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GPT OSS 120B vs Qwen3 235B A22B Instruct 2507

Qwen3 235B A22B Instruct 2507 grades higher overall (71.0 against 46.1). GPT OSS 120B costs 66% less for the same work.

GPT OSS 120B

by OpenAI · #53 of 67 overall

Coming soon · price at launch
Context
128K
Input / 1M
$0.037
Output / 1M
$0.17

Qwen3 235B A22B Instruct 2507

by Qwen · #28 of 67 overall

Coming soon · price at launch
Context
256K
Input / 1M
$0.090
Output / 1M
$0.55

Better overall

Qwen3 235B A22B Instruct 2507

Grade 46.1 vs 71.0

Cheaper

GPT OSS 120B

66% less, $0.070 vs $0.20 blended

Larger context

Qwen3 235B A22B Instruct 2507

128K vs 256K tokens

Head to head

Public benchmarks. Longer is better; each value links to its source.

LMArena TextElo-style rating · LMArena (CC BY 4.0) · Oct 28, 2026
Qwen3 235B A22B Instruct 2507Qwen3 235B A22B Instruct 2507: 1,422
LMArena CodingElo-style rating · LMArena (CC BY 4.0) · Oct 28, 2026
Qwen3 235B A22B Instruct 2507Qwen3 235B A22B Instruct 2507: 1,472
Aider Polyglot% of exercises solved · Aider (aider.chat) · Aug 6, 2025
Qwen3 235B A22B Instruct 2507Qwen3 235B A22B Instruct 2507: 57.3%v
SWE-bench Verified% of issues resolved · SWE-bench · Aug 5, 2025 · reference
Qwen3 235B A22B Instruct 2507Qwen3 235B A22B Instruct 2507: —
LiveCodeBenchpass@1, % · LiveCodeBench · Jul 21, 2025 · reference
GPT OSS 120BGPT OSS 120B: —
Qwen3 235B A22B Instruct 2507Qwen3 235B A22B Instruct 2507: 51.8%v

GPT OSS 120BQwen3 235B A22B Instruct 2507v = reported by the model’s maker. — = no public score yet. Arena bars span the range across every model we grade.

What it costs you

Drag to match your monthly usage.

GPT OSS 120B$14.20 /month
Qwen3 235B A22B Instruct 2507$40.00 /month

GPT OSS 120B saves you $25.80 a month at this usage, $310 a year.

At a glance

AttributeGPT OSS 120BQwen3 235B A22B Instruct 2507
Made byOpenAIQwen
AvailabilityComing soonComing soon
Overall gradeGood · 46.1Excellent · 71.0
Overall rank#53 of 67#28 of 67
Input price$0.037 per 1M$0.090 per 1M
Output price$0.17 per 1M$0.55 per 1M
Context window131,072 tokens262,144 tokens
Reasoning levelsYesYes
Reads imagesNoNo
Model IDgpt-oss-120bqwen3-235b-a22b-instruct-2507

Try both with one key

Same endpoint, same key, both hosted in the USA. Change one word to switch models, in Claude Code, Cursor, Cline or your own code.

Get your API key
# Ask either model the same thing
curl https://fullsendai.com/v1/chat/completions \
  -H "Authorization: Bearer $FULLSEND_API_KEY" \
  -d '{"model": "gpt-oss-120b", "messages": [...]}'

# …then swap one word
  -d '{"model": "qwen3-235b-a22b-instruct-2507", "messages": [...]}'

Questions

Is GPT OSS 120B or Qwen3 235B A22B Instruct 2507 better?

Qwen3 235B A22B Instruct 2507 grades 71.0 against 46.1 for GPT OSS 120B, from public benchmarks.

Which is cheaper, GPT OSS 120B or Qwen3 235B A22B Instruct 2507?

GPT OSS 120B: $0.037 in and $0.17 out per million tokens, against $0.090 and $0.55 through FullsendAI.

Which has the larger context window?

Qwen3 235B A22B Instruct 2507, with 262,144 tokens.

Can I use both with one API key?

Yes, once they launch: both are coming soon, at the prices shown, and both will use the same FullsendAI key.

Model rankingsAll benchmarksCompare other models

Scores: LMArena (CC BY 4.0), Aider (aider.chat), SWE-bench, LiveCodeBench, and model makers’ published results where marked v. Prices are FullsendAI’s, per million tokens. Data as of Oct 28, 2026.