Brandwave

How popular isOpenAI Agents SDK?

In September 2026, people searched for OpenAI Agents SDK by name about 14,800 times worldwide, a 45.4% decrease from the previous year. These searches made up 3.6% of all global AI agent framework searches, placing OpenAI Agents SDK sixth out of seven frameworks. When we asked both ChatGPT and Google AI Overviews about AI agent frameworks, OpenAI Agents SDK appeared in all answers and was the second most recommended of the seven.

Search and AI answers in September 2026

OpenAI Agents SDK is the sixth most searched of 7 competitors and the second most recommended in AI answers.

  1. LangChainShare of searches 59.6%Mentioned in 3 of 5 AI answersPlace in AI recommendations 5th
  2. CrewAIShare of searches 17.9%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
  3. AutoGenShare of searches 6.6%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
  4. LlamaIndexShare of searches 5.4%Mentioned in 3 of 5 AI answersPlace in AI recommendations 6th
  5. OpenAI Agents SDKShare of searches 3.6%Mentioned in 5 of 5 AI answersPlace in AI recommendations 2nd

+2 more

OpenAI Agents SDK website (opens in a new tab)

Follow OpenAI Agents SDK and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Top AI agent frameworks in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, OpenAI Agents SDK appeared in all five answers. OpenAI Agents SDK is the second most recommended of the seven.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. CrewAI1st
  2. OpenAI Agents SDK2nd
  3. Pydantic AI3rd
  4. AutoGen4th
  5. LangChain5th
  6. LlamaIndex6th
  7. Semantic Kernel7th

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • CrewAI5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • OpenAI Agents SDK5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • LangChain3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • LlamaIndex3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Pydantic AI3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • AutoGen2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Semantic Kernel2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers

See every answer about AI agent frameworks

5 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Which AI agent frameworks compete with OpenAI Agents SDK?

OpenAI Agents SDK against AI agent frameworks worldwide, by month

Share of searches by month for LangChain, CrewAI, AutoGen, LlamaIndex, Pydantic AI, OpenAI Agents SDK. The figures are in the table below the chart.

View monthly share of searches table
MonthLangChainCrewAIAutoGenLlamaIndexPydantic AIOpenAI Agents SDKSemantic Kernel
Oct 202556.8%11.4%9.3%7.6%6.2%5.1%3.5%
Nov 202561.1%12.3%8.2%6.7%5.5%3.7%2.5%
Dec 202564.6%10.6%7.1%7.1%5.8%2.6%2.2%
Jan 202659%14.5%7.9%7.9%5.3%2.9%2.4%
Feb 202658%17.4%7.8%6.4%5.2%2.8%2.4%
Mar 202655.1%20.2%7.4%7.4%5%2.7%2.3%
Apr 202652%23.3%7%7%4.7%3.8%2.1%
May 202655.8%20.4%6.1%7.5%5%3.4%1.9%
Jun 202658.9%17.7%6.5%6.5%5.3%3.5%1.6%
Jul 202656.7%17.1%6.3%7.6%6.3%4.2%1.9%
Aug 202660.8%15%6.7%6.7%5.5%3.7%1.7%
Sep 202659.6%17.9%6.6%5.4%5.4%3.6%1.6%

  1. 1.LangChain

    59.6%

    Held 1st. 246K estimated branded searches, 0% vs prior month. Share -1.3 points.

  2. 2.CrewAI

    17.9%

    Held 2nd. 74K estimated branded searches, +22.3% vs prior month. Share +3 points.

  3. 3.AutoGen

    6.6%

    Held 3rd. 27.1K estimated branded searches, 0% vs prior month. Share -0.1 points.

  4. 4.LlamaIndex

    5.4%

    Held 4th. 22.2K estimated branded searches, -18.1% vs prior month. Share -1.3 points.

  5. 5.Pydantic AI

    5.4%

    Held 5th. 22.2K estimated branded searches, 0% vs prior month. Share -0.1 points.

  6. 6.OpenAI Agents SDK

    3.6%

    Held 6th. 14.8K estimated branded searches, 0% vs prior month. Share -0.1 points.

  7. 7.Semantic Kernel

    1.6%

    Held 7th. 6.7K estimated branded searches, 0% vs prior month. Share 0 points.

Compare popularity between OpenAI Agents SDK and its closest rivals

Every comparison with OpenAI Agents SDK

11 comparisons

How has branded search demand for OpenAI Agents SDK changed worldwide over the last 12 months?

3 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for OpenAI Agents SDK worldwide fell from 27.1K to 14.8K.
  • Across the 12 months ending September 2026, OpenAI Agents SDK’s share of searches among AI agent frameworks worldwide decreased from 5.1% to 3.6%.
  • Across the 12 months ending September 2026, OpenAI Agents SDK’s share of searches among AI agent frameworks worldwide peaked at 5.1% in October 2025 and was lowest at 2.6% in December 2025.

How did search popularity change for AI agent frameworks worldwide in September 2026?

6 changes

  1. In September 2026, CrewAI gained share of searches among AI agent frameworks worldwide, from 15% to 17.9%.

  2. In September 2026, LlamaIndex lost share of searches among AI agent frameworks worldwide, from 6.7% to 5.4%.

  3. In September 2026, LangChain lost share of searches among AI agent frameworks worldwide, from 60.8% to 59.6%.

  4. Estimated monthly branded searches for Semantic Kernel worldwide fell 63.8% over 12 measured months, from 18.5K to 6.7K in September 2026.

  5. Estimated monthly branded searches for OpenAI Agents SDK worldwide fell 45.4% over 12 measured months, from 27.1K to 14.8K in September 2026.

  6. Estimated monthly branded searches for AutoGen worldwide fell 45.3% over 12 measured months, from 49.5K to 27.1K in September 2026.

How are OpenAI Agents SDK’s branded searches counted?

1 search term

Brandwave collects information about searches that people make online using OpenAI Agents SDK’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • openai agents sdk

How the Brand Demand Index is measured

Who owns OpenAI Agents SDK?

OpenAI Agents SDK is owned by OpenAI. Brandwave also tracks ChatGPT, OpenAI API and OpenAI Codex, owned by the same company, worldwide.

Do you work for OpenAI Agents SDK? To request corrections or removal please contact us via our support page and we will be happy to assist.

Where does OpenAI Agents SDK compete?

OpenAI Agents SDK is ranked in two competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of searchesRanking
AI agent platforms9th of 90.56%Show ranking
AI agent frameworks6th of 73.6%Shown above
Creator with pink hair and a pink jacket

Is OpenAI Agents SDK your brand?

Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.

Start free