Olmo 3 32B Think vs Hunyuan A13B Instruct vs Grok 4.20

Olmo 3 32B Think at $0.172 in and $0.575 out, Hunyuan A13B Instruct at $0.161 in and $0.655 out, and Grok 4.20 at $1.44 in and $2.88 out — per million tokens, from the same wallet.

Olmo 3 32B Think

Allen Institute for AI

0.13¢

for a client proposal

$0.172 in · $0.575 out / 1M

66K context · released November 2025

Full page →

Hunyuan A13B Instruct

Tencent

0.13¢

for a client proposal

$0.161 in · $0.655 out / 1M

131K context · released July 2025

Full page →

Grok 4.20

xAI

0.95¢

for a client proposal

$1.44 in · $2.88 out / 1M

2M context · released 4 months ago

Full page →

Asking all three at once — identical prompt, identical context — costs about 1.2¢ for a typical client proposal.

At a glance

Cheapest input: Hunyuan A13B Instruct at $0.161 per million tokens.
Cheapest output: Olmo 3 32B Think at $0.575 per million tokens.
Largest context: Grok 4.20 at 2M tokens — about 2,900 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

Olmo 3 32B Think

0.06¢

Hunyuan A13B Instruct

0.06¢

Grok 4.20

0.43¢

Draft a client proposal from notes

5K in · 800 out

Olmo 3 32B Think

0.13¢

Hunyuan A13B Instruct

0.13¢

Grok 4.20

0.95¢

Context-heavy session (Alyph workspace)

155K in · 4K out

Olmo 3 32B Think

needs 155K ctx

Hunyuan A13B Instruct

needs 155K ctx

Grok 4.20

$0.23

Analyze a 50-page legal contract

35K in · 1K out

Olmo 3 32B Think

0.66¢

Hunyuan A13B Instruct

0.63¢

Grok 4.20

$0.05

Large architecture refactor

250K in · 3K out

Olmo 3 32B Think

needs 250K ctx

Hunyuan A13B Instruct

needs 250K ctx

Grok 4.20

$0.74

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

Olmo 3 32B Think

Hunyuan A13B Instruct

Grok 4.20

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

Pricing

Olmo 3 32B Think

Hunyuan A13B Instruct

Grok 4.20

Input / 1M tokens

$0.172

$0.161

$1.44

Output / 1M tokens

$0.575

$0.655

$2.88

Cached input / 1M

—

$0.230

Web search

—

0.57¢ / search

Specs

Olmo 3 32B Think

Hunyuan A13B Instruct

Grok 4.20

Provider

Allen Institute for AI

Tencent

xAI

Released

November 2025

July 2025

4 months ago

Context window

66K

131K

Max output

66K

131K

—

Input

Text

Text, Images, and Files

Output

Text

Reasoning

Shows its thinking

Knowledge cutoff

—

2025-03-31

2025-09-01

Try it with real numbers

2K tokens in · 500 tokens out.

Olmo 3 32B Think

Allen Institute for AI

0.06¢

for this task

55% input · 45% output

Full pricing →

Hunyuan A13B Instruct

Tencent

0.06¢

for this task

50% input · 50% output

Full pricing →

Grok 4.20

xAI

0.43¢

for this task

67% input · 33% output

Full pricing →

All 3, same prompt and context: 0.56¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 893 of these.

Which should you pick?

For long documents, Grok 4.20 has the largest context window here — 2M tokens.

On price, Olmo 3 32B Think is the cheapest of the three on a typical task, at about 0.13¢.

For images or files, Grok 4.20 can read them directly; Olmo 3 32B Think and Hunyuan A13B Instruct are text-only.

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

Olmo 3 32B Think pricing →Hunyuan A13B Instruct pricing →Grok 4.20 pricing →Try other combinations →

Questions, answered

Which is cheapest — Olmo 3 32B Think, Hunyuan A13B Instruct, or Grok 4.20?

On a typical client proposal (5K tokens in, 800 out): Olmo 3 32B Think at 0.13¢; Hunyuan A13B Instruct at 0.13¢; Grok 4.20 at 0.95¢. Long prompts can change the order when long-context rates apply.

Which has the largest context window?

Grok 4.20 — 2M tokens, about 2,900 pages.

Can I run Olmo 3 32B Think, Hunyuan A13B Instruct, and Grok 4.20 side by side on Alyph?

Yes — that is what Alyph is built for: the identical prompt with identical context to all 3, answers rendered side by side, billed from one wallet. This exact combination costs about 1.2¢ for a typical task.

Ask all three at once

Identical prompt, identical context, answers side by side — about 1.2¢ for a typical client proposal. Free to start, with $5 of credit.