Cost per message
Clear and transparent cost per message for all supported AI models on Billy.Chat. Compare prices and choose the best option for your agency and clients.
| Model | Price per Message |
|---|---|
| GPT‑4o‑mini | $0.003 |
| GPT‑4o (2024‑08‑06) | $0.022 |
| GPT‑4o (2024‑11‑20) | $0.022 |
| GPT‑4.1 (2025‑04‑14) | $0.022 |
| GPT‑4.1‑mini (2025‑04‑14) | $0.012 |
| GPT‑4.1‑nano (2025‑04‑14) | $0.002 |
| CLAUDE‑3.5‑Haiku | $0.022 |
| CLAUDE‑3.7‑Sonnet | $0.042 |
| GROK‑2‑1212 | $0.032 |