Mistral Large 2407 vs Grok 4.5

Mistral Large 2407 at $2.30 in and $6.90 out and Grok 4.5 at $2.30 in and $6.90 out — per million tokens, from the same wallet.

Mistral Large 2407

Mistral AI

1.7¢

for a client proposal

$2.30 in · $6.90 out / 1M

131K context · released November 2024

Full page →

Grok 4.5

xAI

1.7¢

for a client proposal

$2.30 in · $6.90 out / 1M

500K context · released 1 month ago

Full page →

Asking all both at once — identical prompt, identical context — costs about 3.4¢ for a typical client proposal.

At a glance

All 2 cost the same on input.
Largest context: Grok 4.5 at 500K tokens — about 710 pages.

Cost per task

Estimated totals at the rates above. Solid bar is input, lighter bar is output.

Quick code fix

2K in · 500 out

Mistral Large 2407

0.8¢

Grok 4.5

0.8¢

Draft a client proposal from notes

5K in · 800 out

Mistral Large 2407

1.7¢

Grok 4.5

1.7¢

Context-heavy session (Alyph workspace)

155K in · 4K out

Mistral Large 2407

needs 155K ctx

Grok 4.5

$0.38

Analyze a 50-page legal contract

35K in · 1K out

Mistral Large 2407

$0.09

Grok 4.5

$0.09

Large architecture refactor

250K in · 3K out

Mistral Large 2407

needs 250K ctx

Grok 4.5

$1.19

Long-context rate applied at this input size.

Solid part of each bar is input tokens, the lighter part is output. Models that don’t fit a task are marked instead of priced.

Cost vs Token Amount

Drag the slider to adjust the split between input and output workload.

80% Input20% Output

Mistral Large 2407

Grok 4.5

Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.

Pricing

Mistral Large 2407

Grok 4.5

Input / 1M tokens

$2.30

Output / 1M tokens

$6.90

Cached input / 1M

$0.230

$0.345

Web search

—

0.57¢ / search

Specs

Mistral Large 2407

Grok 4.5

Provider

Mistral AI

xAI

Released

November 2024

1 month ago

Context window

131K

500K

Max output

—

Input

Text and Files

Text, Images, and Files

Output

Text

Reasoning

Answers directly

Shows its thinking

Knowledge cutoff

2024-03-31

—

Try it with real numbers

2K tokens in · 500 tokens out.

Mistral Large 2407

Mistral AI

0.8¢

for this task

57% input · 43% output

Full pricing →

Grok 4.5

xAI

0.8¢

for this task

57% input · 43% output

Full pricing →

All 2, same prompt and context: 1.6¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 310 of these.

Which should you pick?

For long documents, Grok 4.5 has the largest context window here — 500K tokens.

On price they are identical: about 1.7¢ for a typical task each.

If you want to watch the model think, Grok 4.5 shows reasoning; the other answers directly.

Or don’t pick. Send the identical prompt to all both, read the answers side by side, and keep the winner. How to run a fair bake-off →

Mistral Large 2407 pricing →Grok 4.5 pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, Mistral Large 2407 or Grok 4.5?

On a typical client proposal (5K tokens in, 800 out) they cost the same — about 1.7¢ each. Compare them on context and capabilities instead.

Which has the largest context window?

Grok 4.5 — 500K tokens, about 710 pages.

Can I run Mistral Large 2407 and Grok 4.5 side by side on Alyph?

Yes — that is what Alyph is built for: the identical prompt with identical context to all 2, answers rendered side by side, billed from one wallet. This exact combination costs about 3.4¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 3.4¢ for a typical client proposal. Free to start, with $5 of credit.