OpenAI
GPT-6 Astra Alternatives
Alternatives
Claude Fable 5.1$10 / $50Claude Fable 5.2$8 / $40Claude Fable 5$10 / $50Claude Mythos 5.1$10 / $50Claude Mythos 5.2$8 / $40Claude Mythos 5$10 / $50Claude Opus 5.5$4 / $20
Gemini 4 Argon$2 / $10Get an email when any of the flagship models we track change price
GPT-5.6 Sol$4 / $20
Grok 4.7$2 / $6Kimi K3.1 Pro$2 / $10Kimi K3$3 / $15
Muse WonderHead to head
All comparisons- GPT-6 Astra vs Claude Opus 5.5: GPT-6 Astra $10 / $50 vs Claude Opus 5.5 $4 / $20 per 1M tokens in / out.
- Gemini 4 Argon vs GPT-6 Astra: GPT-6 Astra $10 / $50 vs Gemini 4 Argon $2 / $10 per 1M tokens in / out.
- Claude Fable 5.1 vs GPT-6 Astra: GPT-6 Astra $10 / $50 vs Claude Fable 5.1 $10 / $50 per 1M tokens in / out.
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Questions
What are alternatives to GPT-6 Astra
Claude Fable 5.1, Claude Fable 5.2, Claude Fable 5, Claude Mythos 5.1, Claude Mythos 5.2.
What is the lowest listed price among GPT-6 Astra alternatives
GLM-5.3 at $1.40 per 1M input tokens, by listed price only.
Source: openai.com, read Nov 9, 2026.