prompt-token-counter
v0.1.0crates.io· RustApproximate token counts for LLM messages, system prompts, and tools. Zero-config chars/4 heuristic, BYO tokenizer, content-block aware (text/image/tool_use/tool_result/document). One serde_json dep.
The verdict
Maintained. Niche but maintained, actively maintained.
Live from the crates.io registry · derived rules, not AI
How it scores
MaintenanceHealthy
PopularityNiche
SecurityClean
LicensePermissive
DepsZero deps
Maintenance
Last published this month.
Popularity
1 downloads / week
Security
No known advisories for this version (OSV).
License
Apache-2.0 OR MIT
Dependencies
No runtime dependencies
Recent releases
- 0.1.0this month