gpt-oss-20b vs Qwen3.7 Flash

gpt-oss-20b at $0.035 in and $0.149 out and Qwen3.7 Flash at $0.035 in and $0.149 out — per million tokens, from the same wallet.

gpt-oss-20b

OpenAI

0.03¢

for a client proposal

$0.035 in · $0.149 out / 1M

131K context · released August 2025

Full page →

Qwen3.7 Flash

Qwen

0.03¢

for a client proposal

$0.035 in · $0.149 out / 1M

1M context · released 2 weeks ago

Full page →

Asking all both at once — identical prompt, identical context — costs about 0.06¢ for a typical client proposal.

At a glance

All 2 cost the same on input.
Largest context: Qwen3.7 Flash at 1M tokens — about 1,400 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

gpt-oss-20b

0.01¢

Qwen3.7 Flash

0.01¢

Draft a client proposal from notes

5K in · 800 out

gpt-oss-20b

0.03¢

Qwen3.7 Flash

0.03¢

Context-heavy session (Alyph workspace)

155K in · 4K out

gpt-oss-20b

needs 155K ctx

Qwen3.7 Flash

2¢

Long-context rate applied at this input size.

Analyze a 50-page legal contract

35K in · 1K out

gpt-oss-20b

0.14¢

Qwen3.7 Flash

0.45¢

Long-context rate applied at this input size.

Large architecture refactor

250K in · 3K out

gpt-oss-20b

needs 250K ctx

Qwen3.7 Flash

3¢

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

gpt-oss-20b

Qwen3.7 Flash

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

Pricing

gpt-oss-20b

Qwen3.7 Flash

Input / 1M tokens

$0.035

Output / 1M tokens

$0.149

Cached input / 1M

$0.035

$0.0069

Specs

gpt-oss-20b

Qwen3.7 Flash

Provider

OpenAI

Qwen

Released

August 2025

2 weeks ago

Context window

131K

Max output

131K

66K

Input

Text

Text, Images, and Video

Output

Text

Reasoning

Shows its thinking

Knowledge cutoff

2024-06-30

—

Try it with real numbers

2K tokens in · 500 tokens out.

gpt-oss-20b

OpenAI

0.01¢

for this task

48% input · 52% output

Full pricing →

Qwen3.7 Flash

Qwen

0.01¢

for this task

48% input · 52% output

Full pricing →

All 2, same prompt and context: 0.03¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 17,391 of these.

Which should you pick?

For long documents, Qwen3.7 Flash has the largest context window here — 1M tokens.

On price they are identical: about 0.03¢ for a typical task each.

For images or files, Qwen3.7 Flash can read them directly; gpt-oss-20b is text-only.

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 →

gpt-oss-20b pricing →Qwen3.7 Flash pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, gpt-oss-20b or Qwen3.7 Flash?

On a typical client proposal (5K tokens in, 800 out) they cost the same — about 0.03¢ each. Compare them on context and capabilities instead.

Which has the largest context window?

Qwen3.7 Flash — 1M tokens, about 1,400 pages.

Can I run gpt-oss-20b and Qwen3.7 Flash 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 0.06¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 0.06¢ for a typical client proposal. Free to start, with $5 of credit.