1,256
Business, management and finance · rank 282 of 402
- Unit
- Arena rating, higher is better
- Range
- 1,244 to 1,268
- Sample
- 2438 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
1,210
Creative writing · rank 301 of 407
- Unit
- Arena rating, higher is better
- Range
- 1,200 to 1,220
- Sample
- 4062 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
1,268
Expert prompts · rank 252 of 359
- Unit
- Arena rating, higher is better
- Range
- 1,251 to 1,286
- Sample
- 1124 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
1,245
Instruction following · rank 295 of 409
- Unit
- Arena rating, higher is better
- Range
- 1,239 to 1,252
- Sample
- 9162 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
1,256
Overall · rank 307 of 409
- Unit
- Arena rating, higher is better
- Range
- 1,252 to 1,261
- Sample
- 24126 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
1,229
Writing, literature and language · rank 305 of 408
- Unit
- Arena rating, higher is better
- Range
- 1,222 to 1,237
- Sample
- 6470 votes
- Configuration
- Phi 4
- Measured
- 25 Sep 2026
- Not shown
- Not accuracy or correctness: it ranks which answer voters preferred, with answer length and formatting controlled for.
87.5%
Irrelevance detection · rank 18 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- Measured
- 16 Dec 2025
- Not shown
- Not general refusal or safety behaviour.
24.7%
Memory · rank 31 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- Measured
- 16 Dec 2025
- Not shown
- Not long-term personal memory in a product: sessions are BFCL's scripted ones.
3.9%
Multi-turn tasks · rank 84 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- Measured
- 16 Dec 2025
- Not shown
- Not open-ended agent work: the tools and tasks are BFCL's simulated APIs.
28.8%
Overall accuracy · rank 70 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- 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.
50.0%
Relevance detection · rank 98 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- Measured
- 16 Dec 2025
- Not shown
- Not whether the call itself was right; only that one was attempted.
69.6%
Single-turn calls (curated) · rank 88 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- 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.
60.7%
Single-turn calls (user-contributed) · rank 85 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- 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.
4.5%
Web search · rank 65 of 109
- Unit
- % correct, higher is better
- Configuration
- phi-4
- Measured
- 16 Dec 2025
- Not shown
- Not general research quality: questions have short, checkable answers.
19.0%
Requested-length error · rank 163 of 370
- Unit
- % off the requested word count, lower is better
- Configuration
- Phi 4
- Measured
- 16 Nov 2025
- Not shown
- Not other format limits such as character counts or bullet counts.
0.34
Style adherence · rank 209 of 370
- Unit
- score from 0 to 1, higher is better
- Configuration
- Phi 4
- Measured
- 16 Nov 2025
- Not shown
- Not brand voice on your own examples: UGI's prompts are private and lean towards creative writing.
25.7
Writing score · rank 300 of 370
- Unit
- score out of 100, higher is better
- Configuration
- Phi 4
- Measured
- 16 Nov 2025
- Not shown
- Not business copy quality: UGI's prompts are private and lean towards creative writing, and models that often refuse get no score.
80.7%
Answer rate · rank 104 of 108
- Unit
- % of documents, higher is better
- Configuration
- Phi 4
- Measured
- 22 Sep 2026
- Not shown
- Not a quality score: a low rate usually means content filters were triggered, and hallucination rates are measured on answered documents only.
3.7%
Hallucination rate · rank 4 of 108
- Unit
- % of summaries, lower is better
- Configuration
- Phi 4
- Measured
- 22 Sep 2026
- Not shown
- Not errors in open questions or other tasks: only summarisation, judged by Vectara's own model (HHEM-2.3), not by people, on news-style documents rather than your data.