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Bret Taylor of Sierra on AI agents, outcome-based pricing, and the OpenAI board

Cheeky Pint · Stripe — Bret Taylor · March 10, 2026 · Original

Most important take away

The atomic unit of AI productivity is a process, not a person. Companies that reorganize around end-to-end business processes rather than departments will capture far more value from AI. Most organizations are currently stuck giving employees co-pilots department by department, when the real gains come from narrowing a specific cross-functional workflow (like supplier onboarding) and automating it end to end with AI agents.

Chapter Summaries

OpenClaw and the State of Consumer AI Agents Taylor and the host discuss OpenClaw, a scrappy open-source AI agent that uses markdown files for memory over WhatsApp. Taylor argues this janky approach actually works well because code repos and file systems provide efficient context and random access memory for agents, and that mimicking a codebase may be the best near-term general-purpose agent harness.

The Future of Software Engineering and Harness Engineering Taylor describes his emotional struggle letting go of hand-written code. He predicts the future IDE will look very different, with engineers focused on documentation, product intent, and PRDs rather than code itself. He sees “harness engineering” (writing skills, documentation, and agent instructions) as an emerging discipline that matters more than the code artifacts.

Agent Harnesses vs. APIs and MCP Taylor is growing skeptical of MCP as the long-term standard. He argues agents need far more context than MCP provides. Instead, the future “web application” will include an agent harness: not just API endpoints, but the full instruction manual for getting value from a product. He shares that Sierra already has AI agents calling other AI agents over the plain telephone network in English, bypassing fancy protocols entirely.

Sierra’s Business and Growth Sierra helps companies build AI agents for customer experience across chat, phone, WhatsApp, and more. The company reached $100M ARR in 7 quarters, $150M in 8, and is around $165M now. Clients include Cigna, SoFi (whose NPS rose 33 points), SiriusXM, Sonos, Rocket Mortgage, and others. Most clients start with one channel and expand to all.

AI as Competitive Imperative, Not Just Advantage Taylor draws the ATM/bank branch analogy: ATMs did not reduce branches because banks reinvested the savings. When every competitor has access to the same AI, it becomes an imperative, not an advantage. The real strategic question is what second-order effects emerge when an entire industry adopts AI simultaneously. Early movers can shuffle market share during the disruption window.

Outcome-Based Pricing Sierra charges per resolved case (no human intervention needed), not per token or per seat. For sales agents, it is a commission. Taylor draws a sharp distinction between outcome-based and usage-based pricing: token consumption does not correlate with business value. This model aligns incentives, forces Sierra to help clients succeed in implementation, and is disruptive to legacy software vendors built on seat-based annuities.

SaaS Valuations and the Threat to Systems of Record Public markets have marked down SaaS companies 28-30% recently. Taylor sees this as rational uncertainty, not an indictment of individual companies. His key insight: AI agents are a “system of record of a process” and may shift value away from traditional systems of record (CRMs, ERPs) toward the agents that actually perform the labor. The closer a system of record is to a pure database (like a general ledger), the more durable it is; the closer it is to a system of engagement, the more vulnerable.

Applied AI Market and Why Sierra Is Not Short-Lived Taylor is extremely bullish on applied AI. He argues that if model development paused today, trillions of dollars of economic value would still need to be realized, and the lack of mature applied AI companies is one of the biggest impediments to adoption. Enterprise buyers want solutions to their specific problems sold by companies that understand their department and workflows, not raw model access.

AI Productivity: Process, Not Person Taylor argues companies should stop thinking about AI replacing people and start thinking about AI optimizing processes. He uses supplier onboarding (17 days to 17 hours) as an example. Narrowing the domain makes AI problems solvable with engineering rather than science. Most companies are not organized to capture these gains because no one owns cross-functional processes.

The Rise of the Product Engineer / Hyper-Generalist Taylor predicts that high-agency generalists who deeply understand customers will become the most valuable people in tech companies. With AI coding tools, taste, customer empathy, and infrastructure intuition matter more than raw coding skill. Organizations will flatten as empowered individuals can produce far more. He and the host agree these people have always existed but were previously sidelined; AI gives them an exoskeleton.

Twitter Board, OpenAI Board, and Career Reflections Taylor reflects on the Twitter/Elon acquisition (he did not enjoy the public spotlight and prefers building), and his role mediating the OpenAI board crisis. He highlights the unique experience of having a fiduciary duty to mission rather than shareholders, and the challenge of building a board from near-scratch. His 2026 predictions: a mainstream AI scientific breakthrough, widespread agent adoption by businesses and consumers, and most Silicon Valley companies writing no code by hand.

Summary

Actionable Insights

  • Reorganize around processes, not departments. Pick a specific cross-functional workflow (supplier onboarding, commercial contracting, customer returns), assign a single owner with KPIs, and apply AI to compress the timeline by 10x. This is where the real productivity gains are hiding.
  • Build agent harnesses, not just APIs. If you run a platform or SaaS product, start thinking about what the “instruction manual” for an AI agent using your product would look like. This will become a competitive differentiator and possibly a primary interface for your customers.
  • Adopt outcome-based pricing where possible. Charging for resolved cases or business outcomes rather than tokens or seats aligns incentives, forces you to care about client success, and is disruptive to incumbents locked into seat-based models.
  • Invest in becoming a hyper-generalist. The most valuable person in tech is now someone with taste, customer empathy, and enough technical fluency to direct AI agents effectively. Pure coding skill is being commoditized; the combination of caring deeply about customers plus the ability to ship is what compounds.
  • Stop being precious about code. Taylor, a lifelong engineer, is forcing himself to detach emotionally from code as an artifact. The future software engineer cares about correctness and outcomes, not the elegance of the code an AI produced.
  • Think of AI adoption as a competitive imperative, not an advantage. If your competitors all have access to the same technology, the question is not whether to adopt but what you will do with the freed-up capacity. The window for market share disruption is now.
  • Narrow the domain to make AI work. General-purpose “AI for legal” is a science problem. “AI for supply chain vendor contracts under $X with these 10 standard terms” is an engineering problem that is solvable today.

Company-Specific Information

  • Sierra: $165M ARR, outcome-based pricing, uses a “constellation of models” with supervisor agents that inspect reasoning to prevent hallucination and enforce guardrails. Clients include Cigna, SoFi (+33 NPS), SiriusXM, Sonos, Rocket Mortgage, R1 (revenue cycle management), VW.1 Bank. They have AI agents making and receiving phone calls in healthcare (payer-to-provider) using English over PSTN. Best Cantonese voice support on the market.
  • Rocket Mortgage: Acquired Redfin and Mr. Cooper. Using Sierra to build AI agents across the full homeownership journey: home search (Redfin), mortgage origination (rocket.com), and mortgage servicing. Taylor cites them as the most impressive example of AI-native transformation.
  • OpenAI: Taylor chairs the board. The not-for-profit structure means fiduciary duty to mission (“ensure AGI benefits humanity”), not shareholders. The board was rebuilt nearly from scratch after the 2023 crisis.
  • Stripe: Has outcome-based (transactional) pricing and finds strong alignment with customers as a result. Building SSH-like ergonomic access to Stripe accounts for the agentic era. Looking at agent harnesses as a future product surface.
  • SaaS sector broadly: Down 28-30% in public markets. Taylor sees this as rational uncertainty about whether recurring revenue annuities will persist, not an indictment of individual companies. The key risk is whether AI agents as “systems of record for processes” will displace traditional systems of record as the gravitational center of enterprise workflows.