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ModelCap

Model decision surface

Compare AI models

Start with GPT-6 Astra and gpt-oss-120b, 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-6 Astra vs gpt-oss-120b

Live dataset updated 10/24/2026, 7:29:10 PM UTC

Open 1200×630 evidence receipt
Factual comparison of GPT-6 Astra and gpt-oss-120b
Field
ModelCap position#13#163
Index score79.939.4
EvidenceMeasured5 public benchmark observations across 5 boardsMeasured2 public benchmark observations across 2 boards
Input / 1M$10.00$0.15
Output / 1M$50.00$0.60
Pricing statusfreshfresh
Context1M131K
Providers322
Weight accessNo linked weightsOpen weights

Decision facts

  • GPT-6 Astra is #13; gpt-oss-120b is #163 on the same current language board.
  • Index scores are 79.9 for GPT-6 Astra and 39.4 for gpt-oss-120b. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.
  • Both positions use Measured evidence.
  • Listed output price per 1M tokens is $50.00 for GPT-6 Astra and $0.60 for gpt-oss-120b. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $45.00 for GPT-6 Astra versus $0.60 for gpt-oss-120b. gpt-oss-120b costs 98.7% 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 1,050,000 tokens for GPT-6 Astra and 131,072 for gpt-oss-120b.
  • Weight access differs: GPT-6 Astra is none; gpt-oss-120b is open.
  • ModelCap currently lists 3 providers for GPT-6 Astra and 22 for gpt-oss-120b.

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.