AI Desk · Model Identity · Compare
Cohere: Command R (08-2024) · Cohere: Command R7B (12-2024)
Identity similarity: highNear-exact agreement · 49/49Agreement this close usually means one tokenizer behind two serving templates, or a small vocabulary revision inside one family. The differing rows below say which strings part.
Cohere: Command R (08-2024) recordCohere: Command R7B (12-2024) recordOpen in the interactive bench
Tokenizer fingerprint
49 of 49 mutually clean strings agree| Test string | Cohere: Command R (08-2024) | Cohere: Command R7B (12-2024) | Verdict |
|---|---|---|---|
| en-prose | 14 | 14 | match |
| en-long | 15 | 15 | match |
| spaces-20 | 3 | 3 | match |
| spaces-60 | 3 | 3 | match |
| tabs-20 | 6 | 6 | match |
| newlines-20 | 5 | 5 | match |
| mixed-ws | 6 | 6 | match |
| digits-9 | 9 | 9 | match |
| digits-12 | 12 | 12 | match |
| digits-30 | 30 | 30 | match |
| digits-sep | 12 | 12 | match |
| float-long | 22 | 22 | match |
| zh-common | 12 | 12 | match |
| zh-long | 14 | 14 | match |
| zh-rare | 18 | 18 | match |
| ja-kana | 7 | 7 | match |
| ja-kanji | 9 | 9 | match |
| ko | 9 | 9 | match |
| ru | 11 | 11 | match |
| ar | 10 | 10 | match |
| he | 9 | 9 | match |
| hi | 20 | 20 | match |
| th | 25 | 25 | match |
| el | 12 | 12 | match |
| emoji-basic | 10 | 10 | match |
| emoji-skin | x | 20 | – |
| emoji-zwj-family | 11 | 11 | match |
| emoji-zwj-x3 | 33 | 33 | match |
| emoji-flags | 7 | 7 | match |
| emoji-prof | 20 | 20 | match |
| math | 32 | 32 | match |
| boxdraw | 29 | 29 | match |
| combining | 5 | 5 | match |
| cjk-ext-b | 16 | 16 | match |
| surrogates | 40 | 40 | match |
| zalgo | 36 | 36 | match |
| rtl-mix | 6 | 6 | match |
| py-code | 27 | 27 | match |
| py-indent | 15 | 15 | match |
| json | 28 | 28 | match |
| html | 17 | 17 | match |
| regex | 48 | 48 | match |
| camel | 5 | 5 | match |
| snake | 11 | 11 | match |
| rare-word-x5 | 25 | 25 | match |
| repeat-tok | 40 | 40 | match |
| base64 | 34 | 34 | match |
| hex | 16 | 16 | match |
| url | 23 | 23 | match |
| uuid | 36 | 36 | 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 | Cohere: Command R (08-2024) | Cohere: Command R7B (12-2024) | Verdict |
|---|---|---|---|
| Context length | 128000 | 128000 | ✓ match |
| Max output tokens | 4000 | 4000 | ✓ match |
| Supported parameters | frequency_penalty, max_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_p | frequency_penalty, max_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, top_k, top_p | × differs |
| Defaults | {} | {} | ✓ match |
| Reasoning contract | – | – | ✓ match |
| Modalities | text->text | text->text | ✓ match |
Method: tokenizer fingerprinting, v1, 50 strings. This page is static and dated; the interactive bench compares any two of the 453 catalogue models.