# E2B vs Portkey: who uses which

On usedby, 23 companies use E2B and 22 use Portkey. No company is listed with both yet. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-06: 45 of 45 public lines checked.

## Side by side

|  | [E2B](https://www.usedby.ai/tools/e2b.md) | [Portkey](https://www.usedby.ai/tools/portkey.md) |
|---|---|---|
| Public customers | 23 | 22 |
| Confirmed | 15 | 12 |
| Observed | 8 | 10 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Artificial Intelligence (4), Cybersecurity (1), Media & Publishing (1) | Cybersecurity (2), HealthTech & Digital Health (2), Agency & Studio (1) |
| Category | LLM Ops & Frameworks | LLM Ops & Frameworks |
| Data processing terms | A data processing agreement is available. ([e2b.dev](https://e2b.dev/security), checked 2026-10-07) | — |
| Free trial | Free trial or free plan available. ([e2b.dev](https://e2b.dev/pricing), checked 2026-10-07) | Free trial or free plan available. ([portkey.ai](https://portkey.ai/pricing), checked 2026-10-07) |
| Languages | Python, JavaScript ([e2b.dev](https://e2b.dev/), checked 2026-10-07) | — |
| Integrations | — | OpenAI, Anthropic, Google Gemini, Azure, MongoDB, Qdrant, Milvus, LangChain, LlamaIndex, CrewAI, Cursor, Langfuse ([portkey.ai](https://portkey.ai/docs/integrations/ecosystem), checked 2026-10-07) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- E2B: [LMArena](https://www.usedby.ai/case-studies/lmarena-e2b.md): **230,000**: “we had over 50,000 users who started over 230,000 E2B sandboxes” (published 2025-02-03)
- E2B: [Genspark](https://www.usedby.ai/case-studies/genspark-e2b.md): **$250M ARR**: “from zero to $250M ARR in 12 months” (published 2026-05-07)
- Portkey: [Snorkel AI](https://www.usedby.ai/case-studies/snorkel-ai-portkey.md): **2x**: “2x faster issue detection in development” (captured by usedby 2026-10-05)
- Portkey: [Fontys ICT](https://www.usedby.ai/case-studies/fontys-ict-portkey.md): story without a checked figure. (captured by usedby 2026-10-05)

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Source: https://www.usedby.ai/compare/e2b-vs-portkey · How we check: https://www.usedby.ai/methodology