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Migrating from magistral-small-2506 to mistral-small-2603

What changes when you move from magistral-small-2506 to mistral-small-2603: input price −70%, output price −60%, context window 40,000 → 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
Typemagistral-small-2506mistral-small-2603Change
Input$0.50first seen October 5, 2026 · source$0.15first seen October 5, 2026 · source−70%
Output$1.50first seen October 5, 2026 · source$0.60first seen October 5, 2026 · source−60%

At 1M input and 250K output tokens a month: $0.875 on magistral-small-2506, $0.30 on mistral-small-2603 (−65.7%).

Other tiers, prompt-size bands and modalities are on each model's page.

Limits

Tokens
Limitmagistral-small-2506mistral-small-2603Change
Context window40,000 tokensin place when tracking began (October 6, 2026) · source256,000 tokensin place when tracking began (October 6, 2026) · source+540%
Max output tokensNot publishedNot published—

Features and parameters

Compare models

Same on both

  • Function calling: supported on both.magistral-small-2506: 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.magistral-small-2506: 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.magistral-small-2506: in place when tracking began (October 6, 2026) · source · mistral-small-2603: in place when tracking began (October 6, 2026) · source
  • Reasoning / thinking: supported on both.magistral-small-2506: in place when tracking began (October 6, 2026) · source · mistral-small-2603: first seen October 7, 2026 · source

Not published for magistral-small-2506: Structured outputs, Prompt caching, Image input, 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 aliases

No aliases point at magistral-small-2506.

Aliases pointing at mistral-small-2603: mistral-small-latest (in place when tracking began (October 6, 2026) · source)

Checklist

  1. Change the model string from magistral-small-2506 to mistral-small-2603.

Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: magistral-small-2506, mistral-small-2603.