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Each row is the share of 750 hidden Norwegian Bokmål test decisions a model takes on its own, with a Clopper-Pearson bound on its error. Ranked by coverage at the selected target. There is no composite score. Each language is scored separately.

As of 28 October 2026, Mammoth-1 leads Tacit v0.2 in Norwegian Bokmål with 99.3% certified coverage at a 5% error target (36 errors in 745 automated decisions, realised error 4.83%), ahead of basal-omni-1.0-ultra (basal 2.3.3) at 98.8%. 20 models are ranked.

Benchmark
v0.2
Language
Norwegian Bokmål
Last updated
28 October 2026 (what changed)
Protocol
tacit-devfit-1, pooled fit
Hidden test
n = 750
Runs
by the maintainer, no vendor approval
Earlier
v0.1, Polish
Error target
Calibration
Download results.jsonDownload CSV, all versions and languages

Tacit fit, pooled: temperature and threshold are fitted per question type on the public dev splits of all 4 languages together (2,852 items), then frozen and applied once to the Norwegian Bokmål hidden test. This is the ranking column.

#ModelCertified coverageAutomatedErrorsRealised error, 95% interval (target 5%)Accuracy, 95% CIECE raw / calBrier raw / calLatency p50 / p95$ per 1kDetails
1Mammoth-1API, size not disclosedBaseten Model APIsCertified coverage99.3%Automated745Errors36Realised error, 95% interval4.83% [3.41–6.63]Holds at 5%Accuracy, 95% CI94.9 [93.1–96.3]ECE raw / cal.017 / .017Brier raw / cal.071 / .071Latency p50 / p95260 / 397 ms$ per 1knot billed
2basal-omni-1.0-ultra (basal 2.3.3)31B, Gemma 4Apple M5 Max, localCertified coverage98.8%Automated741Errors25Realised error, 95% interval3.37% [2.20–4.94]Holds at 5%Accuracy, 95% CI96.5 [95.0–97.6]ECE raw / cal.011 / .013Brier raw / cal.052 / .052Latency p50 / p95563 / 807 ms$ per 1klocal
2DREX MaxAPI, size not disclosedOpenRouterCertified coverage98.8%Automated741Errors31Realised error, 95% interval4.18% [2.86–5.89]Holds at 5%Accuracy, 95% CI95.2 [93.4–96.5]ECE raw / cal.016 / .009Brier raw / cal.066 / .065Latency p50 / p952059 / 4900 ms$ per 1k$0.018
4Microsoft-Decision-1API, size not disclosedOpenRouterCertified coverage96.7%Automated725Errors38Realised error, 95% interval5.24% [3.74–7.12]Misses the 5% targetAccuracy, 95% CI93.2 [91.2–94.8]ECE raw / cal.034 / .025Brier raw / cal.100 / .099Latency p50 / p95336 / 401 ms$ per 1k$0.010
5Liquid d1-ultraAPI, size not disclosedOpenRouterCertified coverage96.0%Automated720Errors27Realised error, 95% interval3.75% [2.49–5.41]Holds at 5%Accuracy, 95% CI94.8 [93.0–96.2]ECE raw / cal.013 / .012Brier raw / cal.070 / .072Latency p50 / p95272 / 350 ms$ per 1k$0.011
6pplx-decider-v1.2API, size not disclosedOpenRouterCertified coverage95.7%Automated718Errors37Realised error, 95% interval5.15% [3.65–7.03]Misses the 5% targetAccuracy, 95% CI93.5 [91.5–95.0]ECE raw / cal.013 / .014Brier raw / cal.092 / .092Latency p50 / p95300 / 443 ms$ per 1k$0.006
7Jev 1.14API, size not disclosedOpenRouterCertified coverage94.9%Automated712Errors35Realised error, 95% interval4.92% [3.45–6.77]Holds at 5%Accuracy, 95% CI93.7 [91.8–95.3]ECE raw / cal.018 / .018Brier raw / cal.094 / .094Latency p50 / p95270 / 326 ms$ per 1k$0.022
8GPT-6 Luna DecisionsAPI, size not disclosedOpenRouterCertified coverage94.0%Automated705Errors39Realised error, 95% interval5.53% [3.96–7.49]Misses the 5% targetAccuracy, 95% CI92.5 [90.4–94.2]ECE raw / cal.028 / .030Brier raw / cal.109 / .113Latency p50 / p95295 / 510 ms$ per 1k$0.033
9Elephant-1API, size not disclosedOpenRouterCertified coverage93.7%Automated703Errors41Realised error, 95% interval5.83% [4.22–7.83]Misses the 5% targetAccuracy, 95% CI91.2 [89.0–93.0]ECE raw / cal.020 / .027Brier raw / cal.119 / .119Latency p50 / p95268 / 359 ms$ per 1k$0.011
10Liquid d1.1API, size not disclosedOpenRouterCertified coverage93.2%Automated699Errors33Realised error, 95% interval4.72% [3.27–6.57]Holds at 5%Accuracy, 95% CI92.5 [90.4–94.2]ECE raw / cal.016 / .017Brier raw / cal.106 / .105Latency p50 / p952376 / 5413 ms$ per 1k$0.005
11Mercury DecideAPI, size not disclosedOpenRouterCertified coverage90.5%Automated679Errors24Realised error, 95% interval3.53% [2.28–5.21]Holds at 5%Accuracy, 95% CI91.5 [89.2–93.3]ECE raw / cal.058 / .026Brier raw / cal.132 / .114Latency p50 / p95352 / 556 ms$ per 1k$0.006
11basal-omni-1.0-max (basal 2.3.3)12B, Gemma 4Apple M5 Max, localCertified coverage90.5%Automated679Errors33Realised error, 95% interval4.86% [3.37–6.76]Holds at 5%Accuracy, 95% CI90.9 [88.7–92.8]ECE raw / cal.042 / .037Brier raw / cal.122 / .114Latency p50 / p95231 / 344 ms$ per 1klocal
13Respan Span-02API, size not disclosedOpenRouterCertified coverage90.1%Automated676Errors33Realised error, 95% interval4.88% [3.38–6.79]Holds at 5%Accuracy, 95% CI93.7 [91.8–95.3]ECE raw / cal.035 / .029Brier raw / cal.111 / .109Latency p50 / p95311 / 1735 ms$ per 1k$0.003
14basal-omni-1.1-max (basal 2.3.3)12B, Gemma 4Apple M5 Max, localCertified coverage89.9%Automated674Errors29Realised error, 95% interval4.30% [2.90–6.12]Holds at 5%Accuracy, 95% CI91.6 [89.4–93.4]ECE raw / cal.042 / .033Brier raw / cal.121 / .113Latency p50 / p95223 / 339 ms$ per 1klocal
15basal-omni-1.0-mini (basal 2.3.3)4B, Gemma 4 E4BApple M5 Max, localCertified coverage81.1%Automated608Errors25Realised error, 95% interval4.11% [2.68–6.01]Holds at 5%Accuracy, 95% CI89.1 [86.6–91.1]ECE raw / cal.060 / .034Brier raw / cal.161 / .147Latency p50 / p9567 / 87 ms$ per 1klocal
16basal-2.0-max (basal 2.3.3)11B, Bielik v3Apple M5 Max, localCertified coverage80.3%Automated602Errors19Realised error, 95% interval3.16% [1.91–4.88]Holds at 5%Accuracy, 95% CI89.6 [87.2–91.6]ECE raw / cal.054 / .024Brier raw / cal.148 / .137Latency p50 / p95318 / 452 ms$ per 1klocal
17Cloudflare ClefAPI, size not disclosedOpenRouterCertified coverage51.1%Automated383Errors17Realised error, 95% interval4.44% [2.61–7.01]Holds at 5%Accuracy, 95% CI91.2 [89.0–93.0]ECE raw / cal.020 / .023Brier raw / cal.132 / .133Latency p50 / p95349 / 680 ms$ per 1k$0.021
18basal-2.0-4.5B (basal 2.3.3)4.5B, Bielik v3Apple M5 Max, localCertified coverage35.9%Automated269Errors13Realised error, 95% interval4.83% [2.60–8.12]Holds at 5%Accuracy, 95% CI83.1 [80.2–85.6]ECE raw / cal.099 / .028Brier raw / cal.274 / .246Latency p50 / p95147 / 198 ms$ per 1klocal
19basal-omni-pico (basal 2.3.3)0.8B, Qwen3.5-0.8B-Base (text only)Apple M5 Max, localCertified coverage29.6%Automated222Errors13Realised error, 95% interval5.86% [3.15–9.81]Misses the 5% targetAccuracy, 95% CI76.7 [73.5–79.6]ECE raw / cal.116 / .025Brier raw / cal.352 / .323Latency p50 / p95199 / 279 ms$ per 1klocal
20basal-2.0-mini (basal 2.3.3)1.5B, Bielik v3Apple M5 Max, localCertified coverage18.5%Automated139Errors6Realised error, 95% interval4.32% [1.60–9.16]Holds at 5%Accuracy, 95% CI73.1 [69.8–76.1]ECE raw / cal.066 / .032Brier raw / cal.385 / .377Latency p50 / p9559 / 76 ms$ per 1klocal
Automated shareDeferred to a personRealised error and 95% intervalError target

Accuracy by question type

Accuracy per question type on the Norwegian Bokmål hidden test. Thresholds are fitted per type, so a model can be certified for one type and defer every decision of another.

ModelYes/no n=300Choice n=294Score n=156
Mammoth-193.396.395.5
basal-omni-1.0-ultra (basal 2.3.3)96.396.397.4
DREX Max9395.998.1
Microsoft-Decision-192.795.290.4
Liquid d1-ultra93.795.695.5
pplx-decider-v1.292.394.693.6
Jev 1.1490.395.696.8
GPT-6 Luna Decisions9193.593.6
Elephant-188.394.291
Liquid d1.189.794.993.6
Mercury Decide87.394.992.9
basal-omni-1.0-max (basal 2.3.3)86.792.596.2
Respan Span-0292.794.993.6
basal-omni-1.1-max (basal 2.3.3)87.792.298.1
basal-omni-1.0-mini (basal 2.3.3)85.391.891
basal-2.0-max (basal 2.3.3)86.392.590.4
Cloudflare Clef89.793.290.4
basal-2.0-4.5B (basal 2.3.3)8186.181.4
basal-omni-pico (basal 2.3.3)73.382.771.8
basal-2.0-mini (basal 2.3.3)72.778.962.8

Accuracy in %, hidden test.

Accuracy by family

19 families, 30 to 80 test items each. Darker means more accurate. Small families move a lot with one item, so read single cells with care.

FamilyMammoth-1omni-1.0-ultra (basal 2.3.3)DREX MaxMicrosoft-Decision-1Liquid d1-ultrapplx-decider-v1.2Jev 1.14GPT-6 Luna DecisionsElephant-1Liquid d1.1Mercury Decideomni-1.0-max (basal 2.3.3)Respan Span-02omni-1.1-max (basal 2.3.3)omni-1.0-mini (basal 2.3.3)2.0-max (basal 2.3.3)Cloudflare Clef2.0-4.5B (basal 2.3.3)omni-pico (basal 2.3.3)2.0-mini (basal 2.3.3)
public administrationpublic_admin, n=4090.095.095.092.590.087.587.590.087.590.090.085.090.085.085.087.590.085.080.077.5
bank / AMLbank_aml, n=4087.592.592.590.097.597.590.090.092.590.090.095.0100.095.095.095.087.585.075.082.5
cybersecuritycybersecurity, n=8090.095.092.592.596.388.891.387.587.586.387.585.093.887.580.087.585.076.368.870.0
escalationescalation, n=30100.0100.0100.0100.0100.0100.0100.0100.0100.096.7100.0100.0100.0100.093.393.3100.093.393.386.7
HRhr, n=4095.090.092.590.090.087.587.5100.080.087.582.585.095.087.590.085.090.085.070.065.0
customer irritationirritation, n=3093.393.390.093.386.790.090.080.090.080.086.780.086.780.080.086.790.093.380.083.3
IT securityit_security, n=4097.5100.095.090.092.592.597.590.085.092.587.590.090.092.587.585.082.580.072.560.0
law firmlaw_firm, n=4097.592.597.587.590.090.087.592.592.592.582.587.597.587.580.090.092.587.587.565.0
completenesscompleteness, n=3093.3100.086.786.7100.096.7100.096.790.0100.096.790.093.393.386.790.090.083.366.770.0
logisticslogistics, n=4092.595.092.597.592.592.587.590.087.592.587.587.585.087.585.077.587.577.565.080.0
moderationmoderation, n=40100.0100.0100.095.0100.097.5100.097.592.597.597.597.597.597.592.592.595.082.572.577.5
phishingphishing, n=30100.096.7100.0100.096.7100.093.396.793.396.796.793.393.393.393.393.393.386.780.083.3
manufacturingmanufacturing, n=4095.095.097.595.090.097.597.592.597.597.592.597.592.5100.090.090.092.582.572.570.0
clinicclinic_admin, n=4097.597.592.590.095.090.095.082.587.587.587.587.590.087.592.580.092.580.080.075.0
complaintscomplaint, n=30100.0100.0100.096.7100.0100.0100.0100.0100.0100.096.7100.096.7100.0100.0100.0100.0100.073.366.7
routingrouting, n=40100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.090.092.580.0
insuranceinsurance, n=4092.5100.095.095.097.592.595.095.095.092.592.595.0100.095.092.597.597.587.587.575.0
universityuniversity, n=4095.0100.097.592.590.095.092.592.592.595.097.587.587.587.590.090.092.570.082.567.5
housing communityhousing, n=4095.095.095.090.097.590.095.092.590.092.595.092.592.590.090.087.585.070.067.562.5