Compare subscription tiers vs enterprise API pricing. See where Anthropic makes — or loses — money.
*Est. Compute Cost ≈ 80% of API price (implying ~20% API gross margin). Actual costs vary with caching, batching, and GPU utilization.
Each turn, the model re-reads the entire conversation. Turn 1 sends ~200 tokens. Turn 10 sends ~6,500 tokens.
Exact calculation for your usage pattern:
*Compute cost estimated from industry research. Actual margin varies with caching, GPU utilization, and overhead costs (infra, safety, ops).
| Model | Sonnet 4.5 |
| Input token rate | $3.00 / 1M tokens |
| Output token rate | $15.00 / 1M tokens |
| Your discount | 20% |
| Input tokens / month | 150,000,000 |
| Output tokens / month | 22,500,000 |
| Input cost | $360 |
| Output cost | $270 |
| Total monthly API cost | $630 |
| Cost per seat | $12.60 |
| Cost per message | $0.014 |
| Cost per conversation | $0.14 |
Note: Consumer subscriptions have usage limits. Enterprise API has no limits but charges per token. Subscriptions also include app access; API is programmatic only.