OpenAI: gpt-oss-120b (batch) vs Qwen: Qwen3 VL 8B Thinking

Neither wins outright: OpenAI: gpt-oss-120b (batch) is the pick when cost matters at scale, Qwen: Qwen3 VL 8B Thinking when you need image input.

Key numbers

SpecOpenAI: gpt-oss-120b (batch)Qwen: Qwen3 VL 8B Thinking
ProviderOpenAIQwen
Input price (per 1M tokens)$0.03$0.18
Output price (per 1M tokens)$0.14$2.10
Blended price (3:1 input/output)$0.06$0.66
Cheaper than … of all models we track87%48%
Context window131K tokens (~197 pages)131K tokens (~197 pages)
Larger context than … of all models23%23%
Max output per response118K tokens (~88,500 words)33K tokens (~24,600 words)
Input typestextimage, text
Output typestexttext
Free variantNoNo
Listed since2025-08-052025-10-14
Advertisement

What it costs for real workloads

Monthly cost at list price for five common workloads. Token counts per unit are stated so you can scale them to your own traffic. A workload that does not fit a model's context window is marked rather than priced.

Workload (per month)OpenAI: gpt-oss-120b (batch)Qwen: Qwen3 VL 8B ThinkingDifference
Customer-support chatbot
50,000 conversations — each a 6-turn conversation (1,500 in / 400 out tokens)
$4.94$55.50OpenAI: gpt-oss-120b (batch) saves $50.56
RAG search over documents
20,000 questions — each a question answered from ~8 retrieved passages (6,000 in / 500 out tokens)
$4.91$42.60OpenAI: gpt-oss-120b (batch) saves $37.69
Coding / tool-using agent
2,000 tasks — each a multi-step task with tool calls and file context (60,000 in / 6,000 out tokens)
$5.18$46.80OpenAI: gpt-oss-120b (batch) saves $41.62
Batch summarisation
10,000 documents — each a 6,000-word report summarised to a page (8,000 in / 600 out tokens)
$3.18$27.00OpenAI: gpt-oss-120b (batch) saves $23.82
Long-document analysis
500 documents — each a 150-page contract or codebase read in one pass (100,000 in / 2,000 out tokens)
$1.62$11.10OpenAI: gpt-oss-120b (batch) saves $9.48

Capabilities side by side

CapabilityOpenAI: gpt-oss-120b (batch)Qwen: Qwen3 VL 8B ThinkingWhat it lets you do
Tool / function calling✓ Yes✓ Yescall your APIs and run agent loops
Structured output (JSON schema)✓ Yes✓ Yesreturn JSON that validates against your schema
Reasoning / thinking mode✓ Yes✓ Yesspend extra tokens thinking before answering hard problems
Image input—✓ Yesread screenshots, charts and scanned pages
Audio input——take speech or audio directly
File / PDF input——accept documents without your own parsing step
Image output——generate images, not just text
Built-in web search——answer from live web results
Seed (reproducible sampling)✓ Yes✓ Yesrepeat a generation for tests and evals
Log-probabilities—✓ Yesread token confidence for classification and scoring

From each model's published parameters and input/output types. “—” means not advertised, not proven absent.

Price history

DateModelInput / 1MOutput / 1M
2026-09-24OpenAI: gpt-oss-120b (batch)$0.03$0.14
2026-08-06Qwen: Qwen3 VL 8B Thinking$0.18$2.10

Which should you choose?

Choose OpenAI: gpt-oss-120b (batch) if…

  • cost matters at scale — it is 91% cheaper on a typical 3:1 input/output mix ($4.94 vs $55.50 a month for 50,000 support chats)
  • you generate long outputs in one go — up to 118K tokens (about 88,500 words) per response

Choose Qwen: Qwen3 VL 8B Thinking if…

  • you need image input — to read screenshots, charts and scanned pages; OpenAI: gpt-oss-120b (batch) does not advertise it
  • you need log-probabilities — to read token confidence for classification and scoring; OpenAI: gpt-oss-120b (batch) does not advertise it

Frequently asked questions

Is OpenAI: gpt-oss-120b (batch) better than Qwen: Qwen3 VL 8B Thinking?

Neither wins outright: OpenAI: gpt-oss-120b (batch) is the pick when cost matters at scale, Qwen: Qwen3 VL 8B Thinking when you need image input. In short: OpenAI: gpt-oss-120b (batch) when cost matters at scale, you generate long outputs in one go; Qwen: Qwen3 VL 8B Thinking when you need image input, you need log-probabilities.

Which is cheaper, OpenAI: gpt-oss-120b (batch) or Qwen: Qwen3 VL 8B Thinking?

OpenAI: gpt-oss-120b (batch) is cheaper: $0.06 vs $0.66 per 1M tokens at a typical 3:1 input/output mix, 91% less. For 50,000 support conversations a month that is $4.94 against $55.50.

How much do OpenAI: gpt-oss-120b (batch) and Qwen: Qwen3 VL 8B Thinking cost per million tokens?

OpenAI: gpt-oss-120b (batch) costs $0.03 per 1M input tokens and $0.14 per 1M output tokens; Qwen: Qwen3 VL 8B Thinking costs $0.18 input and $2.10 output. Output tokens are billed separately, so long answers shift the gap.

Which has the bigger context window, OpenAI: gpt-oss-120b (batch) or Qwen: Qwen3 VL 8B Thinking?

Both take 131K tokens per request — roughly 197 pages of text.

Do OpenAI: gpt-oss-120b (batch) and Qwen: Qwen3 VL 8B Thinking support function calling and JSON output?

Tool calling — OpenAI: gpt-oss-120b (batch): yes, Qwen: Qwen3 VL 8B Thinking: yes. JSON-schema structured output — OpenAI: gpt-oss-120b (batch): yes, Qwen: Qwen3 VL 8B Thinking: yes.

Can OpenAI: gpt-oss-120b (batch) or Qwen: Qwen3 VL 8B Thinking read images?

Only Qwen: Qwen3 VL 8B Thinking accepts image input; OpenAI: gpt-oss-120b (batch) is text-only for input.

Is OpenAI: gpt-oss-120b (batch) or Qwen: Qwen3 VL 8B Thinking free to use?

No free variant is listed for either; both are pay-per-token.

What is the maximum output length of OpenAI: gpt-oss-120b (batch) and Qwen: Qwen3 VL 8B Thinking?

OpenAI: gpt-oss-120b (batch) can write up to 118K tokens (about 88,500 words) per response; Qwen: Qwen3 VL 8B Thinking up to 33K (about 24,600 words).

When were OpenAI: gpt-oss-120b (batch) and Qwen: Qwen3 VL 8B Thinking released?

OpenAI: gpt-oss-120b (batch) was listed on 2025-08-05; Qwen: Qwen3 VL 8B Thinking on 2025-10-14.

Has the price of OpenAI: gpt-oss-120b (batch) or Qwen: Qwen3 VL 8B Thinking changed?

OpenAI: gpt-oss-120b (batch): input price cut 80% ($0.15 → $0.03/1M), output price cut 77% ($0.60 → $0.14/1M) on 2026-09-24. Qwen: Qwen3 VL 8B Thinking: input price raised 35% ($0.12 → $0.18/1M), output price raised 35% ($1.36 → $2.10/1M) on 2026-08-06.

About the two models

Compare OpenAI: gpt-oss-120b (batch) with other models

Compare Qwen: Qwen3 VL 8B Thinking with other models

Advertisement