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ModelCap

Model decision surface

Compare AI models

Start with GPT-5.4 Nano and Qwen3 Coder 30B A3B Instruct, or choose any two current ranked language models. Compare capability evidence, price, context, provider availability, and weight access without pretending one field decides every use case.

Current public data

GPT-5.4 Nano vs Qwen3 Coder 30B A3B Instruct

Live dataset updated 9/15/2026, 9:19:37 PM UTC

Open 1200×630 evidence receipt
Factual comparison of GPT-5.4 Nano and Qwen3 Coder 30B A3B Instruct
Field
ModelCap position#80#91
Index score50.848.4
EvidenceMeasured4 public benchmark observations across 4 boardsEstimatedpublisher-corpus-prior over 194 held-out anchors (7%); launch card against 3 resolved peers on 4 rows (93%); no cross-lab optimism probe available; shrunk 0.1 up toward the measured corpus
Input / 1M$0.20$0.07
Output / 1M$1.25$0.28
Pricing statusfreshfresh
Context400K262K
Providers24
Weight accessAPI onlyOpen weights

Decision facts

  • GPT-5.4 Nano is #80; Qwen3 Coder 30B A3B Instruct is #91 on the same current language board.
  • Index scores are 50.8 for GPT-5.4 Nano and 48.4 for Qwen3 Coder 30B A3B Instruct. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.
  • Evidence differs: GPT-5.4 Nano is Measured; Qwen3 Coder 30B A3B Instruct is Estimated.
  • Listed output price per 1M tokens is $1.25 for GPT-5.4 Nano and $0.28 for Qwen3 Coder 30B A3B Instruct. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $1.02 for GPT-5.4 Nano versus $0.28 for Qwen3 Coder 30B A3B Instruct. Qwen3 Coder 30B A3B Instruct costs 72.7% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.
  • Published context is 400,000 tokens for GPT-5.4 Nano and 262,144 for Qwen3 Coder 30B A3B Instruct.
  • Weight access differs: GPT-5.4 Nano is none; Qwen3 Coder 30B A3B Instruct is open.
  • ModelCap currently lists 2 providers for GPT-5.4 Nano and 4 for Qwen3 Coder 30B A3B Instruct.

These are separate published fields, not a synthetic winner. ModelCap does not collapse price, access, context, and capability evidence into a hidden recommendation score.

Each comparison page is a permanent, shareable URL with the same live figures as this tool: ModelCap Index position, API pricing, context window, provider count, weight access and every shared benchmark board.