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AI Model Price Comparisons
29 head-to-head price comparisons. Each card shows what one typical prompt (500 input + 500 output tokens) costs on both models; the cheaper one is in green. Open a comparison for prices per 1M tokens, context windows, specs and monthly cost at your volume. Official prices, verified October 2026.
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Current Models
Claude Opus 5.5 vs Gemini 3.1 Pro →Claude Opus 5.51.2¢Gemini 3.1 Pro0.7¢Gemini 3.1 Pro is cheaper per promptClaude Sonnet 5.5 vs Claude Opus 5.5 →Claude Sonnet 5.50.6¢Claude Opus 5.51.2¢Claude Sonnet 5.5 is cheaper per promptClaude Sonnet 5.5 vs Gemini 3.1 Pro →Claude Sonnet 5.50.6¢Gemini 3.1 Pro0.7¢Claude Sonnet 5.5 is cheaper per promptClaude Sonnet 5.5 vs GPT-6.1 Sol →Claude Sonnet 5.50.6¢GPT-6.1 Sol0.6¢Same price per promptDeepSeek V4.1 Flash vs GPT-6 Luna →DeepSeek V4.1 Flash0.075¢GPT-6 Luna0.03¢GPT-6 Luna is cheaper per promptGemini 3.1 Pro vs GPT-6 Astra →Gemini 3.1 Pro0.7¢GPT-6 Astra3¢Gemini 3.1 Pro is cheaper per promptGemini 3.8 Flash vs GPT-6 Luna →Gemini 3.8 Flash0.22¢GPT-6 Luna0.03¢GPT-6 Luna is cheaper per promptGPT-6 Astra vs Claude Opus 5.5 →GPT-6 Astra3¢Claude Opus 5.51.2¢Claude Opus 5.5 is cheaper per promptGPT-6.1 Sol vs GPT-6 Sol →GPT-6.1 Sol0.6¢GPT-6 Sol0.6¢Same price per promptGrok 4.7 vs GPT-6 Sol →Grok 4.70.4¢GPT-6 Sol0.6¢Grok 4.7 is cheaper per promptQwen3.8 Max vs DeepSeek V4 Pro →Qwen3.8 Max0.4¢DeepSeek V4 Pro0.26¢DeepSeek V4 Pro is cheaper per prompt
Including Older or Retired Models
Claude Haiku 4.5 vs GPT-4o Mini →Claude Haiku 4.50.3¢GPT-4o Mini (older)0.037¢GPT-4o Mini is cheaper per promptClaude Opus 5.5 vs Claude Opus 4.6 →Claude Opus 5.51.2¢Claude Opus 4.6 (older)1.5¢Claude Opus 5.5 is cheaper per promptClaude Opus 5.5 vs GPT-4o →Claude Opus 5.51.2¢GPT-4o (older)0.63¢GPT-4o is cheaper per promptClaude Sonnet 5 vs GPT-6 Sol →Claude Sonnet 5 (older)0.6¢GPT-6 Sol0.6¢Same price per promptClaude Sonnet 5.5 vs Claude Sonnet 5 →Claude Sonnet 5.50.6¢Claude Sonnet 5 (older)0.6¢Same price per promptDeepSeek R1 vs Claude Sonnet 5.5 →DeepSeek R1 (retired)0.035¢Claude Sonnet 5.50.6¢DeepSeek R1 is cheaper per promptDeepSeek V4.1 Flash vs DeepSeek V3 →DeepSeek V4.1 Flash0.075¢DeepSeek V3 (retired)0.035¢DeepSeek V3 is cheaper per promptGemini 3.8 Flash vs DeepSeek V3 →Gemini 3.8 Flash0.22¢DeepSeek V3 (retired)0.035¢DeepSeek V3 is cheaper per promptGPT-4.1 Mini vs GPT-4o Mini →GPT-4.1 Mini (older)0.1¢GPT-4o Mini (older)0.037¢GPT-4o Mini is cheaper per promptGPT-4.1 vs GPT-4o →GPT-4.1 (older)0.5¢GPT-4o (older)0.63¢GPT-4.1 is cheaper per promptGPT-4o Mini vs DeepSeek V3 →GPT-4o Mini (older)0.037¢DeepSeek V3 (retired)0.035¢DeepSeek V3 is cheaper per promptGPT-4o Mini vs Gemini 3.8 Flash →GPT-4o Mini (older)0.037¢Gemini 3.8 Flash0.22¢GPT-4o Mini is cheaper per promptGPT-4o vs Claude Sonnet 5.5 →GPT-4o (older)0.63¢Claude Sonnet 5.50.6¢Claude Sonnet 5.5 is cheaper per promptGPT-4o vs DeepSeek V3 →GPT-4o (older)0.63¢DeepSeek V3 (retired)0.035¢DeepSeek V3 is cheaper per promptGPT-4o vs Gemini 3.1 Pro →GPT-4o (older)0.63¢Gemini 3.1 Pro0.7¢GPT-4o is cheaper per promptGPT-6 Astra vs GPT-5 →GPT-6 Astra3¢GPT-5 (retiring)0.56¢GPT-5 is cheaper per promptKimi K3 vs Claude Sonnet 5 →Kimi K30.9¢Claude Sonnet 5 (older)0.6¢Claude Sonnet 5 is cheaper per promptLlama 4 Maverick vs DeepSeek V3 →Llama 4 Maverick (retired)0.056¢DeepSeek V3 (retired)0.035¢DeepSeek V3 is cheaper per prompt