The Model Index
Models/Mistral

Magistral Small 1.0

MistralReleased 10 Jun 2025Open weights
121104–138Index scoreProvisional · one independent tester so far; ranked once a second confirms it
1/ 9Core tests taken1 of 6 areas · plus 1 anchor tests
−30Versus the frontier at releasebest then: o3Replaced by Magistral Small 1.2
–Price per million tokensno public API price found
–Context windowtokens it reads at once

Where it sitson the frontier

801001201401601802002023202420252026GPT-4 at launch = 100Magistral Small 1.0

o1-mini reached this score 9 months earlier.

Test resultsby area · tick = best by any model

Reasoning & knowledgeevidence
GPQA Diamond (Epoch AI)
56%
Humanity's Last Exam
no result
Mathsevidence
FrontierMath (tiers 1-3)
no result
Codingno evidence yet
SWE-bench Verified
no result
Terminal-Bench 4.0
no result
Agentsno evidence yet
APEX-Agents
no result
Professional workno evidence yet
Finance Agent (v2)
no result
Novel problemsno evidence yet
ARC-AGI-2
no result
Long tasksno evidence yet
METR time horizon
no result

Independent results from Epoch AI, Vals AI, LiveBench, ARC Prize, Scale AI and other testers, at the model’s best standard setting. The core tests are shown here; anchor tests also inform the score and can be shown above. Hover a bar for who ran it.

What others sayrank on each leaderboard

Further left is better. Leaderboards measure different things: LMArena is people voting blind between two answers, the others are test scores. Click any row for the source.

Best attop three among current models

Replaced by Magistral Small 1.2; it no longer leads any category among current models.

Where this model places in the top three of today's models, on category leaderboards and on our core tests.

Where to use itprices checked 5 Oct 2026

Provider prices come from OpenRouter's live listing; going direct to a provider can differ. Subscriptions are the lab's own apps.

Facts and sources

Released10 Jun 2025
Announcementnot linked yet
Release entry–
Scored asMagistral Small 1.0
Output speed–
Hugging Facenot linked

Mistral releasesaround this one