AgentStackWatch

Tracker

Managed agent platforms

Hosted runtimes, agent APIs and sandboxes.

ProductPricingVersionStarsDownloads / wk26-week trend
Claude Managed Agents✓Anthropic Model token rates + $0.08 per active session-hour; web search $10/1k —— — —
OpenAI Agents API✓OpenAI No platform fee; tokens + tool/container rates —— — —
Vertex AI Agent Engine✓Google Cloud Agent Compute $0.085/vCPU-hr (50 vCPU-hr/mo free); memory $0.009/GiB-hr (100 GiB-hr free); since 2026-06-17 —— — —
Amazon Bedrock AgentCore✓AWS Runtime microVM V1 $0.0895/vCPU-hr + $0.00945/GB-hr; V2 $0.1276/vCPU-hr + $0.0169/GB-hr; per-second —— — —
Microsoft Foundry Agent Service✓Microsoft No charge for prompt/workflow agents (pay tokens + tools); hosted agents billed per vCPU/GiB-hour —— — —
Relevance AI✓Relevance AI Pro $19/mo annual or $29 monthly (2,500 actions); Team $234/mo annual or $349 monthly; Enterprise custom; free plan retired —— — —
Letta Cloud✓Letta Free (3 agents, BYOK); Pro $20/mo (20 agents); API plan $20/mo + $0.10/active agent/mo + usage; Enterprise custom —— — —
LangSmith Deployment (formerly LangGraph Platform)✓LangChain Plus plan includes 1 free small serverless deployment; extra deployments billed by resources —— — —
CrewAI AMP✓CrewAI Basic free (50 workflow executions/mo); Enterprise custom —— — —
E2B✓E2B Hobby free ($100 one-time credit); Pro $150/mo + usage; Enterprise custom 2.56.014.4k 1.7M
Modal✓Modal Starter $0/mo with $30/mo compute credits; per-second usage after —— — —
Daytona✓Daytona Pay as you go: $0.0504/vCPU-h + $0.0162/GiB-h; $200 free compute 0.190.071.5k — —