LLM Comparison
Kimi K2.5 vs GPT-5.4 Mini
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
K Kimi K2.5 |  GPT-5.4 Mini | |
|---|---|---|
| Organization | Moonshot AI |  OpenAI |
| OpenTools Score | ||
| Family | Kimi | GPT |
| Status | Current | Current |
| Release Date | Jan 2026 | Mar 2026 |
| Context Window | 262K tokens | 400K tokens |
| Input Price | $0.38/M tokens | $0.75/M tokens |
| Output Price | $1.72/M tokens | $4.50/M tokens |
| Pricing Notes | Cache read: $0.1913/M tokens | Cache read: $0.0750/M tokens |
| Capabilities | textvisioncode | textvisioncode |
| Max Output | 66K tokens | 128K tokens |
| API Identifier | moonshotai/kimi-k2.5 | openai/gpt-5.4-mini |
| View Kimi K2.5 | View GPT-5.4 Mini |
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Kimi K2.5Cheapest | $0.38 | $0.86 | $1.24 | — |
| GPT-5.4 Mini | $0.75 | $2.25 | $3.00 | +141% |
Moonshot AI
Kimi K2.5
Kimi K2.5 is a multimodal llm from Moonshot AI. Supports up to 262,144 token context window. Available from $0.38/M input tokens.
OpenAI
GPT-5.4 Mini
GPT-5.4 Mini is a multimodal llm from OpenAI. Supports up to 400,000 token context window. Available from $0.75/M input tokens.
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