Migrating from open-codestral-mamba to codestral-2508
What changes when you move from open-codestral-mamba to codestral-2508: context window 256,000 → 128,000 tokens.
- Status
- Retired
- Shutdown
- Jun 6, 2025
- Time left
- —
- Status
- Active
- Shutdown
- none announced
- Time left
- —
Prices
USD per 1M tokens, standard tier| Type | open-codestral-mamba | codestral-2508 | Change |
|---|---|---|---|
| Input | Not published | $0.30first seen October 5, 2026 · source | — |
| Output | Not published | $0.90first seen October 5, 2026 · source | — |
Other tiers, prompt-size bands and modalities are on each model's page.
Limits
Tokens| Limit | open-codestral-mamba | codestral-2508 | Change |
|---|---|---|---|
| Context window | 256,000 tokensin place when tracking began (October 6, 2026) · source | 128,000 tokensin place when tracking began (October 6, 2026) · source | −50% |
| Max output tokens | Not published | Not published | — |
Features and parameters
Compare modelsNo feature is published for both models, so none can be compared.
Not published for open-codestral-mamba: Structured outputs, Function calling, Prompt caching, Batch API, Image input, PDF input, Reasoning / thinking, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs, Max output tokens.
Not published for codestral-2508: Prompt caching, Image input, Reasoning / thinking, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs, Max output tokens.
Aliases
All aliasesNo aliases point at open-codestral-mamba.
Aliases pointing at codestral-2508: codestral-latest (in place when tracking began (October 6, 2026) · source)
Checklist
- Change the model string from
open-codestral-mambatocodestral-2508. - Check prompt sizes: codestral-2508's context window is 128,000 tokens, open-codestral-mamba's 256,000 tokens.
Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: open-codestral-mamba, codestral-2508.