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Model comparison · Updated 2 Nov 2026

Ministral 3 3B 2512 vs gpt-oss-120b

Ministral 3 3B 2512 is about 1.5× cheaper on input ($0.10 against $0.15 per 1M tokens) and on output. Both have a 131K-token context window. For a support chatbot at 10,000 chats a day, the standard-tier bill is about $54.00 a month for Ministral 3 3B 2512 and $122 for gpt-oss-120b.

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ModelsAtlas. “Ministral 3 3B 2512 vs gpt-oss-120b”. Retrieved 2 Nov 2026. https://modelsatlas.com/compare/mistralai/ministral-3b/vs/openai/gpt-oss-120b

Model A

Ministral 3 3B 2512

by Mistral AI · weights not marked open · GRIDC3

Input / 1M
$0.10
observed We measured
Source
Our catalogue
Retrieved
17 Aug 2026
Output / 1M$0.10
Context131K
vs

Model B

gpt-oss-120b

by OpenAI · weights not marked open · GRIDC3

Input / 1M
$0.15
observed We measured
Source
Our catalogue
Retrieved
2 Nov 2026
Output / 1M$0.60
Context131K

Key numbers

Standard tier · highlighted = better

Ministral 3 3B 2512
gpt-oss-120b
Input / 1M tokens
$0.10
$0.15
Output / 1M tokens
$0.10
$0.60
Batch input / output
Not listed
$0.03 / $0.14
Context window
131,072
131,072
Input types
Not disclosed
Not disclosed
Weights
Not marked open
Not marked open
Tiers listed
standard
batch, standard
Prices checked
2026-08-17
2026-11-02

What it costs for real workloads

Monthly, standard tier, 30 days

Support chatbot10k chats/day · 1.5k in, 300 out
$54.00/mo
$122/mo
RAG over documents2k queries/day · 12k in, 500 out
$75.00/mo
$126/mo
Coding agent300 tasks/day · 60k in, 8k out
$61.20/mo
$124/mo

Ministral 3 3B 2512   gpt-oss-120b · Derived from the standard-tier prices above, input and output tokens per request as stated, 30 days. Excludes caching discounts and batch. Try your own numbers.

On the atlas

Price band (A–H) × context band (1–6)

Same square. Ministral 3 3B 2512 and gpt-oss-120b share C3.

Same square as Ministral 3 3B 2512: Llama 3.3 70B Instruct ($0.10), Llama Guard 4 12B ($0.18), Nemotron 3.5 Content Safety ($0.20). Open C3

AFreeB<$0.10C$0.10–0.30D$0.30–1E$1–3F$3–10G$10–30H$30+1<32K232–128K3128–256K4256K–1M51M6>1MINPUT PRICE PER 1M TOKENS →CONTEXT WINDOW ↑ · position within a square follows the real valueLlama 3.3 70B Instruct · C3Llama Guard 4 12B · C3Nemotron 3.5 Content Safety · C3DeepSeek V3.1 · C3MiniMax M2 · C3Ministral 3 3B 2512Ministral 3 3B 2512gpt-oss-120bgpt-oss-120b
Ministral 3 3B 2512gpt-oss-120bNearest neighboursOpen weights
View the map as a table (1 squares)
SquarePrice bandContext bandModels
GRIDC3$0.10–0.30128–256KMinistral 3 3B 2512, gpt-oss-120b, Llama 3.3 70B Instruct, Llama Guard 4 12B, Nemotron 3.5 Content Safety, DeepSeek V3.1, MiniMax M2

Capabilities side by side

Only what our records list

Ministral 3 3B 2512
gpt-oss-120b
Vision input
Not disclosed
Not disclosed
Audio input
Not disclosed
Not disclosed
Open weights
Not marked open
Not marked open
Batch tier
Not listed
Supported
Free tier
Not listed
Not listed
Thinking tier
Not listed
Not listed

Neither record lists input types, so we do not claim any.

Which should you choose?

Editorial

Choose Ministral 3 3B 2512 if…

  • you pay by the token: it costs $0.10 per 1M input against $0.15
  • output dominates your bill: $0.10 per 1M output against $0.60

Choose gpt-oss-120b if…

  • work can wait: it lists a batch tier and the other does not

Each reason is a fact from the tables above. Picking between them is our judgement, and we do not benchmark quality: price and context are what we can measure, so test both on your own prompts before you commit.

Questions

Is Ministral 3 3B 2512 better than gpt-oss-120b?
We do not benchmark quality, so we cannot say. On the recorded numbers: Ministral 3 3B 2512 is about 1.5× cheaper on input ($0.10 against $0.15 per 1M tokens) and on output. Both have a 131K-token context window. For a support chatbot at 10,000 chats a day, the standard-tier bill is about $54.00 a month for Ministral 3 3B 2512 and $122 for gpt-oss-120b. Which is better for you depends on your task; test both on your own prompts.
Which is cheaper, Ministral 3 3B 2512 or gpt-oss-120b?
Ministral 3 3B 2512: $0.10 against $0.15 per 1M input tokens, and $0.10 against $0.60 per 1M output, on standard pricing.
How much does each cost per 1M tokens?
Ministral 3 3B 2512: $0.10 input and $0.10 output. gpt-oss-120b: $0.15 input and $0.60 output. Standard tier, USD.
Which has the larger context window?
Neither: both have 131,072 tokens.
Do both offer batch pricing?
Ministral 3 3B 2512 lists no batch tier. gpt-oss-120b lists a batch tier, at 20% of its standard price.
Can both read images or audio?
Input types recorded for Ministral 3 3B 2512: none recorded. For gpt-oss-120b: none recorded. Where a record lists none we say so rather than guess; check each vendor's documentation before relying on a capability.
Is either model open-weight?
Ministral 3 3B 2512: not marked open-weight in our records. gpt-oss-120b: not marked open-weight in our records.
What would each cost for a support chatbot?
At 10,000 chats a day, 1,500 input and 300 output tokens each, 30 days, standard tier: about $54.00 a month for Ministral 3 3B 2512 and $122 for gpt-oss-120b. This is our calculation from the listed prices, not a quote.

About the two models

Ministral 3 3B 2512

By Mistral AI. $0.10 input and $0.10 output per 1M tokens, 131K context, atlas square C3. Tiers listed: standard.

Full specs & pricing →

gpt-oss-120b

By OpenAI. $0.15 input and $0.60 output per 1M tokens, 131K context, atlas square C3. Tiers listed: batch, standard.

Full specs & pricing →

Keep going in your AI

Opens with this page as the source. We add nothing else to the prompt.