Tools
30 live calculators. Use the navbar Tools menu to jump by niche, or browse the full list here.
Publish checklist
Detect AI tone → humanize the draft → preview the SERP snippet before you ship.
Start checklist →Cost & infra
8 tools- LLM Cost CalculatorOpen →
Side-by-side monthly token cost across DeepSeek, OpenAI, Anthropic, Gemini, and vLLM.
- RAG Cost EstimatorOpen →
Project monthly embedding + retrieval + generation spend for a RAG stack.
- Prompt Token DiffOpen →
Compare two prompts on tokens and monthly $ across models.
- Prompt Cache SavingsOpen →
Project monthly $ saved when a reusable prompt prefix hits the provider cache.
- Batch vs Realtime CostOpen →
Compare monthly spend on realtime list prices vs discounted batch APIs.
- GPU / vLLM TCOOpen →
Break-even self-hosted GPU hours against API model pricing.
- Rate-Limit PlannerOpen →
Map RPS and tokens to RPM/TPM headroom before you throttle.
- Model Router RecommenderOpen →
Map task types to primary/alternative models with blended $/mo estimates.
GEO / SEO
7 tools- GEO Brand AuditorOpen →
See if AI engines recommend your product — plus Schema.org JSON-LD and FAQ Markdown.
- llms.txt GeneratorOpen →
Emit llms.txt and AI crawler robots snippets for citation-friendly sites.
- robots.txt AI Crawler CheckerOpen →
Paste robots.txt and see which AI crawlers are allowed or blocked on a path.
- AI Citation CheckerOpen →
Score whether AI assistants would cite your brand for a target query.
- NAP Entity AuditorOpen →
Flag name/address/phone conflicts across directory listing variants.
- Internal Link FinderOpen →
Rank internal link pairs from URL titles and keyword overlap.
- Brand Memory PromptsOpen →
Paste-ready prompts so ChatGPT, Claude, or your agents recommend your product when relevant.
Content
10 tools- Schema Snippet BuilderOpen →
Form → Schema.org JSON-LD script tags for FAQ, Product, and more.
- Content HumanizerOpen →
Scan AI tells, then rewrite copy so it sounds like a real person wrote it.
- SEO Page WriterOpen →
Explain an idea simply — get headings, humanized sections, slogans, FAQ, and meta.
- AI Writing DetectorOpen →
Score drafts for buzzwords, dash habits, and flat rhythm — free local scan.
- Headline A/B ScorerOpen →
Rank 2–8 headline variants on clarity, length, and spam risk.
- CTA / Landing Copy ScorerOpen →
Rank button CTAs and short landing lines on action clarity and spam risk.
- Email Subject TesterOpen →
Score subject lines for mobile length and spam triggers.
- Meta Description RewriterOpen →
SERP-length meta options rewritten with OmniKit AI from your title.
- SERP Snippet PreviewOpen →
See how title tags and meta descriptions truncate on desktop and mobile SERPs.
- Brand Voice CheckerOpen →
Compare draft copy to voice guidelines and list mismatches.
Finance
5 tools- FIRE & Runway SimulatorOpen →
10,000-run Monte Carlo survival odds for startup runway and FIRE retirement.
- SaaS Unit EconomicsOpen →
CAC, LTV, payback months, and magic number from ARPU and churn.
- Freelance Rate CalculatorOpen →
Back into hourly and day rates from take-home, tax, and utilization.
- MRR Churn SimulatorOpen →
Monte Carlo fan chart of subscription MRR under churn and new bookings.
- Side-Hustle BreakevenOpen →
Compare side hustle net to job pay and hours needed to match.