Strands Agents

sdk-framework

Properties

vendor: AWS
url: https://docs.aws.amazon.com/prescriptive-guidance/latest/agentic-ai-frameworks/strands-agents.html
whatItIs: Open-source Python/TypeScript SDK for multi-agent systems with model-first design, Swarm/Graph/Workflow coordination patterns, and multimodal support.
hosting: both
pricingModel: open-source + Bedrock inference
sandboxRuntime: Strands Shell
modelProviders: multi-model (Bedrock + OpenAI + Anthropic)
stateModel: in-process + context management
toolModel: function-calling + MCP
includesBrowser: false
includesMemory: true
longRunning: caller-managed
hitlSupport: true
observability: CloudWatch + OTEL
maturity: ga
launched: 2025-Q2
notes: 14M downloads by 2026; multi-agent patterns (Swarm / Graph / Workflow), multimodal capabilities (text/speech/image). Pairs naturally with Bedrock AgentCore for hosting.

sdk-framework

vendor: AWS
url: https://docs.aws.amazon.com/prescriptive-guidance/latest/agentic-ai-frameworks/strands-agents.html
whatItIs: Open-source Python/TypeScript SDK for multi-agent systems with model-first design, Swarm/Graph/Workflow coordination patterns, and multimodal support.
hosting: both
pricingModel: open-source + Bedrock inference
sandboxRuntime: Strands Shell
modelProviders: multi-model (Bedrock + OpenAI + Anthropic)
stateModel: in-process + context management
toolModel: function-calling + MCP
includesBrowser: false
includesMemory: true
longRunning: caller-managed
hitlSupport: true
observability: CloudWatch + OTEL
maturity: ga
launched: 2025-Q2
notes: 14M downloads by 2026; multi-agent patterns (Swarm / Graph / Workflow), multimodal capabilities (text/speech/image). Pairs naturally with Bedrock AgentCore for hosting.