claude-2.1
anthropic · first recorded 2023-11-21 · last change 2025-07-25 · all anthropic models · open in Explorer
$8
input / MTok (current)
$24
output / MTok (current)
Price history
| Date | Field | From | To | Source |
|---|---|---|---|---|
| 2023-11-21 | Input / MTok | first listing | $11.02 | 07bca4dcb1 |
| 2023-11-21 | Output / MTok | first listing | $32.68 | 07bca4dcb1 |
| 2023-11-22 | Input / MTok | $11.02 | $8 | 3e76d4b422 |
| 2023-11-22 | Output / MTok | $32.68 | $24 | 3e76d4b422 |
| 2025-07-25 | Input / MTok | first listing | $8 | da6eac4aac |
| 2025-07-25 | Output / MTok | first listing | $24 | da6eac4aac |
Spec changes
| Date | Field | From | To | Source |
|---|---|---|---|---|
| 2023-11-21 | Max output tokens | — | 8,191 | 07bca4dcb1 |
| 2024-03-23 | Max input tokens | — | 200,000 | eb3ca85d7e |
| 2025-07-22 | model_removed | — | — | 37c626a9a0 |
| 2025-07-25 | Max output tokens | — | 8,191 | da6eac4aac |
| 2025-07-25 | Max input tokens | — | 200,000 | da6eac4aac |
| 2025-07-25 | model_removed | — | — | b4da29c83e |