Mistral Medium 3 vs Codestral 2508

API pricing, benchmark indices and specs — updated 19 October 2026.

mistralai · A · API-only

Input / 1M

$0.40

Output / 1M

$2.00

AA index

proprietary · 131.1K context

mistralai · B · API-only

Input / 1M

$0.30

Output / 1M

$0.90

AA index

—

proprietary · 256K context

Specification comparison

Differences are highlighted; identical values are muted.

Specification	Mistral Medium 3	Codestral 2508
Deployment	API-only (closed weights)	API-only (closed weights)
Parameters	n/a — API-only	n/a — API-only
Architecture	n/a — API-only	n/a — API-only
Context length	131,072	256,000
Licence	Proprietary	Proprietary
Commercial use	Per API terms	Per API terms
Languages	n/a — API-only	n/a — API-only
Downloads 30d	n/a — API-only	n/a — API-only
Downloads all time	n/a — API-only	n/a — API-only
Quantizations on the Hub	n/a — API-only	n/a — API-only
Gated	n/a — API-only	n/a — API-only
First seen on the Hub	n/a — API-only	n/a — API-only
API input price / 1M tokens	$0.40	$0.30
API output price / 1M tokens	$2.00	$0.90
Est. cost per 1M input + 1M output tokens	$2.40	$1.20
Cached input / 1M tokens	$0.04	$0.03
AA Intelligence Index	9	—
AA Coding Index	—	—
AA Agentic Index	—	—
Max output tokens	104,857	204,800
API providers	1	1
Tool calling	Yes	Yes
Reasoning mode	No	No

Estimated cost of 1M input + 1M output tokens via OpenRouter

Mistral Medium 3 $2.40

Codestral 2508 $1.20

Codestral 2508 is 2.0× cheaper at list price.