600 words
3 minutes

The Next Wave of AI SaaS: Agents-as-a-Service, Vertical Models, and Multimodal Interfaces

Why this next wave matters#

Point: The first wave of AI apps focused on content generation; the next wave will restructure workflows and decision chains end‑to‑end.

Evidence: Teams get outsized ROI not from a single chat UI, but from autonomous steps that gather data, reason, act, and verify across tools.

Analysis: Treat the product as a digital coworker anchored to jobs‑to‑be‑done, not a text box. The value is closed‑loop outcomes.

Link: We’ll explore agents‑as‑a‑service, vertical models with proprietary data, and multimodal UX that makes software disappear.

Agents‑as‑a‑Service (AaaS): from chat to task completion#

  • Go beyond a chat interface. Design agents that own a job’s critical path with clear inputs, tools, and acceptance criteria.
  • Example 1: Export‑to‑market agent for SMEs
    • Input: target country, budget, SKU sheet
    • Pipeline: market scan → storefront/SEO → ads setup/optimization → email/customer replies → orders/logistics
    • Output: live storefront, CAC/ROAS dashboard, weekly improvements
  • Example 2: Investment research agent
    • Pipeline: ingest filings/reports/news → synthesize bull/bear theses → structured risk register → source‑linked report
    • Guardrails: citation coverage, hallucination tests, red‑team prompts
  • Design choices that matter: tool permissions, retries/timeouts, evaluation hooks, cost/latency budgets, and “stop and ask human” moments.

Vertical models + proprietary data: the real moat#

  • Don’t compete on generic UI—compete on hard‑to‑get signals.
  • Example: Crop disease diagnosis
    • Inputs: leaf images + local climate/soil metadata
    • Output: disease classification + treatment recipe with dosage
    • Moat: expert‑verified cases and agronomy rules fused into the model
  • Example: Luxury goods authentication
    • Inputs: macro photos + provenance metadata
    • Moat: rare positive/negative examples and expert feedback
  • Data strategy: capture “accept/edit/reject” as gold labels; build narrow RAG indexes; schedule small, frequent fine‑tunes.
  • Evaluation: scenario suites with accuracy/latency/cost; run pre‑merge and nightly.

Multimodal UX: software that feels natural#

  • Replace dense UIs with voice, touch/gesture, and AR overlays where appropriate.
  • Industrial maintenance with AR
    • See machine status and repair history in‑view; ask “show last month’s vibration anomalies”; receive guided procedures.
  • Architectural design workspace
    • Manipulate 3D models by gesture; say “brick walls, +20% windows; recompute load.”
  • Principles: fast feedback loops (<250 ms interactions), graceful degradation to 2D UI, and clear visibility of model confidence.

Pricing for uncertainty (and how to earn trust)#

  • Value‑based anchors: time saved, error reduction, revenue lift—not raw tokens.
  • Two levers that work:
    • Outcome‑linked pricing (rev‑share, qualified leads, SLAs)
    • Certainty tiers: AI‑only (cheap, review needed) vs. AI + human QA (premium, quality guaranteed)
  • Publish status and SLAs; show real‑time reliability to reduce perceived risk.

Build the data flywheel#

  • Usage → labeled signals → targeted fine‑tunes → better outcomes → more usage.
  • Productize the loop: every accept/edit is a supervised signal; design prompts/UIs to gather them intentionally.

From workflow to product (turn your “AI army” into SaaS)#

  • Start with one high‑value workflow you already run well (e.g., content ops, claims triage, vendor sourcing).
  • Generalize steps into primitives (ingest → normalize → plan → act → verify → log).
  • Wrap with APIs and “agent runs” UI; add eval dashboards and cost guards.

Risks and pragmatic safeguards#

  • API dependency: multi‑vendor routing, health checks, and instant failover; keep a light self‑hosted model path for continuity.
  • Embrace small models: distilled, quantized, and specialized models often win on speed, cost, control.
  • Compliance by design: PII minimization, audit logs, regional data boundaries, and content safety filters.

30‑60‑90 day plan#

  • 30 days: define one agent’s job spec; ship a vertical slice with evals (quality/latency/cost); run 3 paid pilots.
  • 60 days: add model routing, caching, and certainty tiers; wire outcome metrics to pricing; publish status page.
  • 90 days: incorporate feedback data into fine‑tunes; expand to a second adjacent job; review per‑tenant gross margin.

Internal reading (on this site)#

  • Prompting fundamentals — formats and reliability /posts/prompt/prompt-engineering-universal-formula-core-principles
  • Advanced prompting — few‑shot, CoT, self‑critique /posts/prompt/advanced-prompt-techniques-few-shot-cot-self-critique
  • DeepSeek and open strategy — implications for builders /posts/company/deepseek-ai-revolution-open-source-challenge-openai
  • R1 and reinforcement learning for reasoning /posts/company/deepseek-r1-nature-cover-reinforcement-learning-reasoning
  • Transformer revolution — backgrounder /posts/ai-chronicle/transformer-revolution