GPT-3.5-turbo vs Mistral Large 3.

model vs model · prices as of

GPT-3.5-turbo and Mistral Large 3 split the 5 rounds this table counts: the two list price rows, the cheapest price we can explain, the standard price and context. The weighting you pick decides the rest.

OpenAI

GPT-3.5-turbo

$2.73/M tokens

cheapest we can explain, at Poe · $0.355 per 1,000 pages

16k context

Poe
Mistral AI

Mistral Large 3

$3/M tokens

Mistral AI list price, nothing below it is accounted for · $0.39 per 1,000 pages

262k context · tool calling · reads images · open weights

List price in (lower wins)

$0.50/M

$0.50/M

List price out (lower wins)

$1.50/M

$1.50/M

Cheapest we can explain (lower wins)

$2.73/M at Poe

none below list

Standard price (lower wins)

$3/M

$3/M

Cost per 1,000 pages (lower wins)

$0.355

$0.39

Context

16k tokens

262k tokens

Open weights

no

yes

Tool calling

no

yes

Structured output

no

not stated

Reads images

no

yes

Reasoning

no

no

Released

1 Mar 2023

1 Nov 2024

Providers selling it

18

17

Price we measure against

the maker's own

the maker's own

Trains on your prompts (no is better)

not stated

no provider to check

Providers selling both · 9

  • LLMTR$3 / $3
  • Merge Gateway$3 / $3
  • TrustedRouter$3.17 / $3.17
  • Kilo Gateway$5 / $3
  • Nous Portal$5 / $3
  • OpenRouter$5 / $3
  • NanoGPT$3 / $12.02
  • Eden AI$3 / $24

GPT-3.5-turbo then Mistral Large 3, per million tokens · showing the 8 cheapest of 9

Go further

Add a third or fourth model, or switch the weighting, in the tool.

What moved in the last seven days

  1. GPT-3.5-turboNous Portal$0.80 / $1.60 $1 / $225% dearer ·
  2. Mistral Large 3Cortecs$0.58 / $1.73 $0.63 / $1.9010% dearer ·
  3. Mistral Large 3Nous Portal$0.40 / $1.20 $0.50 / $1.5025% dearer ·

Frequently asked

Which is cheaper, GPT-3.5-turbo or Mistral Large 3?
GPT-3.5-turbo, at $2.73 per million tokens against $3 for Mistral Large 3, three parts input to one part output, read on 16 Sept 2026.
Where is each one cheapest?
GPT-3.5-turbo: $2.73 at Poe. Mistral Large 3: nobody goes below the maker's own price with a reason we can point at, so $3 is the number to beat.
Can I buy both from one provider?
Yes. 9 providers sell both: LLMTR, Merge Gateway, TrustedRouter, Kilo Gateway, Nous Portal, OpenRouter, and more. The cheapest of them for the two together is LLMTR.
Which holds more context?
Mistral Large 3, at 262k tokens against 16k.

Prices exclude tax and are per million tokens, read 16 Sept 2026 from each provider's own catalog. The standard price blends three parts input to one part output; a page is 600 tokens in and 60 out. Bars are scaled to the larger value in each row.

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