AI Desk · AI Fingerprinting · Compare
Amazon: Nova Micro 1.0 · Amazon: Nova Premier 1.0
Identity similarity: moderatePartial agreement · 40/50Partial agreement is weak lineage evidence on its own. Related vocabularies overlap; so do unrelated ones on easy strings.
Amazon: Nova Micro 1.0 recordAmazon: Nova Premier 1.0 recordOpen in the interactive bench
Tokenizer fingerprint
40 of 50 mutually clean strings agree| Test string | Amazon: Nova Micro 1.0 | Amazon: Nova Premier 1.0 | Verdict |
|---|---|---|---|
| en-prose | 13 | 13 | match |
| en-long | 15 | 15 | match |
| spaces-20 | 3 | 4 | differs |
| spaces-60 | 3 | 6 | differs |
| tabs-20 | 3 | 22 | differs |
| newlines-20 | 4 | 22 | differs |
| mixed-ws | 5 | 9 | differs |
| digits-9 | 10 | 10 | match |
| digits-12 | 13 | 13 | match |
| digits-30 | 31 | 31 | match |
| digits-sep | 13 | 13 | match |
| float-long | 23 | 23 | match |
| zh-common | 17 | 17 | match |
| zh-long | 24 | 24 | match |
| zh-rare | 28 | 28 | match |
| ja-kana | 9 | 9 | match |
| ja-kanji | 13 | 13 | match |
| ko | 19 | 19 | match |
| ru | 14 | 14 | match |
| ar | 10 | 10 | match |
| he | 14 | 14 | match |
| hi | 11 | 11 | match |
| th | 22 | 22 | match |
| el | 17 | 17 | match |
| emoji-basic | 5 | 5 | match |
| emoji-skin | 14 | 14 | match |
| emoji-zwj-family | 20 | 20 | match |
| emoji-zwj-x3 | 58 | 58 | match |
| emoji-flags | 24 | 24 | match |
| emoji-prof | 30 | 30 | match |
| math | 29 | 31 | differs |
| boxdraw | 36 | 40 | differs |
| combining | 9 | 9 | match |
| cjk-ext-b | 17 | 17 | match |
| surrogates | 55 | 55 | match |
| zalgo | 34 | 34 | match |
| rtl-mix | 8 | 8 | match |
| py-code | 28 | 29 | differs |
| py-indent | 15 | 19 | differs |
| json | 28 | 28 | match |
| html | 16 | 16 | match |
| regex | 48 | 53 | differs |
| camel | 6 | 6 | match |
| snake | 11 | 11 | match |
| rare-word-x5 | 20 | 20 | match |
| repeat-tok | 40 | 40 | match |
| base64 | 36 | 36 | match |
| hex | 16 | 16 | match |
| url | 23 | 23 | match |
| uuid | 37 | 37 | match |
Values are the marginal prompt-token cost of each string with the model's fixed overhead subtracted. An x marks a row excluded as corrupt for that model.
API surface
The declared serving contracts differ| Field | Amazon: Nova Micro 1.0 | Amazon: Nova Premier 1.0 | Verdict |
|---|---|---|---|
| Context length | 128000 | 1000000 | × differs |
| Max output tokens | 5120 | 32000 | × differs |
| Supported parameters | max_tokens, stop, temperature, tools, top_k, top_p | max_tokens, stop, temperature, tools, top_k, top_p | ✓ match |
| Defaults | {} | {"temperature":null,"top_p":null,"frequency_penalty":null} | × differs |
| Reasoning contract | – | – | ✓ match |
| Modalities | text->text | text+image->text | × differs |
Method: tokenizer fingerprinting, v1, 50 strings. This page is static and dated; the interactive bench compares any two of the 337 measured models.