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not general refusal or safety behaviour.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
18.9%
Memory · rank 47 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not long-term personal memory in a product: sessions are BFCL's scripted ones.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
16.8%
Memory · rank 53 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not long-term personal memory in a product: sessions are BFCL's scripted ones.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
23.6%
Multi-turn tasks · rank 47 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not open-ended agent work: the tools and tasks are BFCL's simulated APIs.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
2.0%
Multi-turn tasks · rank 94 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not open-ended agent work: the tools and tasks are BFCL's simulated APIs.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
33.0%
Overall accuracy · rank 58 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not a neutral average: the weighting is BFCL's. Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
24.9%
Overall accuracy · rank 90 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not a neutral average: the weighting is BFCL's. Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
93.8%
Relevance detection · rank 8 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not whether the call itself was right; only that one was attempted.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
68.8%
Relevance detection · rank 80 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not whether the call itself was right; only that one was attempted.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
73.0%
Single-turn calls (curated) · rank 82 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
72.4%
Single-turn calls (curated) · rank 83 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
60.8%
Single-turn calls (user-contributed) · rank 84 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
50.3%
Single-turn calls (user-contributed) · rank 99 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not reliability on your own tools: BFCL's functions and queries are a fixed test set, and a correct call is judged by its form, not by what it achieved.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
11.0%
Web search · rank 54 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not general research quality: questions have short, checkable answers.
Reported by Berkeley Function Calling Leaderboard (BFCL) V4
1.5%
Web search · rank 77 of 109
Unit
% correct, higher is better
Configuration
gpt-4.1-nano
Measured
16 Dec 2025
Not shown
Not general research quality: questions have short, checkable answers.

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