Cheapest flagship AI
Flagship models
Rule: Sorted by listed input price per 1M tokens, lowest first, then by output price. Models with no listed price are left out.
| # | Name | Listed price | ||
|---|---|---|---|---|
| 1 | GLM-5.3Z.ai | $1.40 / $4.40 | ||
| 2 |  Grok 4.7xAI | $2 / $6 | ||
| 3 |  Gemini 4 ArgonGoogle | $2 / $10 | ||
| 4 | Kimi K3.1 ProMoonshot AI | $2 / $10 | ||
| 5 | Kimi K3Moonshot AI | $3 / $15 | ||
| 6 |  Claude Opus 5.5Anthropic | $4 / $20 | ||
| 7 |  GPT-5.6 SolOpenAI | $4 / $20 | ||
| 8 | Claude Fable 5.2Anthropic | $8 / $40 | ||
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| 9 | Claude Mythos 5.2Anthropic | $8 / $40 | ||
| 10 | Claude Fable 5Anthropic | $10 / $50 | ||
| 11 | Claude Fable 5.1Anthropic | $10 / $50 | ||
| 12 | Claude Mythos 5Anthropic | $10 / $50 | ||
| 13 | Claude Mythos 5.1Anthropic | $10 / $50 | ||
| 14 | GPT-6 AstraOpenAI | $10 / $50 | ||
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Questions
What is the cheapest flagship model
GLM-5.3, at $1.40 / $4.40 per 1M tokens in / out, by listed price.