Tokensift, an open-sourced token-efficiency linter for LLM prompts
Details
- External ID
- 49487500
- Source
- HN
- Company
- —
- Product
- Tokensift, an open-sourced token-efficiency linter for LLM prompts
- Website domain
- github.com
- Launched
- Aug. 29, 2026
- Cohort
- —
- Upvotes
- 6
- Upvotes percentile
- 0.3125
- Tags
- —
- Fetched at
- Sept. 10, 2026, 5:31 a.m.
- Updated at
- Sept. 10, 2026, 5:31 a.m.
Enrichment
- Theme
- native desktop apps and utilities
- Vertical
- Horizontal
- Function
- Dev tools
- Audience
- Developer
- AI stance
- AI feature
- Project type
- Hobby / open-source project
- Normalized one-liner
- token efficiency linter for llm prompts
- Manually corrected
- False
Could you build this?
Yes A prompt linter can be built as a standard CLI or package using tiktoken or regex heuristics to identify bloated phrasing, whitespace, and token overhead.
Discussion
3 comments analyzed.
Competitors mentioned: Prompt optimization tools, Token counting libraries
Concerns raised: Doesn't handle multimodal (image/audio/video) token usage, No Gemini support yet, Only analyzes textual portions of multimodal prompts
Feature requests: Add multimodal token calculation (images, audio, video), Add Gemini model support
Competitors
Other products that read as similar to this one — 1237 launches clear the similarity bar, closest 8 shown.
Attention rank: #818 of 1238 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 304 days after the earliest competitor.
- CTON: JSON-compatible, token-efficient text format for LLM prompts · hn · 2025-11-20 · 13 upvotes · similarity 0.82
- KillSwitch · hn · 2026-09-19 · 10 upvotes · similarity 0.66
- rizzo-flow · github · 2026-09-21 · 455 upvotes · similarity 0.66
- PrePrompt · hn · 2026-04-28 · 23 upvotes · similarity 0.65
- TokenPath · hn · 2026-07-21 · 5 upvotes · similarity 0.64
- Reducing LLM input tokens by 70% · hn · 2026-05-12 · 56 upvotes · similarity 0.63
- LLM Wiki · hn · 2026-04-06 · 6 upvotes · similarity 0.62
- ReasonGate- An explainable gate that blocks LLM prompt injection · hn · 2026-07-16 · 7 upvotes · similarity 0.62
Other launches for this product
- No other launches for this product.
Same idea, different domain
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