Migrating from mistral-small-2503 to mistral-small-2603
What changes when you move from mistral-small-2503 to mistral-small-2603: input price +50%, output price +100%, context window 128,000 → 256,000 tokens.
- Status
- Retired
- Shutdown
- Nov 30, 2025
- Time left
- —
- Status
- Active
- Shutdown
- none announced
- Time left
- —
Prices
USD per 1M tokens, standard tier| Type | mistral-small-2503 | mistral-small-2603 | Change |
|---|---|---|---|
| Input | $0.10first seen October 5, 2026 · source | $0.15first seen October 5, 2026 · source | +50% |
| Output | $0.30first seen October 5, 2026 · source | $0.60first seen October 5, 2026 · source | +100% |
At 1M input and 250K output tokens a month: $0.175 on mistral-small-2503, $0.30 on mistral-small-2603 (+71.4%).
Other tiers, prompt-size bands and modalities are on each model's page.
Limits
Tokens| Limit | mistral-small-2503 | mistral-small-2603 | Change |
|---|---|---|---|
| Context window | 128,000 tokensin place when tracking began (October 6, 2026) · source | 256,000 tokensin place when tracking began (October 6, 2026) · source | +100% |
| Max output tokens | Not published | Not published | — |
Features and parameters
Compare modelsSame on both
- Structured outputs: supported on both.mistral-small-2503: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
- Function calling: supported on both.mistral-small-2503: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
- Batch API: supported on both.mistral-small-2503: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
- Image input: supported on both.mistral-small-2503: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
- PDF input: supported on both.mistral-small-2503: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
Not published for mistral-small-2503: Prompt caching, Reasoning / thinking, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs, Max output tokens.
Not published for mistral-small-2603: Prompt caching, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs, Max output tokens.
Aliases
All aliasesNo aliases point at mistral-small-2503.
Aliases pointing at mistral-small-2603: mistral-small-latest (in place when tracking began (October 6, 2026) · source)
On cloud platforms
All platform dates| Model | Platform | Platform ID | Shutdown | Time left |
|---|---|---|---|---|
| mistral-small-2503 | Microsoft Foundryversion 1 | mistral-small-2503 | none announcedActive |
Read daily from each platform's own pages. The status above uses each company's own date. Time left counts to 00:00 UTC on the shutdown date, which is the evening before in ET.
Checklist
- Change the model string from
mistral-small-2503tomistral-small-2603. - Re-check costs: mistral-small-2603 costs more than mistral-small-2503 (input +50%, output +100%).
Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: mistral-small-2503, mistral-small-2603.