Grok Build 0.1 vs Codestral (25.08)
Facts only. This page does not pick a winner. For a picked winner, see the use case comparison on Tools.
| Grok Build 0.1 | Codestral (25.08) | |
|---|---|---|
| API model IDs | grok-build-0.1 | codestral-2508 |
| Context window | 256,000 | 256,000 |
| Lifecycle | active | active |
| License | proprietary | source-available |
| Trains on API data | No | Yes |
| Zero data retention | yes | on-request |
| Input per 1M tokens | $1 (verified 2026-10-14) | $0.3 (verified 2026-10-14) |
Frequently asked questions
- Which has the larger context window, Grok Build 0.1 or Codestral (25.08)?
- Grok Build 0.1 holds 256,000 tokens and Codestral (25.08) holds 256,000. Both hold 256,000 tokens. The context window counts the prompt, any attached files, and the reply together.
- Which is cheaper, Grok Build 0.1 or Codestral (25.08)?
- Per million input tokens, Grok Build 0.1 was $1 (verified 2026-10-14) and Codestral (25.08) was $0.3 (verified 2026-10-14). Codestral (25.08) is cheaper per input token. Output tokens cost $2 and $0.9 respectively, and output volume usually decides the bill.
- Does Grok Build 0.1 or Codestral (25.08) train on API data?
- Grok Build 0.1 does not train on API data by default, and Codestral (25.08) trains on API data by default. Zero data retention is yes for Grok Build 0.1 and on-request for Codestral (25.08). Verified 2026-09-08 and 2026-09-08 against the providers' own documentation.
- Is Grok Build 0.1 or Codestral (25.08) being retired?
- Grok Build 0.1 is active. Codestral (25.08) is active. Lifecycle checked 2026-10-14 and 2026-10-14. Pin a dated snapshot ID rather than an alias if a retirement would break you.