whatmodel.sh / LaMDA 137B (pre-trained, LaMDA-PT)

LaMDA 137B (pre-trained, LaMDA-PT) is a closed-weights language model from Google, released January 2022. Its published size is 137B parameters. Licence: proprietary.

Catalogue identity notes

Google's 137B LaMDA decoder-only language model as used for few-shot prompting in Google's own papers (PaLM paper Table 12 labels it 'Pretraining only'; the self-consistency paper describes LaMDA-137B as 'pre-trained on a mixture of web documents, dialog data and Wikipedia'). LaMDA paper: arXiv:2201.08239 (Jan 2022); Google first announced LaMDA in May 2021. Never released. Comparison-only.

Model information sources

Release date ↗

34.0±0.6comparison only: no current run option verifiedfrom 20 benchmark results across 3 sources

Score within the LMArena (text) comparison set only.

$ how it compares

The LLMs ranked either side of LaMDA 137B (pre-trained, LaMDA-PT), out of 877 with a score, then more from Google.

#modelscorewhereRAMreleased
746Gemma 7B IT Google34±1local~7.1GB2024-02
747Mistral 7B Instruct v0.1 Mistral34±1local~5.9GB2023-09
748LaMDA 137B (pre-trained, LaMDA-PT) Google34±1never released2022-01
749GPT-3 text-davinci-001 OpenAI34±1comparison only2022-01
750CodeGemma 2B (v1.0) Google34±1local~3.2GB2024-03
more from Google
11Gemini 4 Argon Google80±1api $4.00/M2026-09
26Gemini 3.8 Flash Google76±1api $1.50/M2026-09
34Gemini 3.7 Flash Google75±1api $1.50/M2026-08

see all LLMs · find the ones that fit your machine

$ what it's good at

coding█·█······█·█ #4 of 4 * · 1.9% of its score · 1 test
testresultvs the others in its rundifficultycountswhy
HumanEval lab14.0% ✎▁▁▁▁▃▂▆▆█▅▂▁ beats 24/205medium · avg 45%▇ 1.9%sharp
math▁▂▃▆█▇▅▇▃▁▁▁ #433 of 523 * · 13% of its score · 1 test

Beats GPT-3.5 Turbo (0125), DBRX Instruct, Command R Plus (04-2024) here, though they rank higher overall. Trails OPT-1.3B, OPT-2.7B, Gemma 2B (base) here, though they rank lower overall.

testresultvs the others in its rundifficultycountswhy
GSM8K lab +114.3% ✎█·▅▃▃▃·▃·▃▃▅ beats 8/12easy · avg 67%▇▇▇▇▇ 13%sharp · several runs
other tests12 not in a task · 85% of its score
testresultvs the others in its rundifficultycountswhy
MAWPS (CoT-paper union) lab57.9% ✎▅▃█···▅·▃▃▃▅ beats 8/12very easy · avg 94%▇▇▇▇▇▇▇▇▇ 23%sharp · at its level
SVAMP lab +137.5% ✎▃▅█···▅·▃▃▃▅ beats 8/12easy · avg 82%▇▇▇▇▇▇▇ 18%sharp · at its level · several runs
ASDiv lab +146.6% ✎▅▃▃▅··▃▃·▃▃█ beats 8/12easy · avg 83%▇▇▇▇▇▇ 15%sharp · at its level · several runs
CommonsenseQA lab +153.6% ✎█······▁·▃▁▃ beats 8/12easy · avg 87%▇▇▇▇ 9.3%sharp · at its level · several runs
AQuA-RAT lab +120.6% ✎█▃·▁▁·····▂▁ beats 7/12medium · avg 48%▇▇ 4.8%sharp · too hard for it · several runs
ARC Challenge lab55.1% ✎▄▁▁▂▁▄█▇▃▂▃▂ beats 98/140easy · avg 86%▇ 3.6%sharp · at its level
BIG-bench Sports Understanding lab59.5% ✎█·····▃·▃·▄▁ beats 8/12medium · avg 81%▇ 3.6%sharp
BIG-bench Date Understanding lab21.5% ✎▃·▅·▅▃▅·▃▃·█ beats 8/12medium · avg 52%▇ 3.0%at its level
4 more tests
testresultvs the others in its rundifficultycountswhy
StrategyQA lab +162.4% ✎█·····▅▃▃▅▃█ beats 9/12medium · avg 70%▇ 2.0%several runs
AddSub lab52.9% ✎█·········██ beats 0/2very easy · avg 89%▇ 1.3%at its level · small run
MultiArith lab51.8% ✎█·········██ beats 0/2very easy · avg 93%▇ 1.2%sharp · at its level · noisy · small run
ARC Easy lab75.3% ✎▁▃▂▄▆█▅▃▁··▁ beats 78/100easy · avg 87%▇ 0.3%blunt · at its level

$ where to run it

No verified API or download recorded yet · add one

$ how the score was worked out · Chain-of-Thought Prompting El… 77%, Self-Consistency Improves Cha… 21%, PaLM: Scaling Language Modeli… 2%

Each result implies a score on its own, after adjusting for how hard its test is and who ran it. The score is their weighted average, with a small pull toward the middle for thinly tested models. Each test's weight is its counts column above; here it's added up by who ran the tests. How it works

sourceresultsshare of the scorelicence
Chain-of-Thought Prompting Elicits Reasoning in Large Language Models — authors' own runs · lab-reported9CC BY 4.0
Self-Consistency Improves Chain of Thought Reasoning in Language Models — authors' own runs · lab-reported10CC BY 4.0
PaLM: Scaling Language Modeling with Pathways — authors' own runs · lab-reported1CC BY 4.0
prior · pull toward the middle
weighted average= 34.0

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