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usedby

Agent frameworks & AI gateways tools used by Technology & Connectivity companies

Each line links its public proof and the date usedby last checked it.

102

Technology & Connectivity companies use Agent frameworks & AI gateways tools

24 confirmed 76 observed 2 signals

The most used: E2B (21), TrueFoundry (13), and Browserbase (12).Data as of Oct 25, 2026

Ranking

Tools ranked by the Technology & Connectivity companies that use them. Ties go to the stronger proof.

Largest and best-proven users

Two labelled views of the same companies. Neither is a score.

Who uses each tool

Strongest proof first. A job post is a signal, the weakest proof.

  1. 1E2B21 companies · Checked Oct 15, 202621
    11 confirmed 10 observed

    E2B profile

    Show 11 more companies
  2. 2TrueFoundry13 companies · Checked Oct 20, 202613
    4 confirmed 9 observed

    TrueFoundry profile

    Show 3 more companies
  3. 3Browserbase12 companies · Checked Oct 16, 202612
    0 confirmed 12 observed

    Browserbase profile

    Show 2 more companies
  4. 4OpenRouter12 companies · Checked Oct 19, 202612
    0 confirmed 12 observed

    OpenRouter profile

    Show 2 more companies
  5. 5Portkey11 companies · Checked Oct 16, 202611
    2 confirmed 9 observed

    Portkey profile

    Show 1 more company
  6. 6LangChain10 companies · Checked Oct 24, 202610
    0 confirmed 8 observed 2 signals

    LangChain profile

  7. 7Mem08 companies · Checked Oct 21, 20268
    0 confirmed 8 observed

    Mem0 profile

  8. 8CrewAI4 companies · Checked Oct 19, 20264
    2 confirmed 2 observed

    CrewAI profile

  9. 9Vectara4 companies · Checked Oct 7, 20264
    2 confirmed 2 observed

    Vectara profile

  10. 10AgentMail4 companies · Checked Oct 25, 20264
    1 confirmed 3 observed

    AgentMail profile

  11. 11Kernel4 companies · Checked Oct 25, 20264
    1 confirmed 3 observed

    Kernel profile

  12. 12Flowise4 companies · Checked Oct 17, 20264
    0 confirmed 4 observed

    Flowise profile

  13. 13Contextual AI3 companies · Checked Oct 19, 20263
    1 confirmed 2 observed

    Contextual AI profile

  14. 14Akira1 company · Not dated1
    0 confirmed 1 observed

    Akira profile

How usedby counts

24 confirmed 76 observed 2 signals

A company counts once per tool, at its strongest proof: confirmed (a case study, a named testimonial, a press release or the company's own account), declared (the company told usedby), observed (a vendor logo wall or customers page) or signal (a job post). Counts cover the companies on usedby, never the whole market.

2 companies that sell software were left out, so a vendor is never counted as a user.

Data as of October 25, 2026.

Questions

Which Agent frameworks & AI gateways tools do Technology & Connectivity companies use most?

E2B leads: 21 of the 102 Technology & Connectivity companies on usedby that use Agent frameworks & AI gateways tools use it. Next: TrueFoundry (13), Browserbase (12), OpenRouter (12), and Portkey (11). See E2B.

How many Technology & Connectivity companies use Agent frameworks & AI gateways tools?

102 Technology & Connectivity companies on usedby use at least one of 14 Agent frameworks & AI gateways tools. It counts the companies usedby tracks.

What proof backs these lines?

Of the 102 companies, each counted at its strongest proof: 24 confirmed, 0 declared, 76 observed and 2 known from a job post.

How does usedby build this ranking?

usedby counts each Technology & Connectivity company once per tool, from public proof: case studies, press releases, the company's own site or its declaration to usedby, vendor customer pages and job posts. 2 software vendors are left out. Every line shows its proof and the date usedby last checked it.