AI Model Watch
Deprecations / Migrate

Migrate off Leanstral 1.5

Deprecated

Leanstral 1.5 is deprecated and shuts down on 30 Sep 2026. Mistral has not named an official replacement. The cheapest comparable model we track is Amazon Nova Lite (Amazon) at $0.105 per 1M tokens blended.

Last verified: 24 Oct 2026 · sourced from official provider documentation

StatusDeprecatedMistral
Shutdown date30 Sep 2026deprecated 29 Sep 2026
Cheapest alternativeAmazon Nova Lite$0.105 /M blended
Cheapest alternatives

Budget-friendly replacements for Leanstral 1.5

Generally-available models that match Leanstral 1.5's capabilities (and at least half its 256K context), ranked by blended price. Every number is computed from official catalog prices.

ModelBlended /1MInput / outputContext
Amazon Nova Lite
Amazon
$0.105$0.06 / $0.24300K
Llama 4 Scout (17B-16E Instruct)
Meta
$0.15$0.1 / $0.310M
Ministral 3 8B
Mistral
$0.15$0.15 / $0.15256K
FAQ

Migrating off Leanstral 1.5

What replaces Leanstral 1.5?

Mistral has not published an official replacement for Leanstral 1.5. The cheapest comparable model in our catalog is Amazon Nova Lite (Amazon) at $0.105/1M blended.

When is Leanstral 1.5 shut down?

Leanstral 1.5 is deprecated and scheduled to shut down on 30 Sep 2026 (deprecated 29 Sep 2026). Migrate before that date to avoid a 404.

What is the cheapest alternative to Leanstral 1.5?

Amazon Nova Lite (Amazon) is the cheapest generally-available alternative we track that matches Leanstral 1.5's capabilities, at $0.06 per 1M input and $0.24 per 1M output tokens ($0.105/1M blended).

Browse the full deprecation watch → or see Leanstral 1.5's full spec sheet →