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Why it ranks #269

Runtime, an Agent and workflow builder platform from YC Sp26, ranks #269 of 999 AI agents and #10 of 33 in Agent and workflow builder platform, with a score of 3.3 of 10. Data as of .

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

  1. Proof

    Do customers use it? 30% of the score

    0

    No public claims of customers or revenue yet.

    Not found: revenue or growth (+4), named customers (+3), a customer result (+2), a customer count (+2), work done at scale (+2)

  2. Scale

    Is there a real company behind it? 30% of the score

    3

    7 people.

    • +3
      7 people on its YC page5 to 9 people

    Not found: funding round in its news (+3)

  3. Momentum

    Is it shipping and growing now? 25% of the score

    6

    Shows a recent launch, hiring and a new batch.

    • +3
      Launched in the last 6 monthsRuntime - Let your whole team ship safely with coding agentsLaunch YC post · 13 Apr 2026
    • +2
      Hiring: 1 open roleFounding EngineerYC page
    • +1
      New: YC Spring 2026

    Not found: new traction claim in the last 6 months (+2), funding news in the last year (+2)

  4. Autonomy

    How much of the job does it do on its own? 15% of the score

    6

    Supervised agent: takes actions in other systems; a person approves key steps.

    • +6
      Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
    What the model read
    • Acts in other systems: 86% likely
    • Finishes whole tasks: 41% likely
    • Calls itself an agent: 98% likely

    Level 2: Takes actions in other systems; a person approves key steps.

About Runtime

Runtime helps fast-growing fintechs build and run AI agents for mission-critical payment and risk operations. Teams turn their procedures into specialized agents that work across their systems, with scoped access, human approvals, and a full audit trail.

Founders

Launches and news

  1. Launch YC13 Apr 2026Runtime - Let your whole team ship safely with coding agentsGuardrails and observability for all your coding agents.

Alternatives in Agent and workflow builder platform

The top Agent and workflow builder platform agents by score, with Runtime in its place.

  1. 1Glean AgentsAgent and workflow builder platformby GleanGlean’s agentic engine lets agents reason through tasks, plan next steps, and take action using enterprise context.Proof2Scale10Momentum6Autonomy8Score6.3
  2. 2HappyRobotAgent and workflow builder platformS23Intelligence that runs your operations.Proof0Scale9Momentum3Autonomy8Score4.6
  3. 3SkyvernAgent and workflow builder platformS23Open Source AI Agent to automate browser workflows via an APIProof0Scale4Momentum7Autonomy8Score4.2
  4. 4GumloopAgent and workflow builder platformW24The multiplayer AI agent builder. Let anyone build, IT controls accessProof0Scale8Momentum2Autonomy8Score4.1
  5. 5DataleapAgent and workflow builder platformS24AI Employees for the EnterpriseProof3Scale3Momentum3Autonomy8Score3.8
  6. 10RuntimeAgent and workflow builder platformSp26The AI agent harness for payment teamsProof0Scale3Momentum6Autonomy6Score3.3

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