Registry › Compare › OpenAI Agents SDK (JS) vs Strands Agents

OpenAI Agents SDK (JS) vs Strands Agents

Both are Grade A and 2.5 points apart, so choose on what you weigh most. OpenAI Agents SDK (JS) leads on supply-chain integrity and transparency; Strands Agents leads on maintenance and adoption.

A OpenAI Agents SDK (JS) 93.0

A lightweight, powerful framework for multi-agent workflows and voice agents

openai/openai-agents-js · #6 overall · #4 Agent Frameworks · coverage B (3/5)

Choose OpenAI Agents SDK (JS) if supply-chain integrity and transparency matter most.

+3.9Safety / Integrity: OSSF Scorecard 8.5 against 5.4
+2.6Transparency: OSSF Scorecard 8.5 against 5.4

A Strands Agents 90.5

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

strands-agents/harness-sdk · #20 overall · #6 Agent Frameworks · coverage B (3/5)

Choose Strands Agents if maintenance and adoption matter most.

+1.6Maintenance
+1.6Adoption: 9.6M weekly downloads against 2.5M

Where they differ

23.1

Safety / IntegrityOpenAI Agents SDK (JS) +3.9

19.2

15.7

TransparencyOpenAI Agents SDK (JS) +2.6

13.1

18.3

MaintenanceStrands Agents +1.6

19.9

17.2

AdoptionStrands Agents +1.6

18.8

+0.7

Runtime calibrationStrands Agents +0.8

+1.5

1 dimension identical: Identity 18.0 · Full evidence table

An independent, evidence-based trust comparison of OpenAI Agents SDK (JS) and Strands Agents, two Agent Frameworks projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Full evidence

Signal	OpenAI Agents SDK (JS)openai/openai-agents-js	Strands Agentsstrands-agents/harness-sdk
HVTrust score	93.0	90.5
Evidence grade	A	A
Coverage grade	B	B
Overall rank	#6	#20
Rank in Agent Frameworks	#4	#6
GitHub stars	4.0k	9.0k
Last updated	1d ago	1d ago
Build provenance	Yes	Yes
OSSF Scorecard	8.5 / 10	5.4 / 10
License	MIT	Apache-2.0
Downloads	2.5M/wk	9.6M/wk
Trust dimensions (points earned)
Safety / integrity / 25	23.1	19.2
Identity & provenance / 18	18.0	18.0
Transparency / 17	15.7	13.1
Maintenance / 20	18.3	19.9
Adoption / 20	17.2	18.8
Runtime capability surface (full matrix)
MCP server	Implemented	Implemented
External providers	1 — OpenAI	4 — Amazon Bedrock, Anthropic, Google Gemini, …
Requires API keys	Yes	No
Plugin surface	extensions	plugins
Provenance drift	Match	Match

Open in the live compare tool → OpenAI Agents SDK (JS) profile Strands Agents profile More Agent Frameworks →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.4 →