versalist
ResearchChallengesAI ToolsPricingFor Teams
Sign inRequest a demo
versalist

Agent evaluation environments for engineering teams. Design rewards, run agents, and turn outcomes into signal.

Resources

  • Request a demo
  • Docs
  • Research
  • Blog
  • How it works
  • FAQ
  • Environments
  • Legal

Company

  • About us
  • Pricing
  • For Teams
  • Book a session
  • Join as Partner
  • Terms of Service
  • Privacy Policy

Guides

  • All guides
  • Prompt engineering
  • Prompt guide
  • Model Context Protocol
  • Evaluation
  • AI-empowered future

Stay updated

Get platform updates, challenge launches, and practical notes on agent evaluation.

© 2026 Social Protocol Labs LLC. All rights reserved.
Build the full agent training loop.
AI Tools Directory

Discover the tools behind real AI build, eval, and deployment workflows.

Browse by role in the stack, not just by vendor. Compare fit here, then open a tool detail page when it earns deeper inspection.

Open My AI StackBrowse Agent Capabilities

Stack layer

Narrow the directory by what the tool does in the workflow.

All Tools467Models886Environment6Action Space411Observation19Reward / Eval10Policy Serving35Training Infra5Safety / Guardrails7Orchestration16

Browse tools

6 results in the directory

Suggest a tool
AI Engineering Tooling · Developer ToolsStackBlitzFreemium

Bolt.new

Browser-based AI full-stack app builder.

4 related challengesInspect tool
SandboxDaytonaOpen source

Daytona

Development environments for agents.

4 related challengesInspect tool
Agent Systems · Agent Execution EnvironmentsE2B DevFreemium

E2B

Cloud sandboxes for AI agents.

5 related challengesInspect tool
INFERENCEModalCommercial

Modal

Serverless cloud for AI workloads.

9 related challengesInspect tool
Agent FrameworkAll Hands AIOpen source

OpenHands

Open-source software development agent.

6 related challengesInspect tool
AI Engineering Tooling · Developer ToolsReplitFreemium

Replit Agent

AI software builder inside Replit.

FreemiumInspect tool