goal
Short news summaries (CNN)
Pick a model that writes a short summary of a CNN-style news article, at a known cost, for a reader who wants the story's main points.
01what it is for
- decision
- Which models can be told apart on summary quality, and what each costs per article.
- audience
- a reader of news who wants the story's main points in a few sentences
- decides
- coverage, higher is better
- weighs
- quality (coverage); cost per item; speed per item; rouge1
- strategy
- balanced: contenders: not significantly different from the leader by the paired test AND within the quality margin (default)
- tie-break
- cost, speed
- output contract
- paragraph · about the reference highlights' length (coverage clips longer summaries) · en
- status
- active
- guardrails
- the metric: coverage agrees with expert judgement poorly (τ 0.1011 on SummEval, below ROUGE-1's 0.1487), and judges validated on SummEval rank every hosted LLM above every BART. Read section 3.8 before choosing. (
research/REPORT_SUMMARIZATION.md, executive summary and §3.8) - the text: bart_l's result is specific to CNN-style text. (
research/REPORT_SUMMARIZATION.md, executive summary)
- the metric: coverage agrees with expert judgement poorly (τ 0.1011 on SummEval, below ROUGE-1's 0.1487), and judges validated on SummEval rank every hosted LLM above every BART. Read section 3.8 before choosing. (
- links
02the answer so far
cnn_dailymail_200 · baseline promoted 2026-10-25 · scored against gold
bart_l (BART-large-CNN, MIT, $0 on a CPU) leads on coverage at 0.3461, not significantly different from deepseek_m (0.3460, p = 0.99), for CNN-style text; rent deepseek_m if you need speed. REPORT_SUMMARIZATION, executive summary.
deploy sheet: what production must match
- measured by
cnn_bart_l_n200_v1_20260926T153757Zon cnn_dailymail_200- against
- gold/cnn_dailymail_200
- model sent
facebook/bart-large-cnn- model record
facebook-bart-large-cnn- server
- not recorded
- build
- 37f520fa929c961707657b28798b30c003dd100b
- settings sent
device: cpuearly_stopping: truelength_penalty: 2.0max_length: 142min_length: 56model: facebook/bart-large-cnnno_repeat_ngram_size: 3num_beams: 4precision: fp32provider: hf_local- not sent
- bookkeeping:
family, price_tier - declared
deployment.weight_files: ['model.safetensors:1625222120']- reported per item
encoder_window: 1024- adapter
examples/summarization-cnn-dailymail/adapter.py51a7b06b1a2e- harness
- fb7366a0a694
No capture here says what production ran (the adapter's production_ran).
Command: evh deploy-sheet --config cnn_bart_l_n200_v1 [--capture C]
No decision yet. When the tests separate an arm worth keeping, promote its run with the reason they give: evh run-promote --run <run_id> --reason "…"
No decision yet. When the tests separate an arm worth keeping, promote its run with the reason they give: evh run-promote --run <run_id> --reason "…"
03how we got here: rounds
Rounds are optional: each one sets out to learn something, changes a few arms, drops what lost and says why, and ends in a conclusion. Decisions are made with evh round-open, round-retire and round-close; evh rounds says the same as this page. Open a round for what changed, what was retired and why, and what to do next.
r3 closed
from r2bart_s re-ran 200 of 200 outputs byte-identical on the same machine (three times, counting the resumed run). (REPORT_SUMMARIZATION.)Does a local arm's output change when it is run again on the same machine?0 arms (1 retired)
1 retired
from r2
1 retired
arms
- retired 1: a second run of the record's config; data/runs is the record
cnn_bart_s_n200_v1
r2 closed
from r1All five local arms reproduced 200 of 200 outputs byte-identically (bart_m, bart_s and bart_l_xsum on the same Linux machine; bart_l and lead3 on a different one): their run-to-run variance is zero. (REPORT_SUMMARIZATION, the local contrast.)Do the local arms reproduce, and how fast are they, re-run on one Linux machine?0 arms (5 retired)
5 retired
from r1
5 retired
arms
- retired 5: a re-timing of the record's config on one Linux machine; data/runs is the record
cnn_bart_l_n200_v1, cnn_bart_l_xsum_n200_v1, cnn_bart_m_n200_v1, cnn_bart_s_n200_v1, cnn_lead3_n200_v1
r1 closedOn coverage, bart_l (BART-large-CNN, $0, 11.0 s per article on a 12-core Mac CPU) scores 0.3461 and the best hosted arm, deepseek_m ($191 per 1M articles, 1.6 s), 0.3460: not significant (p = 0.99). Use bart_l if you can run a free 1.6 GB model on CPU and your text looks like CNN news; rent deepseek_m if you need speed; do not buy anthropic_l. (REPORT_SUMMARIZATION, executive summary.)Which of 24 hosted LLMs (8 vendors × 3 price tiers) and local BART summarisers covers a CNN article's gold highlights best, and at what cost?
04cnn_dailymail_200 · test
cnn_dailymail_200: 200 items · test
first 200 test rows
references: gold/cnn_dailymail_200, silver/cnn_dailymail_200 (written by cnn_anthropic_l_n200_v1)
Mean coverage over each arm's items, in groups by what each arm is scored against: numbers from different references, or from a judge, are different measurements and are never ranked together. A mean is not a verdict: the inspector tests each arm against its group's leader (Holm across them). Flagged arms are never the leader. filed: the arm's config names this goal (goal:); an arm without it is listed because it records the measure.
scored against gold/cnn_dailymail_200 gold
Test every arm in this group against its leader
Recommended: cnn_bart_l_n200_v1
- Strategy balanced. Quality leader: cnn_bart_l_n200_v1 (coverage 0.3461). Contenders beside it (not significantly different by the paired test and within 0.006922 (2% of the leader)): cnn_deepseek_m_n200_v1. Not significantly different but further off, so not contenders: cnn_llama_l_n200_v1, cnn_llama_m_n200_v1, cnn_bart_m_n200_v1, cnn_llama_s_n200_v1, cnn_deepseek_l_n200_v1, cnn_glm_m_n200_v1, cnn_deepseek_s_n200_v1, cnn_bart_s_n200_v1, cnn_openai_m_n200_v1, cnn_openai_l_n200_v1, cnn_mistral_s_n200_v1, cnn_anthropic_s_n200_v1, cnn_anthropic_m_n200_v1, cnn_gemma_l_n200_v1.
- By cost (cost_usd): cnn_bart_l_n200_v1 $0.000000, cnn_deepseek_m_n200_v1 $0.000191.
- Recommended: cnn_bart_l_n200_v1.
Strategy balanced (contenders: not significantly different from the leader by the paired test AND within the quality margin (default)). Weighs quality (coverage); cost per item; speed per item; rouge1. Among the contenders on quality, the tie-break is cost, speed. The rule recommends; promoting is evh run-promote; the goal chooses its strategy (strategy:).
| arm | mean coverage | items | cost per item | speed per item | rouge1 | flags | |
|---|---|---|---|---|---|---|---|
| cnn_ | 0.346 | 200 | $0.000000 · 763 tok | p50 10,724 · p95 14,371 ms | 0.3477 | — | leader |
| cnn_ | 0.346 | 200 | $0.000000 · 763 tok | p50 6,257 · p95 9,188 ms | 0.3477 | — | test vs leader |
| cnn_ | 0.346 | 200 | $0.000191 · 812 tok | p50 1,497 · p95 2,924 ms | 0.3612 | — | test vs leader |
| cnn_ | 0.339 | 200 | $0.000195 · 805 tok | p50 3,646 · p95 5,531 ms | 0.3636 | — | test vs leader |
| cnn_ | 0.338 | 200 | $0.000165 · 809 tok | p50 2,682 · p95 11,240 ms | 0.3477 | — | test vs leader |
| cnn_ | 0.337 | 200 | $0.000000 · 766 tok | p50 4,649 · p95 7,223 ms | 0.3457 | — | test vs leader |
| cnn_ | 0.337 | 200 | $0.000000 · 766 tok | p50 4,108 · p95 6,463 ms | 0.3457 | — | test vs leader |
| cnn_ | 0.333 | 200 | $0.000111 · 814 tok | p50 2,204 · p95 4,041 ms | 0.3526 | — | test vs leader |
| cnn_ | 0.332 | 200 | $0.000694 · 802 tok | p50 2,354 · p95 4,380 ms | 0.3547 | — | test vs leader |
| cnn_ | 0.332 | 200 | $0.000497 · 803 tok | p50 1,848 · p95 7,145 ms | 0.3517 | — | test vs leader |
| cnn_ | 0.328 | 200 | $0.000069 · 800 tok | p50 2,237 · p95 5,644 ms | 0.3504 | — | test vs leader |
| cnn_ | 0.328 | 200 | $0.000000 · 761 tok | p50 3,683 · p95 5,055 ms | 0.3418 | — | test vs leader |
| cnn_ | 0.328 | 200 | $0.000000 · 761 tok | p50 3,387 · p95 4,550 ms | 0.3418 | — | test vs leader |
| cnn_ | 0.328 | 200 | $0.000000 · 761 tok | p50 3,708 · p95 4,822 ms | 0.3418 | — | test vs leader |
| cnn_ | 0.327 | 200 | $0.005358 · 786 tok | p50 1,719 · p95 2,126 ms | 0.3599 | — | test vs leader |
| cnn_ | 0.327 | 200 | $0.002181 · 786 tok | p50 1,735 · p95 2,381 ms | 0.362 | — | test vs leader |
| cnn_ | 0.326 | 200 | $0.000089 · 833 tok | p50 2,573 · p95 5,142 ms | 0.3285 | — | test vs leader |
| cnn_ | 0.324 | 200 | $0.001305 · 897 tok | p50 1,982 · p95 2,834 ms | 0.3259 | — | test vs leader |
| cnn_ | 0.324 | 200 | $0.003739 · 1,282 tok | p50 2,992 · p95 3,675 ms | 0.3347 | — | test vs leader |
| cnn_ | 0.320 | 200 | $0.000119 · 810 tok | p50 1,817 · p95 6,172 ms | 0.3511 | — | test vs leader |
| cnn_ | 0.317 | 200 | $0.000836 · 793 tok | p50 1,238 · p95 1,573 ms | 0.3506 | — | test vs leader |
| cnn_ | 0.315 | 200 | $0.009826 · 1,301 tok | p50 3,259 · p95 4,718 ms | 0.3289 | — | test vs leader |
| cnn_ | 0.314 | 200 | $0.000152 · 786 tok | p50 1,580 · p95 2,341 ms | 0.3489 | — | test vs leader |
| cnn_ | 0.314 | 200 | $0.000077 · 812 tok | p50 1,388 · p95 4,483 ms | 0.3442 | — | test vs leader |
| cnn_ | 0.312 | 200 | $0.000766 · 818 tok | p50 2,351 · p95 12,758 ms | 0.3334 | — | test vs leader |
| cnn_ | 0.312 | 200 | $0.000100 · 820 tok | p50 5,933 · p95 12,255 ms | 0.3215 | — | test vs leader |
| cnn_ | 0.311 | 200 | $0.000844 · 828 tok | p50 2,732 · p95 4,428 ms | 0.3309 | — | test vs leader |
| cnn_ | 0.308 | 200 | $0.000486 · 828 tok | p50 2,272 · p95 51,619 ms | 0.3188 | — | test vs leader |
| cnn_ | 0.307 | 200 | $0.000135 · 825 tok | p50 7,855 · p95 108,807 ms | 0.336 | — | test vs leader |
| cnn_ | 0.304 | 200 | $0.000435 · 832 tok | p50 2,495 · p95 4,801 ms | 0.3197 | — | test vs leader |
| cnn_ | 0.303 | 200 | $0.000331 · 826 tok | p50 1,531 · p95 1,911 ms | 0.3164 | — | test vs leader |
| cnn_ | 0.272 | 200 | $0.000000 | p50 0.057 · p95 0.13 ms | 0.302 | — | test vs leader |
| cnn_ | 0.272 | 200 | $0.000000 | p50 0.063 · p95 0.15 ms | 0.302 | — | test vs leader |
| cnn_ | 0.207 | 200 | $0.000000 · 725 tok | p50 4,433 · p95 7,325 ms | 0.2836 | — | test vs leader |
| cnn_ | 0.207 | 200 | $0.000000 · 725 tok | p50 3,934 · p95 7,054 ms | 0.2836 | — | test vs leader |
scored against silver/cnn_dailymail_200 silver
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_anthropic_m_n200_v1 · silver (coverage 0.4913). Contenders beside it (not significantly different by the paired test and within 0.009825 (2% of the leader)): none.
- Scored against silver, beside gold/cnn_dailymail_200: gold decides on cnn_dailymail_200; this group is shown, not recommended. Silver is not what the goal decides on: a model's opinion (its author's family ranks higher on it) or what production recorded afterwards; its caveat says which.
| arm | mean coverage | items | cost per item | speed per item | rouge1 | flags | |
|---|---|---|---|---|---|---|---|
| cnn_ | 0.491 | 200 | $0.003739 · 1,282 tok | p50 2,992 · p95 3,675 ms | 0.5945 | — | leader |
| cnn_ | 0.471 | 200 | $0.000191 · 812 tok | p50 1,497 · p95 2,924 ms | 0.5904 | — | test vs leader |
| cnn_ | 0.469 | 200 | $0.001305 · 897 tok | p50 1,982 · p95 2,834 ms | 0.5616 | — | test vs leader |
| cnn_ | 0.399 | 200 | $0.000694 · 802 tok | p50 2,354 · p95 4,380 ms | 0.5284 | — | test vs leader |
| cnn_ | 0.398 | 200 | $0.000844 · 828 tok | p50 2,732 · p95 4,428 ms | 0.5167 | — | test vs leader |
| cnn_ | 0.389 | 200 | $0.000497 · 803 tok | p50 1,848 · p95 7,145 ms | 0.5148 | — | test vs leader |
| cnn_ | 0.388 | 200 | $0.000111 · 814 tok | p50 2,204 · p95 4,041 ms | 0.5003 | — | test vs leader |
| cnn_ | 0.388 | 200 | $0.000069 · 800 tok | p50 2,237 · p95 5,644 ms | 0.5281 | — | test vs leader |
| cnn_ | 0.384 | 200 | $0.000836 · 793 tok | p50 1,238 · p95 1,573 ms | 0.5211 | — | test vs leader |
| cnn_ | 0.382 | 200 | $0.000089 · 833 tok | p50 2,573 · p95 5,142 ms | 0.4993 | — | test vs leader |
| cnn_ | 0.381 | 200 | $0.000331 · 826 tok | p50 1,531 · p95 1,911 ms | 0.4967 | — | test vs leader |
| cnn_ | 0.375 | 200 | $0.000766 · 818 tok | p50 2,351 · p95 12,758 ms | 0.4875 | — | test vs leader |
| cnn_ | 0.371 | 200 | $0.002181 · 786 tok | p50 1,735 · p95 2,381 ms | 0.5248 | — | test vs leader |
| cnn_ | 0.370 | 200 | $0.000195 · 805 tok | p50 3,646 · p95 5,531 ms | 0.4993 | — | test vs leader |
| cnn_ | 0.359 | 200 | $0.005358 · 786 tok | p50 1,719 · p95 2,126 ms | 0.5065 | — | test vs leader |
| cnn_ | 0.358 | 200 | $0.000165 · 809 tok | p50 2,682 · p95 11,240 ms | 0.4819 | — | test vs leader |
| cnn_ | 0.350 | 200 | $0.000100 · 820 tok | p50 5,933 · p95 12,255 ms | 0.4701 | — | test vs leader |
| cnn_ | 0.342 | 200 | $0.000077 · 812 tok | p50 1,388 · p95 4,483 ms | 0.4823 | — | test vs leader |
| cnn_ | 0.342 | 200 | $0.000119 · 810 tok | p50 1,817 · p95 6,172 ms | 0.4816 | — | test vs leader |
| cnn_ | 0.337 | 200 | $0.000486 · 828 tok | p50 2,272 · p95 51,619 ms | 0.4679 | — | test vs leader |
| cnn_ | 0.334 | 200 | $0.000135 · 825 tok | p50 7,855 · p95 108,807 ms | 0.4709 | — | test vs leader |
| cnn_ | 0.320 | 200 | $0.000435 · 832 tok | p50 2,495 · p95 4,801 ms | 0.4535 | — | test vs leader |
| cnn_ | 0.320 | 200 | $0.000000 · 766 tok | p50 4,649 · p95 7,223 ms | 0.4218 | — | test vs leader |
| cnn_ | 0.317 | 200 | $0.000000 · 763 tok | p50 10,724 · p95 14,371 ms | 0.4207 | — | test vs leader |
| cnn_ | 0.306 | 200 | $0.000000 · 761 tok | p50 3,683 · p95 5,055 ms | 0.4138 | — | test vs leader |
| cnn_ | 0.303 | 200 | $0.000152 · 786 tok | p50 1,580 · p95 2,341 ms | 0.4443 | — | test vs leader |
| cnn_ | 0.300 | 200 | $0.000000 | p50 0.057 · p95 0.13 ms | 0.3882 | — | test vs leader |
| cnn_ | 0.137 | 200 | $0.000000 · 725 tok | p50 4,433 · p95 7,325 ms | 0.2553 | — | test vs leader |
| cnn_ | 1.000 | 200 | $0.009826 · 1,301 tok | p50 3,259 · p95 4,718 ms | 1.00 | wrote the reference it is scored against | test vs leader |
scored by judge judge-summ-pick-v1
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_anthropic_l_n200_v1 · judged/judge-summ-pick-v1 (judge_won 0.4019). Contenders beside it (not significantly different by the paired test and within 0.008039 (2% of the leader)): none.
- Read on judge_won: the goal decides on coverage; this group is shown, not recommended.
scored by judge judge-summ-pointwise-v1
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_deepseek_m_n200_v1 · judged/judge-summ-pointwise-v1 (judge_score_unvalidated 4.94). Contenders beside it (not significantly different by the paired test and within 0.0988 (2% of the leader)): none.
- judge_score_unvalidated: judges never compared with people for this use, a trial rather than a measurement; this group is shown, not recommended.
| arm | mean judge_score_unvalidated | items | cost per item | speed per item | flags | |
|---|---|---|---|---|---|---|
| cnn_ | 4.940 | 200 | $0.000191 · 812 tok | p50 1,497 · p95 2,924 ms | — | leader |
| cnn_ | 4.181 | 200 | $0.000000 · 763 tok | p50 10,724 · p95 14,371 ms | — | test vs leader |
scored by judge judge-summ-v1
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_anthropic_l_n200_v1 · judged/judge-summ-v1 (judge_score 4.98). Contenders beside it (not significantly different by the paired test and within 0.09952 (2% of the leader)): cnn_anthropic_m_n200_v1 · judged/judge-summ-v1, cnn_anthropic_s_n200_v1 · judged/judge-summ-v1.
- By cost (cost_usd): cnn_anthropic_s_n200_v1 · judged/judge-summ-v1 $0.001301, cnn_anthropic_m_n200_v1 · judged/judge-summ-v1 $0.003730, cnn_anthropic_l_n200_v1 · judged/judge-summ-v1 $0.009811.
- Read on judge_score: the goal decides on coverage; this group is shown, not recommended.
| arm | mean judge_score | items | cost per item | speed per item | flags | |
|---|---|---|---|---|---|---|
| cnn_ | 4.976 | 197 | $0.009811 · 1,298 tok | p50 3,258 · p95 4,724 ms | — | leader |
| cnn_ | 4.963 | 197 | $0.003730 · 1,278 tok | p50 2,992 · p95 3,678 ms | — | test vs leader |
| cnn_ | 4.952 | 197 | $0.001301 · 894 tok | p50 1,981 · p95 2,838 ms | — | test vs leader |
| cnn_ | 4.923 | 197 | $0.000191 · 809 tok | p50 1,489 · p95 2,889 ms | — | test vs leader |
| cnn_ | 4.877 | 197 | $0.000685 · 799 tok | p50 2,350 · p95 4,386 ms | — | test vs leader |
| cnn_ | 4.876 | 197 | $0.000330 · 824 tok | p50 1,529 · p95 1,913 ms | — | test vs leader |
| cnn_ | 4.861 | 197 | $0.000497 · 801 tok | p50 1,853 · p95 7,153 ms | — | test vs leader |
| cnn_ | 4.825 | 197 | $0.000834 · 791 tok | p50 1,238 · p95 1,588 ms | — | test vs leader |
| cnn_ | 4.818 | 197 | $0.000069 · 797 tok | p50 2,247 · p95 5,697 ms | — | test vs leader |
| cnn_ | 4.812 | 197 | $0.000842 · 826 tok | p50 2,725 · p95 4,438 ms | — | test vs leader |
| cnn_ | 4.801 | 197 | $0.000100 · 818 tok | p50 5,952 · p95 12,351 ms | — | test vs leader |
| cnn_ | 4.798 | 197 | $0.000089 · 831 tok | p50 2,575 · p95 5,148 ms | — | test vs leader |
| cnn_ | 4.795 | 197 | $0.005346 · 784 tok | p50 1,720 · p95 2,132 ms | — | test vs leader |
| cnn_ | 4.773 | 197 | $0.002175 · 783 tok | p50 1,733 · p95 2,376 ms | — | test vs leader |
| cnn_ | 4.715 | 197 | $0.000119 · 808 tok | p50 1,826 · p95 6,351 ms | — | test vs leader |
| cnn_ | 4.708 | 197 | $0.000434 · 830 tok | p50 2,496 · p95 4,810 ms | — | test vs leader |
| cnn_ | 4.707 | 197 | $0.000077 · 810 tok | p50 1,386 · p95 4,487 ms | — | test vs leader |
| cnn_ | 4.704 | 197 | $0.000111 · 812 tok | p50 2,195 · p95 4,062 ms | — | test vs leader |
| cnn_ | 4.700 | 197 | $0.000193 · 803 tok | p50 3,657 · p95 5,541 ms | — | test vs leader |
| cnn_ | 4.698 | 197 | $0.000485 · 826 tok | p50 2,240 · p95 51,633 ms | — | test vs leader |
| cnn_ | 4.674 | 197 | $0.000165 · 807 tok | p50 2,692 · p95 11,257 ms | — | test vs leader |
| cnn_ | 4.609 | 197 | $0.000135 · 823 tok | p50 7,347 · p95 110,048 ms | — | test vs leader |
| cnn_ | 4.607 | 197 | $0.000763 · 816 tok | p50 2,351 · p95 12,769 ms | — | test vs leader |
| cnn_ | 4.530 | 197 | $0.000152 · 783 tok | p50 1,587 · p95 2,343 ms | — | test vs leader |
| cnn_ | 3.868 | 197 | $0.000000 · 761 tok | p50 10,700 · p95 14,266 ms | — | test vs leader |
| cnn_ | 3.564 | 197 | $0.000000 · 764 tok | p50 4,621 · p95 7,239 ms | — | test vs leader |
| cnn_ | 3.516 | 197 | $0.000000 · 723 tok | p50 4,368 · p95 7,328 ms | — | test vs leader |
| cnn_ | 3.421 | 197 | $0.000000 | p50 0.057 · p95 0.13 ms | — | test vs leader |
| cnn_ | 3.185 | 197 | $0.000000 · 759 tok | p50 3,672 · p95 5,058 ms | — | test vs leader |
scored by judge judge-summ-v2
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_anthropic_l_n200_v1 · judged/judge-summ-v2 (judge_score 4.89). Contenders beside it (not significantly different by the paired test and within 0.09776 (2% of the leader)): cnn_deepseek_m_n200_v1 · judged/judge-summ-v2.
- By cost (cost_usd): cnn_deepseek_m_n200_v1 · judged/judge-summ-v2 $0.000191, cnn_anthropic_l_n200_v1 · judged/judge-summ-v2 $0.009826.
- Read on judge_score: the goal decides on coverage; this group is shown, not recommended.
| arm | mean judge_score | items | cost per item | speed per item | flags | |
|---|---|---|---|---|---|---|
| cnn_ | 4.888 | 200 | $0.009826 · 1,301 tok | p50 3,259 · p95 4,718 ms | — | leader |
| cnn_ | 4.854 | 200 | $0.000191 · 812 tok | p50 1,497 · p95 2,924 ms | — | test vs leader |
| cnn_ | 4.847 | 200 | $0.002181 · 786 tok | p50 1,735 · p95 2,381 ms | — | test vs leader |
| cnn_ | 4.811 | 200 | $0.005358 · 786 tok | p50 1,719 · p95 2,126 ms | — | test vs leader |
| cnn_ | 4.809 | 200 | $0.003739 · 1,282 tok | p50 2,992 · p95 3,675 ms | — | test vs leader |
| cnn_ | 4.763 | 200 | $0.000694 · 802 tok | p50 2,354 · p95 4,380 ms | — | test vs leader |
| cnn_ | 4.747 | 200 | $0.000836 · 793 tok | p50 1,238 · p95 1,573 ms | — | test vs leader |
| cnn_ | 4.728 | 200 | $0.001305 · 897 tok | p50 1,982 · p95 2,834 ms | — | test vs leader |
| cnn_ | 4.718 | 200 | $0.000497 · 803 tok | p50 1,848 · p95 7,145 ms | — | test vs leader |
| cnn_ | 4.644 | 200 | $0.000069 · 800 tok | p50 2,237 · p95 5,644 ms | — | test vs leader |
| cnn_ | 4.603 | 200 | $0.000119 · 810 tok | p50 1,817 · p95 6,172 ms | — | test vs leader |
| cnn_ | 4.600 | 200 | $0.000331 · 826 tok | p50 1,531 · p95 1,911 ms | — | test vs leader |
| cnn_ | 4.585 | 200 | $0.000077 · 812 tok | p50 1,388 · p95 4,483 ms | — | test vs leader |
| cnn_ | 4.573 | 200 | $0.000844 · 828 tok | p50 2,732 · p95 4,428 ms | — | test vs leader |
| cnn_ | 4.529 | 200 | $0.000195 · 805 tok | p50 3,646 · p95 5,531 ms | — | test vs leader |
| cnn_ | 4.488 | 200 | $0.000165 · 809 tok | p50 2,682 · p95 11,240 ms | — | test vs leader |
| cnn_ | 4.469 | 200 | $0.000111 · 814 tok | p50 2,204 · p95 4,041 ms | — | test vs leader |
| cnn_ | 4.461 | 200 | $0.000135 · 825 tok | p50 7,855 · p95 108,807 ms | — | test vs leader |
| cnn_ | 4.429 | 200 | $0.000100 · 820 tok | p50 5,933 · p95 12,255 ms | — | test vs leader |
| cnn_ | 4.420 | 200 | $0.000152 · 786 tok | p50 1,580 · p95 2,341 ms | — | test vs leader |
| cnn_ | 4.408 | 200 | $0.000089 · 833 tok | p50 2,573 · p95 5,142 ms | — | test vs leader |
| cnn_ | 4.384 | 200 | $0.000766 · 818 tok | p50 2,351 · p95 12,758 ms | — | test vs leader |
| cnn_ | 4.309 | 200 | $0.000435 · 832 tok | p50 2,495 · p95 4,801 ms | — | test vs leader |
| cnn_ | 4.037 | 200 | $0.000486 · 828 tok | p50 2,272 · p95 51,619 ms | — | test vs leader |
| cnn_ | 3.821 | 200 | $0.000000 · 763 tok | p50 10,724 · p95 14,371 ms | — | test vs leader |
| cnn_ | 3.366 | 200 | $0.000000 · 725 tok | p50 4,433 · p95 7,325 ms | — | test vs leader |
| cnn_ | 3.339 | 200 | $0.000000 | p50 0.057 · p95 0.13 ms | — | test vs leader |
| cnn_ | 3.235 | 200 | $0.000000 · 766 tok | p50 4,649 · p95 7,223 ms | — | test vs leader |
| cnn_ | 2.946 | 200 | $0.000000 · 761 tok | p50 3,683 · p95 5,055 ms | — | test vs leader |
05cnn_dailymail_20 · pilot
cnn_dailymail_20: 20 items · pilot
nested in the 200; prompts tuned here only
references: gold/cnn_dailymail_20
scored against gold/cnn_dailymail_20 gold
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_bart_l_v1 (coverage 0.366). Contenders beside it (not significantly different by the paired test and within 0.00732 (2% of the leader)): none.
- The goal does not decide on cnn_dailymail_20 (pilot): shown, not recommended.
| arm | mean coverage | items | cost per item | speed per item | rouge1 | flags | |
|---|---|---|---|---|---|---|---|
| cnn_ | 0.366 | 20 | $0.000000 · 732 tok | p50 11,468 · p95 17,811 ms | 0.3584 | — | leader |
| cnn_ | 0.262 | 20 | $0.000000 | p50 0.069 · p95 0.13 ms | 0.3115 | — | test vs leader |
cost: $0 for every arm, so no trade-off to draw.
06cnn_dailymail_dm200 · generalization
cnn_dailymail_dm200: 200 items · generalization
200 seeded DailyMail articles; a check that never decides
references: gold/cnn_dailymail_dm200
scored against gold/cnn_dailymail_dm200 gold
Test every arm in this group against its leader
Shown, not recommended
- Strategy balanced. Quality leader: cnn_bart_l_dm200_v1 (coverage 0.443). Contenders beside it (not significantly different by the paired test and within 0.00886 (2% of the leader)): cnn_bart_m_dm200_v1.
- By speed (latency_ms p95): cnn_bart_m_dm200_v1 11,473 ms, cnn_bart_l_dm200_v1 16,948 ms.
- The goal does not decide on cnn_dailymail_dm200 (generalization): shown, not recommended.
| arm | mean coverage | items | cost per item | speed per item | rouge1 | flags | |
|---|---|---|---|---|---|---|---|
| cnn_ | 0.443 | 200 | $0.000000 · 934 tok | p50 10,251 · p95 16,948 ms | 0.4616 | — | leader |
| cnn_ | 0.443 | 200 | $0.000000 · 940 tok | p50 6,927 · p95 11,473 ms | 0.4695 | — | test vs leader |
| cnn_ | 0.405 | 200 | $0.000000 · 914 tok | p50 4,207 · p95 5,571 ms | 0.4478 | — | test vs leader |
| cnn_ | 0.370 | 200 | $0.000000 | p50 0.1 · p95 0.27 ms | 0.422 | — | test vs leader |
| cnn_ | 0.152 | 200 | $0.000000 · 874 tok | p50 5,103 · p95 8,017 ms | 0.2472 | — | test vs leader |
cost: $0 for every arm, so no trade-off to draw.