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Head-to-head comparison

o3 Pro vs Qwen3 Next 80B A3B Instruct

o3 Pro (OpenAI) and Qwen3 Next 80B A3B Instruct (Qwen) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 19 August 2026

As of 19 August 2026, o3 Pro holds the stronger ModelCap Index position (#55 vs #57); Qwen3 Next 80B A3B Instruct is 72.7× cheaper per output token ($1.10/1M vs $80.00/1M); Qwen3 Next 80B A3B Instruct offers the longer context window (262K vs 200K tokens); and Qwen3 Next 80B A3B Instruct ships open weights.

Which should you choose?

Choose o3 Pro if…

  • you want the stronger overall ModelCap Index position — #55 against #57 (46.5 vs 43.9 points).
  • Artificial Analysis Intelligence Index is your yardstick — 33.3 against 13.8.

Choose Qwen3 Next 80B A3B Instruct if…

  • API cost matters — $1.10/1M output tokens against $80.00/1M, about 72.7× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.09/1M against $20.00/1M.
  • you need the longer context window — 262K tokens against 200K.
  • you want to self-host: Qwen3 Next 80B A3B Instruct ships open weights while o3 Pro is api only.
  • you want provider choice — 5 listed API providers against 1.
  • you want the more recently listed model — Qwen3 Next 80B A3B Instruct was listed 11 September 2025, o3 Pro 10 June 2025.

o3 Pro vs Qwen3 Next 80B A3B Instruct: specs, pricing and context

Specification comparison of o3 Pro and Qwen3 Next 80B A3B Instruct
Fieldo3 ProOpenAIQwen3 Next 80B A3B InstructQwen
ModelCap Index position#55#57
Index score46.543.9
EvidenceMeasuredMeasured
Input price / 1M tokens$20.00$0.09
Output price / 1M tokens$80.00$1.10
Context window200K tokens262K tokens
Max output tokens100K16K
API providers listed15
Weight accessAPI onlyOpen weights
Input modalitiesText, File, ImageText
First listed10 June 202511 September 2025
PublisherOpenAIQwen

Evidence: 1 public benchmark observation across 1 board · 3 public benchmark observations across 3 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: o3 Pro vs Qwen3 Next 80B A3B Instruct

Public benchmark boards where o3 Pro or Qwen3 Next 80B A3B Instruct has a published result
Boardo3 ProQwen3 Next 80B A3B InstructLeads
Arena codingArena (LMArena)—14461437–1454Only one result
Artificial Analysis Intelligence IndexArtificial Analysis33.3intelligence-index13.8intelligence-indexo3 Pro

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

o3 Pro vs Qwen3 Next 80B A3B Instruct: common questions

Is o3 Pro better than Qwen3 Next 80B A3B Instruct?

o3 Pro ranks higher on the ModelCap Index as of 19 August 2026: #55 against #57. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is o3 Pro cheaper than Qwen3 Next 80B A3B Instruct?

Qwen3 Next 80B A3B Instruct is cheaper on output tokens: $1.10/1M against $80.00/1M. Input tokens are $20.00/1M for o3 Pro and $0.09/1M for Qwen3 Next 80B A3B Instruct. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, o3 Pro or Qwen3 Next 80B A3B Instruct?

Qwen3 Next 80B A3B Instruct has the larger context window: 262K tokens against 200K.

Which is better for coding, o3 Pro or Qwen3 Next 80B A3B Instruct?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are o3 Pro and Qwen3 Next 80B A3B Instruct open-weight models?

o3 Pro: API only. Qwen3 Next 80B A3B Instruct: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run o3 Pro and Qwen3 Next 80B A3B Instruct?

ModelCap currently lists 1 API provider for o3 Pro and 5 for Qwen3 Next 80B A3B Instruct, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this o3 Pro vs Qwen3 Next 80B A3B Instruct comparison?

Every figure comes from the sealed ModelCap dataset published 19 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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