API cost decision in 10 seconds

NewMistral Large 4 vs DeepSeek Pro Latest

Pick Mistral Large 4 when budget is the priority.

Page updated: 2026-10-15T00:07:50Z Data confirmed: 2026-10-15T02:07:54Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Mistral Large 4 when budget is the priority.

On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $4.22 for DeepSeek Pro Latest, saving $2.5 (59.2% lower).

Cost-first pickMistral Large 4

Context-first pickBoth models

Sample savings$2.559.2%

10x traffic gap$25

The reported context window is tied, so cost and provider fit carry more weight. At 10x that traffic, the same price gap is about $25. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Mistral Large 4 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	Mistral Large 4	DeepSeek Pro Latest
Input-heavy / RAG	5M input + 500K output	Mistral Large 4	$4.45	$5.12
Balanced workload	1M input + 1M output	Mistral Large 4	$2.77	$8.22
Output-heavy chatbot	1M input + 5M output	Mistral Large 4	$11.13	$40.23

Cheaper input DeepSeek Pro Latest $0.68 vs $0.225 / 1M

DeepSeek Pro Latest is $0.46 cheaper per 1M input tokens (66.9% lower; 3.02x difference).

Cheaper output Mistral Large 4 $2.09 vs $8 / 1M

Mistral Large 4 is $5.91 cheaper per 1M output tokens (73.9% lower; 3.83x difference).

Larger context Tie 1.05M vs 1.05M

Both models report the same context window at 1.05M tokens.

Sample workload Mistral Large 4 $1.73 vs $4.22

Mistral Large 4 is $2.5 cheaper on the standard workload (59.2% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Mistral Large 4 Calculating… Estimated API cost

DeepSeek Pro Latest Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

DeepSeek Pro Latest has the lower input price; Mistral Large 4 has the lower output price; both models report the same context window. For the 1M input plus 500K output sample, Mistral Large 4 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.73 for Mistral Large 4 and $4.22 for DeepSeek Pro Latest.

Best Fit

Choose Mistral Large 4 when you care most about lower output-token price.

Choose DeepSeek Pro Latest when you care most about lower input-token price.

Decision Notes

On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $4.22 for DeepSeek Pro Latest, saving $2.5 (59.2% lower).
Mistral Large 4 is $2.5 cheaper on the standard workload (59.2% lower).
DeepSeek Pro Latest is $0.46 cheaper per 1M input tokens (66.9% lower; 3.02x difference).
Mistral Large 4 is $5.91 cheaper per 1M output tokens (73.9% lower; 3.83x difference).
Both models report the same context window at 1.05M tokens.

Head-to-Head Specs

Feature	NewMistral Large 4 (Mistral)	DeepSeek Pro Latest (DeepSeek)
Input Price prompt tokens per 1M	$0.68	$0.225
Completion Price per 1M tokens	$2.09	$8
Sample Workload Cost 1M input + 500K output	$1.73	$4.22
Context Window	1.05M	1.05M
Release Date	2026-10-06	2026-09-14

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Mistral Large 4	On the standard 1M input plus 500K output workload, Mistral Large 4 is estimated at $1.73 vs $4.22 for DeepSeek Pro Latest, saving $2.5 (59.2% lower).
High-volume input processing	DeepSeek Pro Latest	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Mistral Large 4	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Tie	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

Mistral Nemo can replace Mistral Large 4 when lower sample workload cost matters most: $0.04.
Mistral Small 3 can replace Mistral Large 4 when lower sample workload cost matters most: $0.09.
Ministral 3 8B 2512 (batch) can replace Mistral Large 4 when lower sample workload cost matters most: $0.11.
Ministral 3 3B 2512 can replace Mistral Large 4 when lower sample workload cost matters most: $0.15.

Larger context near this budget

Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
Grok 4.20 offers 2M context with $2.5 sample workload cost.
Llama 4 Scout offers 1.31M context with $0.47 sample workload cost.
MiMo-V2.6-Flash offers 1.05M context with $0.28 sample workload cost.

Popular competitors

DeepSeek V4.1 Flash · DeepSeek · #1
Step 5 Preview · StepFun · #2
GLM 5.3 Flash · Z.ai · #3
MiMo-V2.6-Flash · Xiaomi · #4

Cheaper alternatives

Review low-cost models sorted by a standard 1M input plus 500K output workload.

Open cheapest models

Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

Open largest context models

Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

Open provider hubs

Mistral catalog

Review all tracked Mistral models before deciding whether this matchup is the right shortlist.

Open Mistral models

DeepSeek catalog

Check other DeepSeek models with comparable pricing, context, or release timing.

Open DeepSeek models

Mistral Large 4

Mistral Large 4 is a frontier multimodal (text and image input) model from Mistral AI built for reasoning, coding, and agentic workloads. It offers a 1M-token context window with up...

DeepSeek Pro Latest

This model always redirects to the latest model in the DeepSeek Pro family.