Compare AI models

Specifications
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider.
1M1M
API pricingUSD per 1M tokens · lower wins · base tier
Input priceWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it.
$8.00$0.50
Output priceWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one.
$40.00$3.00
Cached input priceA reduced rate for text you send over and over. If every request starts with the same instructions or the same document, the provider keeps a copy ready and charges less to read it again.
$0.20—
Cheapest inputLowest input rate across every provider on OpenRouter, the lab included. The cheapest endpoint may run a quantised build or a shorter context — see "Available from" on the model page.
—$0.325Alibaba
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
—$1.95Alibaba
$3,600Anthropic list price$163Alibaba
Benchmarks
Humanity's Last Exam · with toolsMultidisciplinary reasoning — Humanity's Last Exam — extremely hard expert questions across many subjects. “With tools” means the AI is allowed to search the web or run code while answering. Higher is better.
74.2%28.8%
Overview
CompanyAnthropicQwen
Release dateNov 9 2026Apr 2 2026
AccessClosedClosed
Model detailsView modelView model

Frequently asked questions

Claude Fable 5.2 leads Qwen3.6-Plus on 1 of the 1 benchmark they both report (Humanity's Last Exam). Qwen3.6-Plus is cheaper on both input and output: $0.50 vs $8.00 per million input tokens, and $3.00 vs $40.00 per million output tokens. Figures are base-tier rates. Qwen3.6-Plus shipped 221 days before Claude Fable 5.2, so benchmark comparisons should account for the intervening progress.

Context windows are 1M (Claude Fable 5.2) vs 1M (Qwen3.6-Plus).

On Humanity's Last Exam · with tools, Claude Fable 5.2 leads at 74.2% vs Qwen3.6-Plus at 28.8%.