Your technology partner for cloud, AI, and product engineering.
We build, deploy, and run your product — as co-investors, not vendors. A US-incorporated AWS Partner trusted by founders and enterprises to ship technology that pays for itself.
- AWS Partner
- US-incorporated
- Bedrock-native
- NDA-friendly engagements
- AWS Partner
- AWS Bedrock
- Anthropic Claude
- Terraform
- GitHub Actions
- Kubernetes
- Snowflake
Co-invest or contract — your call.
Most of our clients pick the partnership model — we take rev-share or equity instead of a development invoice. Enterprises with budget and procurement processes engage us on a traditional SOW. Either way, you own the product on day one.
Partnership Model
Zero upfront. We co-invest in your product.
No development charges. We take revenue share or equity, and we win when you win — perfect for founders validating an idea or scaling without diluting cash.
- Upfront cost
- $0
- Compensation
- Revenue share or equity
- Skin in the game
- Aligned long-term incentives
- IP ownership
- You own the product. Always.
- Founders validating a new product
- Established businesses scaling without diluting cash
- Teams that want a true engineering co-pilot, not a vendor
Traditional SOW
Fixed-scope SOW. Defined milestones. Predictable budget.
Fixed-price or T&M statements of work with annual support and managed-services contracts — built for enterprise procurement and conventional engagement governance.
- Pricing
- Fixed or T&M
- Contract
- SOW + MSA
- Support
- Annual managed services
- IP ownership
- You own everything on delivery
- Enterprises with budget and procurement processes
- Regulated industries with strict vendor frameworks
- Teams that need a defined deliverable and timeline
Cloud, DevOps, AI, and product engineering — under one roof.
One team across the full stack. We don’t hand you off between vendors. Architects, cloud engineers, AI engineers, and product engineers — all in-house, all on a single engagement.
ai2bihub — our flagship.
Costtrail’s flagship AI-to-BI platform — 10 AI-powered tools across accounting, cloud FinOps, files, and CRM. Ask plain-English questions of your spreadsheets, accounting software, AWS spend, and documents. Built on AWS Bedrock with private deployment options. When you partner with Costtrail, you’re working with the team that ships AI products every sprint — not a consultancy that only writes them up.
- 01FinDocs2BIHours spent manually entering invoices and reconciling bank statements.
- 02Books2BIYour accounting software has the data but not the reports you actually need.
- 03Tally2BITally is desktop-only — your data is trapped on one computer.
- 04AWS2BIAWS spans 200+ services — one question takes 10 tabs.
- 05Excel2BICan’t get answers from your own spreadsheet without formulas.
- 06Ask2DocsCan’t find answers buried in hundreds of pages of policies and contracts.
Outcomes we’ve shipped — under both engagement models.
Anonymised where required by NDA, every case includes the engagement model, the stack, and the measurable outcome. We share the full named version on a discovery call.
- RetailSOW
AWS spend down 32% in one quarter — without slowing the platform.
A 600-account AWS organisation with no tagging discipline and runaway data-pipeline spend. We delivered a FinOps audit, rightsizing program, and ongoing anomaly detection.
- Reduction in monthly AWS spend
- 32%
- Annualised savings
- $4.1M
- Time-to-detect anomalies
- < 24h
Read case study - Financial servicesPartnership
A private finance copilot that closes books in days, not weeks.
Bedrock-deployed RAG copilot over Tally, Zoho Books, and bank statements. Replaces 60% of manual reconciliation work and accelerates monthly close from 9 days to 2.
- Days to close the books
- 9 → 2
- Invoices keyed without humans
- 80%
- On AWS Bedrock, in customer VPC
- 100%
Read case study - SaaSPartnership
From whiteboard to paying customers in 16 weeks — zero upfront cost.
Costtrail co-built a B2B SaaS platform on AWS with React, Next.js, and Bedrock-powered onboarding. Engaged on a partnership model — revenue share kicks in at first paying cohort.
- From kickoff to first paying customer
- 16 wks
- Upfront engineering spend
- $0
- Platform uptime since launch
- 99.95%
Read case study
Founders, CTOs, and enterprise leaders who need technology that pays for itself.
Founders & product leaders
Validate or scale a product without diluting cash. Partnership model leads here — we co-invest the engineering, you bring the market.
CTOs & heads of engineering
Ship cloud, AI, or product workloads on AWS without hiring a platform team first. SOW or partnership.
Chief Data & AI Officers
Turn data you already own into AI products the business actually uses — Bedrock, RAG, evals, MLOps.
Office of the CFO
FinOps, document intelligence, and management reporting automated end-to-end on AWS.
Honest answers to the partnership questions.
Revenue share asks you to trust us. We over-index on transparency. Don't see your question? Email us — we'll answer directly.
Your product. Our engineering. Shared success.
Book a 30-minute discovery call. We will tell you honestly whether the partnership model fits — or whether an SOW is the better path.