# MOSN vs Tetrate Service Bridge

| Attribute | MOSN | Tetrate Service Bridge |
|---|---|---|
| **Vioscale score** | 35.2 (54% (medium)) | 54.7 (33% (low)) |
| activity.commits_last_30d | 0 | - |
| adoption.dependent_repos | 22 | - |
| adoption.github_stars | 4,508 | - |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | A cloud-native network proxy platform written in Go, open-sourced by Ant Group and production-verified at scale. Supports multi-protocol communication and can integrate with Istio for Service Mesh or operate independently as a load balancer, API gateway, or Ingress controller. | An enterprise AI gateway platform based on Envoy that manages language model access, cost control, and AI agent governance. Provides unified LLM catalog, automatic model fallback, token brokering, AI guardrails, and MCP gateway capabilities. |
| features.capabilities | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"multicluster":true,"traffic_splitting":true,"wasm_extensibility":true,"built_in_observability":true}` | `{"proxy":"envoy","fips_mode":true,"vm_support":true,"multicluster":true,"automatic_mtls":true,"commercial_support":true,"gateway_api_support":true,"built_in_observability":true}` |
| integrations.count | 6 | 12 |
| integrations.list | `[{"name":"Istio"},{"name":"Envoy"},{"name":"Jaeger"},{"name":"Skywalking"},{"name":"Prometheus"},{"name":"Holmes"}]` | `[{"name":"AWS"},{"name":"AWS CloudMap"},{"name":"AWS AppMesh"},{"name":"Amazon EKS Distro"},{"name":"Amazon ECS Anywhere"},{"name":"Amazon EKS Anywhere"},{"name":"Istio"},{"name":"Envoy"},{"name":"Kubernetes Gateway API"},{"name":"NGINX"},{"name":"LDAP"},{"name":"SSO"}]` |
| language.primary | Go | - |
| license.spdx | Apache-2.0 | - |
| platform.support | `{"cli":true,"linux":true}` | `{"linux":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://mosn.io/","retrievedAt":"2026-08-13T18:17:43.403Z"}` | `{"type":"quote","plans":[{"free":false,"name":"Agent Router Service","contactSales":true},{"free":false,"name":"Agent Router Enterprise","contactSales":true}],"summary":"Contact sales for pricing","freeTier":false,"sourceUrl":"https://tetrate.io/tetrate-service-bridge/","retrievedAt":"2026-08-03T13:02:27.685Z"}` |
| pricing.free_tier | yes | no |
| pricing.model | open_source | commercial |
| pricing.price_level | free | unknown |
| pricing.transparent | - | no |
| release.cadence_days | 62 | - |
| release.history | `[{"url":"https://github.com/mosn/mosn/releases/tag/v1.6.1","date":"2024-08-01T03:04:36Z","type":"stable","version":"v1.6.1"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.6.0","date":"2023-08-17T07:30:42Z","type":"stable","version":"v1.6.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.5.0","date":"2023-04-25T11:13:11Z","type":"stable","version":"v1.5.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.4.0","date":"2023-02-28T09:54:22Z","type":"stable","version":"v1.4.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.3.0","date":"2022-12-01T06:40:26Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.2.0","date":"2022-10-28T04:32:40Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.1.0","date":"2022-08-23T08:44:18Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.0.1","date":"2022-05-11T07:58:07Z","type":"stable","version":"v1.0.1"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.0.0","date":"2022-04-15T09:17:20Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.27.0","date":"2022-04-06T06:49:10Z","type":"stable","version":"v0.27.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.26.0","date":"2021-12-29T01:22:51Z","type":"stable","version":"v0.26.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.25.0","date":"2021-10-12T06:28:45Z","type":"stable","version":"v0.25.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.24.0","date":"2021-08-05T13:12:00Z","type":"stable","version":"v0.24.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.23.0","date":"2021-06-04T09:56:11Z","type":"stable","version":"v0.23.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.22.0","date":"2021-04-02T09:43:26Z","type":"stable","version":"v0.22.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.21.0","date":"2021-02-02T03:38:05Z","type":"stable","version":"v0.21.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.20.0","date":"2021-01-05T03:29:10Z","type":"stable","version":"v0.20.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.19.0","date":"2020-12-01T12:22:53Z","type":"stable","version":"v0.19.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.18.0","date":"2020-11-03T05:55:57Z","type":"stable","version":"v0.18.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.17.0","date":"2020-09-30T07:15:04Z","type":"stable","version":"v0.17.0"}]` | - |
| security.fedramp | - | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.iso27001 | - | yes |
| security.scorecard | 3.4 | - |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=mosn.io%2Fmosn&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` | - |

## Capabilities (Service Mesh)

| Capability | MOSN | Tetrate Service Bridge |
|---|:--:|:--:|
| **Architecture** |  |  |
| Data plane | Sidecar | - |
| Proxy | Envoy | Envoy |
| **Security** |  |  |
| Automatic mutual TLS | - | ✓ |
| SPIFFE / SPIRE identity | - | - |
| **Traffic** |  |  |
| Traffic splitting / canary | ✓ | - |
| Fault injection / resilience | - | - |
| **Scale** |  |  |
| Multi-cluster federation | ✓ | ✓ |
| **Portability** |  |  |
| VM support (beyond Kubernetes) | ✓ | ✓ |
| **Observability** |  |  |
| Built-in observability | ✓ | ✓ |
| **Standards** |  |  |
| Gateway API / GAMMA support | - | ✓ |
| **Extensibility** |  |  |
| WASM extensibility | ✓ | - |
| **Compliance** |  |  |
| FIPS mode | - | ✓ |
| **Ecosystem** |  |  |
| CNCF maturity | - | - |
| **Ops** |  |  |
| Commercial support / enterprise edition | - | ✓ |

*Source: Vioscale. Generated 2026-09-01T15:15:35.729Z. "-" = undocumented, not absent.*