Mistral Medium 3.5 API pricing per million tokens
Mistral Medium 3.5 costs $1.50 per million input tokens and $7.50 per million output, with a 256K context window. Vibe has a free plan and paid plans from $14.99/mo (Pro); the plan list does not name Mistral Medium 3.5.
AIGROW credit covers Claude Opus 5.5, Claude Fable 5.2, Claude Fable 5.1, GPT-6 Astra, Claude Sonnet 5.5, GPT-6.1 Sol, GPT-6.1 Terra, Grok 4.7 and Gemini 4 Argon. See API credit
$25 a month brings $110 of API credit and cancels any time; $25 once buys $100. US dollars per million tokens, standard rate, shortest context band. Plan prices read 22 October 2026. Number 114 of 256 on the Epoch Capabilities Index by Epoch AI, data of 12 November 2026. CC BY 4.0 Newer model: Mistral Large 4
- 1,000 support replies
- $7.50
- Cached input
- $0.15
- Context window
- 256,000 tokens
- Released
- 28 Apr 2026
- Weights
- Open weights
From Mistral’s own pages, 12 November 2026.
Mistral Medium 3.5 costs $1.50 per million input tokens and $7.50 per million output tokens on Mistral’s own API, and $0.15 for cached input. At those prices 1,000 support replies cost $7.50, the 22nd most expensive of 49 priced models on our list.
AIGROW API credit per million input / output tokens: Claude Opus 5.5 $1.60 / $8.00, Claude Fable 5.2 $3.20 / $16.00, Claude Fable 5.1 $4.00 / $20.00, GPT-6 Astra $2.50 / $12.50, Claude Sonnet 5.5 $0.80 / $4.00, GPT-6.1 Sol $0.50 / $2.50, GPT-6.1 Terra $0.25 / $1.25, Grok 4.7 $0.50 / $1.50 and Gemini 4 Argon $1.00 / $5.00. That is up to 75% below list price. See API credit
What a job costs
Three jobs, 1,000 runs of each, at the list price above, and where each puts Mistral Medium 3.5 among the 49 models with a list price.
| Job | 1,000 runs | Among 49 |
|---|---|---|
| Support reply3,000 in, 400 out. | $7.50 | 22nd most expensive |
| Document summary25,000 in, 1,000 out. | $45.00 | 22nd most expensive |
| Agent task80,000 in (70,000 cached), 3,000 out. | $48.00 | 23rd most expensive |
The token counts are ours, chosen to look like real work; the prices are Mistral’s. All three jobs stay under 100,000 tokens a request, below every long-context surcharge on the list.
Mistral Medium 3.5 on real small-business tasks
What the AIGROW benchmark measured when Mistral Medium 3.5 was given 20 office tasks, each marked pass or fail by fixed checks.
- Success rate
- 40% of 20 runs passed (95% interval 22 to 61%), 30th of 36 models.
- Cost per 1,000 passes
- $7.40, failed runs included.
- Answer time
- 1.6 s median, 2.3 s at the 90th percentile.
- Strongest and weakest
- Email triage (100% passed) and review replies (0%).
The small print
What the base rate above leaves out, copied from the maker’s pages: surcharges, discounts, promotions and cache pricing.
Mistral deprecated it on 31 October 2026 and removed it from its pricing page, so these are the last prices it published, read 2026-10-15. It shuts down on 30 April 2027 and Mistral recommends Mistral Large 4 for new integrations. Open weights under a modified MIT license.
Mistral Medium 3.5 against the models it is weighed with
Each comparison puts both list prices side by side and costs the same three jobs on each.
- vs Mistral Large 4
- Mistral's flagship against the Medium model it deprecated in October 2026 in Large 4's favour.
- vs Claude Sonnet 5
- The European option against Anthropic's previous workhorse, for buyers who care where their data is processed.
- vs Gemini 3.8 Flash
- Mistral's deprecated mid-tier model against Google's high-volume workhorse.
Other Mistral models
| Model | Input | Output | Context | 1,000 replies |
|---|---|---|---|---|
| Ministral 3 14BMistral · open weights | $0.20 | $0.20 | 256K | $0.68 |
| Mistral Small 4Mistral · open weights | $0.15 | $0.60 | 256K | $0.69 |
| Mistral Large 4Mistral · open weights | $0.70 | $2.10 | 1M | $2.94 |
Where the price comes from
Read on 12 November 2026. Each price is the standard rate for the shortest context band, with no batch or priority discount; long-context surcharges, batch rates and promotions are in each model’s small print. No price was taken from a reseller.
Compare Mistral Medium 3.5 with 53 other models
The price list sets every model’s input and output price side by side, with what a support reply, a document summary and an agent task cost on each.
Prices checked 12 November 2026 · See them by release date