Pi Agent Core vs Strands Agents
Pi Agent Core and Strands Agents are both agent frameworks for TypeScript. Pi Agent Core is published by Earendil and Strands Agents by AWS. On GitHub, Pi Agent Core has 117,586 stars and Strands Agents has 8,941. Both were last active in Oct 2026. The table lines up where they differ (publisher, license, GitHub stars and weekly downloads) and has the install commands for both. Everything here comes from the listings' public sources and is refreshed daily. Pi Agent Core describes itself as: Minimal TypeScript agent harness with an agent runtime, multi-provider LLM API, terminal UI and coding agent CLI that users extend themselves. Strands Agents: Open-source Python and TypeScript SDK for model-driven agents, with tools, MCP, multi-agent patterns and streaming. Licenses: Pi Agent Core MIT, Strands Agents Apache-2.0.
Updated Oct 26, 2026 · Built from catalog data; how we rank and grade
Pi Agent Core
Earendil
Minimal TypeScript agent harness with an agent runtime, multi-provider LLM API, terminal UI and coding agent CLI that users extend themselves.
Strands Agents
AWS
Open-source Python and TypeScript SDK for model-driven agents, with tools, MCP, multi-agent patterns and streaming.
Who should pick which
- Pick Pi Agent Core if you want a stable release (Strands Agents is marked beta).
- Pick Strands Agents if you work in Python.
- Pick Strands Agents if you want MCP support built in.
- Pick Strands Agents if you need several agents working together.
- Pi Agent Core has the larger community: 117,586 GitHub stars against 8,941.
From listing data only. We don't pick a winner on security beyond the grades; read how grades work.
Side by side
| Fact | Pi Agent Core | Strands Agents |
|---|---|---|
| Type | Harness | Harness |
| Publisher | Earendil | AWS |
| License | MIT | Apache-2.0 |
| Pricing | Not stated | Not stated |
| Runs | Not stated | Not stated |
| Auth | Not stated | Not stated |
| Hosts supported | Not stated | Not stated |
| Tools | Not listed yet | Not listed yet |
| Security grade | –Security: not graded yet | –Security: not graded yet |
| Freshness grade | AFreshness: A | AFreshness: A |
| GitHub stars | 117,586 | 8,941 |
| Weekly downloads | 5,107,393 | 8,886,357 |
| Last release | Oct 21, 2026 | Oct 22, 2026 |
| Last activity | Oct 24, 2026 | Oct 24, 2026 |
Facts from each listing's public sources, checked daily. Tool lists arrive with tool scans.
Install
Pi Agent Core
npm install @earendil-works/pi-agent-core
Strands Agents
pip install strands-agents
Also consider
- 0.841score
GitHub Copilot SDK
GitHub
Multi-language SDKs for embedding the GitHub Copilot agent runtime, with planning, tool calls and file edits, in your apps.
HarnessAFreshness: A★ 10.6K↓ 1.2M/wk - 0.831score
CopilotKit
CopilotKit
Open-source SDK that connects AI agents to app front ends with chat UI, generative UI, shared state and human approvals; creator of the AG-UI protocol.
HarnessAFreshness: A★ 38.2K↓ 286.2K/wk - 0.799score
Genkit
Google
Open-source Firebase framework for AI features and agent workflows in JavaScript, Go, Python and Dart, with model plugins.
HarnessAFreshness: A★ 6.5K↓ 95.8K/wk
Questions
- Is Pi Agent Core or Strands Agents more popular?
- Pi Agent Core has more GitHub stars (117,586 against 8,941). Stars measure attention, not quality, so check freshness and docs too.
- Are Pi Agent Core and Strands Agents open source?
- Yes: Pi Agent Core is MIT and Strands Agents is Apache-2.0.
Related
- AlternativesAlternatives to Pi Agent Core
- AlternativesAlternatives to Strands Agents
- Best ofBest agent frameworks for TypeScript
- Best ofBest agent frameworks for Python
- ComparisonGitHub Copilot SDK vs Pi Agent Core
- ComparisonCopilotKit vs Pi Agent Core
- ComparisonLlamaIndex vs Strands Agents
- ComparisonLangChain vs Strands Agents
Cite this page
Pi Agent Core vs Strands Agents. Agent Mart. https://agentmart.dev/compare/pi-agent-core-vs-strands-agents (last updated 2026-10-26)