strands-agents/harness-sdk

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.

AI agentsPython#agentic#agentic-ai#agents#ai#autonomous-agents

2.6 Steady Magnitude out of 10. Star growth looks organic. Data as of September 18, 2026.

Open on Seismograph Open on GitHub

About the project

Open-source Python and TypeScript SDK for building and running AI agents: agent loop, tools, MCP, memory, multi-agent patterns and tracing in one package. Runs in your process with no hosted control plane and supports multiple model providers.

Useful for

Build an agent with a calculator and other tools in Python or TypeScript
Connect an MCP server and call its tools from the agent
Cap the agent loop with turn and token limits and enable tracing

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

12 stars so far today, about 15 expected by the end of the day.
Over the last two days the pace is 2.8× that of the previous week and a half.
The spike has held for 2 days in a row — not a one-off blip.
About 5 forks a day — people are taking the code.

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 7,355
Stars in a day: 15
Forks: 1,155
Issues and pull requests: 4,177
Watchers: 50
Language: Python
License: Apache-2.0
Latest release: python/v1.56.0 · September 15, 2026
Created: May 14, 2025
Last push: September 18, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 18, 2026GitHub Trending Python today: #8, +41 stars
September 17, 2026GitHub Trending Python today: #8, +46 stars

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/strands-agents/harness-sdk.svg?lang=en)](https://gitnova.dev/en/r/strands-agents/harness-sdk)

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