2nd November 2024
Tool
Token Counter
— Count tokens in your Claude API requests using this web-based token counter tool. Enter a system prompt and user message, optionally attach images or PDF documents, and receive detailed token usage information for billing and optimization purposes. The tool securely stores your API key locally and communicates directly with the Anthropic API to provide accurate token counts for your exact message content.
Recent articles
- Adding TILs, releases, museums, tools and research to my blog - 20th February 2026
- Two new Showboat tools: Chartroom and datasette-showboat - 17th February 2026
- Deep Blue - 15th February 2026