# Envoy AI Gateway vs Keywords AI

| Attribute | Envoy AI Gateway | Keywords AI |
|---|---|---|
| **vioscaleAI score** | 59.3 (54% (medium)) | 62.4 (68% (medium)) |
| activity.commits_last_30d | 68 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 2,229 | - |
| content.faq | `[{"answer":"Provides routing and traffic management between applications and generative AI services, built on the open source Envoy Gateway. Supports multiple AI provider integrations and OpenAI-compatible APIs. It is indexed under Llm Gateways.","source":"https://aigateway.envoyproxy.io","question":"What is Envoy AI Gateway?","confidence":0.6},{"answer":"Envoy AI Gateway is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://aigateway.envoyproxy.io","question":"Is Envoy AI Gateway free to use?","confidence":0.6},{"answer":"Envoy AI Gateway supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://aigateway.envoyproxy.io","question":"What platforms does Envoy AI Gateway support?","confidence":0.6},{"answer":"Yes. Envoy AI Gateway can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://aigateway.envoyproxy.io","question":"Can Envoy AI Gateway be self-hosted?","confidence":0.6},{"answer":"We have confirmed 17 integrations for Envoy AI Gateway, including OpenAI, AWS Bedrock, Google Vertex AI, Google Gemini, Anthropic, Groq, Together AI and Mistral, plus 9 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://aigateway.envoyproxy.io","question":"What does Envoy AI Gateway integrate with?","confidence":0.6},{"answer":"Yes. Envoy AI Gateway is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/envoyproxy/ai-gateway","question":"Is Envoy AI Gateway open source?","confidence":0.95}]` | `[{"answer":"Provides tools for monitoring language model performance, managing prompts, and evaluating language model outputs for engineering teams It is indexed under Llm Gateways.","source":"https://www.keywordsai.co","question":"What is Keywords AI?","confidence":0.6},{"answer":"Keywords AI offers a free tier, so you can start without paying. Paid plans start at $199 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.keywordsai.co/pricing","question":"Is Keywords AI free?","confidence":0.6},{"answer":"Keywords AI supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.keywordsai.co/pricing","question":"What platforms does Keywords AI support?","confidence":0.6},{"answer":"Yes. Keywords AI can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.keywordsai.co/pricing","question":"Can Keywords AI be self-hosted?","confidence":0.6},{"answer":"We have confirmed 4 integrations for Keywords AI, including PostHog, Vercel AI, n8n and OpenTelemetry. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.keywordsai.co","question":"What does Keywords AI integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for Keywords AI. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Keywords AI not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.keywordsai.co/pricing","question":"What security certifications does Keywords AI have?","confidence":0.6},{"answer":"Keywords AI is available worldwide. Its primary market is the United States.","source":"https://www.keywordsai.co/pricing","question":"Where is Keywords AI available?","confidence":0.5}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | An open-source gateway built on Envoy that centralizes AI traffic management by forwarding OpenAI-compatible requests to various LLM providers with automatic failover, token-based rate limiting, and Kubernetes-native deployment. | Provides tools for monitoring language model performance, managing prompts, and evaluating language model outputs for engineering teams |
| features.capabilities | `{"caching":"semantic","open_source":true,"pricing_model":"open-source-self-host","rate_limiting":true,"deployment_model":"self-hosted","routing_strategy":"custom","streaming_support":true,"automatic_failover":true,"budget_spend_controls":true,"openai_compatible_api":true,"virtual_key_management":true,"request_cost_observability":true}` | `{"caching":"exact","pricing_model":"usage-based-saas","rate_limiting":true,"deployment_model":"managed-SaaS","routing_strategy":"custom","automatic_failover":true,"budget_spend_controls":true,"openai_compatible_api":true,"virtual_key_management":true,"request_cost_observability":true}` |
| integrations.count | 16 | 2 |
| integrations.list | `[{"name":"OpenAI"},{"name":"AWS Bedrock"},{"name":"Azure OpenAI"},{"name":"Google Vertex AI"},{"name":"Google Gemini"},{"name":"Anthropic"},{"name":"Groq"},{"name":"Together AI"},{"name":"Mistral"},{"name":"Cohere"},{"name":"DeepInfra"},{"name":"DeepSeek"},{"name":"Hunyuan"},{"name":"Tencent LLM Knowledge Engine"},{"name":"SambaNova"},{"name":"Grok"},{"name":"OIDC"},{"name":"cert-manager"},{"name":"GCP Vertex AI","native":true},{"name":"Gemini","native":true},{"name":"vLLM","native":true},{"name":"MCP","native":true},{"name":"Kubernetes","native":true},{"name":"AWS STS","native":true,"category":"auth"},{"name":"Entra ID","native":true,"category":"auth"},{"name":"Google STS","native":true,"category":"auth"},{"name":"Google Vertex"},{"name":"Model Context Protocol","category":"tools","direction":"bidirectional"}]` | `[{"name":"PostHog"},{"name":"Vercel AI"},{"name":"n8n"},{"name":"OpenTelemetry"}]` |
| language.primary | Go | - |
| license.spdx | Apache-2.0 | - |
| market.availability | - | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","summary":"Open-source. Commercial managed hosting and enterprise self-hosted options available.","freeTier":true,"sourceUrl":"https://aigateway.envoyproxy.io","retrievedAt":"2026-10-15T21:05:53.824Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"Free","features":["Full platform","2 evaluators","5 prompts","Log management","Community Discord"],"commitment":"monthly","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"logs":"100k/mo","prompts":"5","evaluators":"2"}},{"free":false,"name":"Team","summary":"$199/month","features":["Everything in Free","Unlimited datasets","Unlimited evaluators","Unlimited prompts","Private Slack channel","SOC 2 report","Email support"],"commitment":"monthly","components":[{"kind":"fixed","amount":199,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"prompts":"Unlimited","datasets":"Unlimited","evaluators":"Unlimited"}},{"free":false,"name":"Enterprise","summary":"Custom pricing","features":["Custom packages","Volume discount","Custom SLAs","Dedicated support engineer","HIPAA BAA"],"contactSales":true}],"addOns":[{"name":"Additional logs","components":[{"per":{"qty":100000,"unit":"logs"},"kind":"metered","amount":8,"currency":"USD"}]},{"name":"Additional evaluation scores","components":[{"per":{"qty":1000,"unit":"scores"},"kind":"metered","amount":1,"currency":"USD"}]},{"name":"Additional seats","components":[{"kind":"per_unit","unit":"member","amount":15,"period":"month","currency":"USD"}]},{"name":"HIPAA compliance","components":[{"kind":"fixed","amount":249,"period":"month","currency":"USD"}]}],"summary":"Free tier available. Team plan $199/month. Usage add-ons from $1/1k scores and $8/100k logs. Enterprise on request.","currency":"USD","freeTier":true,"sourceUrl":"https://www.keywordsai.co/pricing","retrievedAt":"2026-08-25T21:45:22.085Z","startingPrice":{"amount":199,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | high |
| pricing.starting_price | - | `{"amount":199,"currency":"USD"}` |
| pricing.transparent | - | yes |
| release.cadence_days | 6 | - |
| release.history | `[{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v1.2.0","date":"2026-10-07T11:58:00Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v1.2.0-rc1","date":"2026-10-06T08:40:06Z","type":"prerelease","version":"v1.2.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v1.1.0","date":"2026-08-21T18:23:16Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v1.0.0","date":"2026-06-23T15:32:39Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v1.0.0-rc1","date":"2026-06-23T02:37:10Z","type":"prerelease","version":"v1.0.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.7.0","date":"2026-06-06T20:59:58Z","type":"stable","version":"v0.7.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.6.0","date":"2026-05-05T20:43:06Z","type":"stable","version":"v0.6.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.6.0-rc1","date":"2026-04-30T21:12:21Z","type":"prerelease","version":"v0.6.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.5.0","date":"2026-01-23T21:17:55Z","type":"stable","version":"v0.5.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.5.0-rc1","date":"2026-01-12T19:47:59Z","type":"prerelease","version":"v0.5.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.4.0","date":"2025-11-08T00:55:51Z","type":"stable","version":"v0.4.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.4.0-rc2","date":"2025-11-07T22:42:47Z","type":"prerelease","version":"v0.4.0-rc2"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.4.0-rc1","date":"2025-11-05T21:31:00Z","type":"prerelease","version":"v0.4.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.3.0","date":"2025-08-21T10:28:43Z","type":"stable","version":"v0.3.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.3.0-rc2","date":"2025-08-21T10:01:37Z","type":"prerelease","version":"v0.3.0-rc2"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.3.0-rc1","date":"2025-08-15T04:15:29Z","type":"prerelease","version":"v0.3.0-rc1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.2.1","date":"2025-06-10T04:01:45Z","type":"stable","version":"v0.2.1"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.2.0","date":"2025-06-05T21:20:28Z","type":"stable","version":"v0.2.0"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.2.0-rc3","date":"2025-06-05T21:12:25Z","type":"prerelease","version":"v0.2.0-rc3"},{"url":"https://github.com/theagentrouter/agent-router/releases/tag/v0.2.0-rc1","date":"2025-06-02T22:27:40Z","type":"prerelease","version":"v0.2.0-rc1"}]` | - |
| reliability.sla_pct | - | 99.9 |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.iso27001 | - | yes |
| security.soc2 | - | yes |
| security.trust_center | https://aigateway.envoyproxy.io/docs/0.4/capabilities/security/ | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=envoy-ai-gateway%2Fai-gateway-helm&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Llm Gateways)

| Capability | Envoy AI Gateway | Keywords AI |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Openai compatible API | ✓ | ✓ |
| Automatic failover | ✓ | ✓ |
| Routing strategy | Custom | Custom |
| Caching | Semantic | Exact |
| Virtual key management | ✓ | ✓ |
| Budget spend controls | ✓ | ✓ |
| Rate limiting | ✓ | ✓ |
| Guardrails moderation | - | - |
| Request cost observability | ✓ | ✓ |
| Streaming support | ✓ | - |
| Deployment model | Self hosted | Managed SaaS |
| Open source | ✓ | - |
| Pricing model | Open source self host | Usage based saas |

*Source: vioscaleAI. Generated 2026-10-16T19:30:00.602Z. "-" = undocumented, not absent.*