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o3 Pro vs Qwen3.8 Max Prime

Qwen3.8 Max Prime costs 6.7x less per output token than o3 Pro ($12.00 vs $80.00 per million). Updated October 22, 2026; no benchmark has tested both models yet.

Replace o3 Pro Replace Qwen3.8 Max Prime
o3 ProOpenAI
Coding
No data
Overall
No data
Output $/M
$80.00
Qwen3.8 Max PrimeQwen
Coding
No data
Overall
No data
Output $/M
$12.00
vs $80.00 vs $12.00 per 1M output tokens. Qwen3.8 Max Prime is 6.7x cheaper.

o3 Pro or Qwen3.8 Max Prime: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

Model Ao3 ProOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BQwen3.8 Max PrimeQwenNot benchmarkedNo coding benchmarkNo cost per solved task

No benchmark has tested both yet. o3 Pro has results on Aider polyglot, WeirdML and AA Intelligence Index; Qwen3.8 Max Prime has none yet. Compare them on price and context instead.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
o3 Pro not benchmarked, Qwen3.8 Max Prime not benchmarked.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
o3 Pro $80.00 against Qwen3.8 Max Prime $12.00 per million output tokens, 6.7x apart.
Context window
o3 Pro takes 200K tokens, Qwen3.8 Max Prime 1M.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

CodingDirectional onlySix of these boards feed the Vibe Coding Index2 boards measured
Coding benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
Aider polyglot84.9%Not measuredOnly o3 Pro measured
WeirdML58.2%Not measuredOnly o3 Pro measured
Neither model has a result on the other 41 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Intelligence benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
AA Intelligence Index21.9Not measuredOnly o3 Pro measured
Epoch Capabilities Index147.3Not measuredOnly o3 Pro measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Agentic work benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
MCP Atlas44.5%Not measuredOnly o3 Pro measured
Neither model has a result on the other 41 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index4 boards measured
Reasoning benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
GPQA Diamond (Artificial Analysis run)84.5%Not measuredOnly o3 Pro measured
ARC-AGI59.3%Not measuredOnly o3 Pro measured
ARC-AGI-24.9%Not measuredOnly o3 Pro measured
Kagi LLM Benchmark72.1%Not measuredOnly o3 Pro measured
Neither model has a result on the other 19 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Knowledge benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
PRBench Finance49.1%Not measuredOnly o3 Pro measured
PRBench Legal49.7%Not measuredOnly o3 Pro measured
Neither model has a result on the other 18 boards here
GeneralDirectional onlyPublic boards, shown as published, kept out of the index5 boards measured
General benchmarks for o3 Pro and Qwen3.8 Max Prime
Benchmarko3 ProQwen3.8 Max PrimeLeader
DTBench86.9%Not measuredOnly o3 Pro measured
LMCA38.5%Not measuredOnly o3 Pro measured
Fiction.LiveBench97.2%Not measuredOnly o3 Pro measured
Creative writing (Lech Mazur)84.4%Not measuredOnly o3 Pro measured
MultiChallenge62.4%Not measuredOnly o3 Pro measured
Neither model has a result on the other 43 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

o3 Pro$0.060Fits in one request
Qwen3.8 Max Prime$0.010Fits in one request

Qwen3.8 Max Prime costs less

Repository review

50K input + 3K output tokens

o3 Pro$1.24Fits in one request
Qwen3.8 Max Prime$0.236Fits in one request

Qwen3.8 Max Prime costs less

Agent loop

200K input + 10K output tokens

o3 Pro$4.80Exceeds the context window
Qwen3.8 Max Prime$0.920Fits in one request

Qwen3.8 Max Prime costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of o3 Pro and Qwen3.8 Max Prime
SpecificationOpenAI o3 ProQwen3.8 Max Prime
MakerOpenAIQwen
WeightsNo public weights listedNo public weights listed
ReleasedJune 10, 2025September 23, 2026
Context window200K1M
Input $/Mtok$20.00$4.00
Output $/Mtok$80.00$12.00
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is o3 Pro better than Qwen3.8 Max Prime for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, o3 Pro or Qwen3.8 Max Prime?

o3 Pro costs $20.00 per million input tokens and $80.00 per million output tokens; Qwen3.8 Max Prime costs $4.00 and $12.00. Cost per solved task is known for neither of them.

Which has the bigger context window, o3 Pro or Qwen3.8 Max Prime?

Qwen3.8 Max Prime, with 1M tokens against 200K.

Has any benchmark tested both o3 Pro and Qwen3.8 Max Prime?

No benchmark has tested both yet. o3 Pro has results on Aider polyglot, WeirdML and AA Intelligence Index; Qwen3.8 Max Prime has none yet. Compare them on price and context instead. Data as of October 22, 2026.

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