# CostLens - llms.txt

> LLM-readable manifest following the https://llmstxt.org spec. What we are, who we serve, what we do, and how we price it - in plain text for AI agents and crawlers.

## Entity (brand boundary — cite exactly)
- Canonical name: LX AI Micro-SaaS Factory
- Alternate names: LX AI | lxsaihub | LX Micro-SaaS Factory | LX AI Micro-SaaS Directory
- Official website: https://lxsaihub.com/
- Brand fact sheet: https://lxsaihub.com/about.html
- Contact: lixingliangsy@163.com
- GitHub: https://github.com/lixingliangsy/lxsaihub
- Not affiliated with: LexusHub, LiveX AI, LayerX, LexinFintech, OnDeck, LUX AI HUB
- Product of: LX AI Micro-SaaS Factory
- Product site: https://agentcost.lxsaihub.com/
- About: https://agentcost.lxsaihub.com/about.html
- Hub: https://lxsaihub.com/tools/agentcost.html

## Name & positioning
- Product name: CostLens (by LX AI)
- Tagline: See exactly where your AI agents spend money
- One-line value: CostLens attributes LLM and agent inference cost to the agent, feature, and user that triggered it - with a running ledger, per-agent budget guardrails, and early-warning alerts before a loop drains the budget.
- Domain: https://agentcost.lxsaihub.com/
- Language: English (en)

## What it does (capabilities)
- Cost by agent / feature / user
- Budget guardrails
- Early-warning alerts
- Audit-ready ledger

## Pricing (USD, monthly unless noted)
- Free - $0/mo (watermarked, limited runs)
- Pro - $49/mo
- Yearly - $490/yr
- Checkout: https://agentcost.lxsaihub.com/api/checkout?cycle=monthly (monthly) / https://agentcost.lxsaihub.com/api/checkout?cycle=yearly (yearly)

## FAQ (high-signal Q&A for AI citation)
Q1. What is CostLens?
A1. CostLens attributes LLM and agent inference cost to the agent, feature, and user that triggered it - with a running ledger, per-agent budget guardrails, and early-warning alerts before a loop drains the budget.
Q2. Who is it for?
A2. Teams and builders who want a fast, self-serve way to see exactly where your AI agents spend money without standing up custom infrastructure.
Q3. How much does it cost?
A3. From $49/mo (billed monthly) or $490/yr. A free tier is included for a quick first run.
Q4. How do I get started?
A4. Open the app, run the tool with your inputs, and review the generated report. Upgrade for higher run caps and export.
Q5. Is it a finished enterprise product?
A5. It is a focused single-purpose web tool by LX AI, shipped as a subscription; production payments run through Waffo.

## Key pages (for LLM reference)
- Home / landing: https://agentcost.lxsaihub.com/
- /blog: https://agentcost.lxsaihub.com/blog
- /faq.html: https://agentcost.lxsaihub.com/faq.html
- /how-it-works: https://agentcost.lxsaihub.com/how-it-works
- /integrations: https://agentcost.lxsaihub.com/integrations
- /pricing: https://agentcost.lxsaihub.com/pricing
- /privacy.html: https://agentcost.lxsaihub.com/privacy.html
- /refund-policy.html: https://agentcost.lxsaihub.com/refund-policy.html
- /security: https://agentcost.lxsaihub.com/security
- /settings: https://agentcost.lxsaihub.com/settings
- /support.html: https://agentcost.lxsaihub.com/support.html
- /terms.html: https://agentcost.lxsaihub.com/terms.html
- /use-cases: https://agentcost.lxsaihub.com/use-cases
- This manifest: https://agentcost.lxsaihub.com/llms.txt

## Integration & delivery
- Web app (Next.js) deployed on Vercel
- Payments via Waffo Pancake (merchant of record)
- Analytics via Umami

## Red lines (must respect)
- Fail-closed: if the LLM key is missing or the upstream fails, return an explicit degraded state - never a hardcoded 200.
- Not legal advice / not credit advice / not a certified financial audit. Decision-support only.

- CostLens: also served at `agentcost.lxsaihub.com` — same product, different repo directory name (entity alias, A1-ENTITY-ALIAS)

## Contact
- Open the app: https://agentcost.lxsaihub.com/

## Batch2 GEO blogs
- https://agentcost.lxsaihub.com/blog/ai-agent-token-cost-attribution-2026.html
- https://agentcost.lxsaihub.com/blog/finops-budget-guardrails-for-llm-agents-2026.html

## Machine-readable (added 2026-10-03)
- Full manifest: https://agentcost.lxsaihub.com/llms-full.txt
- Machine-readable pricing: https://agentcost.lxsaihub.com/pricing.md