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Bang for the buck

The three best models in each of the four categories — best by that category's own leaderboards, benchmarks first — among those costing under a dollar the million tokens. And the average of their sizes: how big a model leads its category at that price.

298Bbillion parameters, the average of the four tops
$0.5the average price, a million tokens out
335models measured and under a dollar

Overall

298B

average size across the four tops

$0.5

average price, the million tokens out

12 models picked across the four categories

General

11B

average size of the top three by benchmarks

  1. GPT-4o-mini (2024-07-18)about 14B$0.4
  2. Phi-3-mini-4k-instruct3.8B$0.52
  3. DeepSeek-V3about 14B$0.2

all 81 measured here under a dollar

Reasoning

219B

average size of the top three by benchmarks

  1. MiniMax M2.1229B$0.95
  2. Seed-2.0-Liteabout 229B$0.54
  3. Step 3.5 Flash199B$0.3

all 145 measured here under a dollar

Coding

279B

average size of the top three by benchmarks

  1. MiniMax M2.5229B$0.9
  2. GLM 5.3 Flashabout 304B$0.25
  3. DeepSeek V4.1 Flashabout 304B$0.31

all 63 measured here under a dollar

Agentic

685B

average size of the top three by benchmarks

  1. DeepSeek v3.2685B$0.31
  2. AgentRLabout 685B$0.8
  3. Grok 4.1 Fast Reasoningabout 685B$0.5

all 46 measured here under a dollar

How this is worked out

A model counts if a company sells its output for under a dollar the million tokens on the ordinary lane — the current rate, not the cheapest ever recorded — and if it places on one of that category's own boards. The three shown are the top three by benchmarks: sorted by the model's best placing among that category's boards, as a share of the field, price breaking ties.

Most leaders at this price are closed and publish no parameter count. Leaving them out would answer a different question, so each is shown as about the median size of the three models nearest it in standing that do publish one. Every such figure is marked; the rest are the makers' own.

every model under a dollar · the categories · models by size · this page as JSON